Thinking about developing a language learning app? This guide covers everything you need — from key development steps and features to proven strategies for success.

At RewiSoft, we’ve successfully delivered various e-learning solutions, including custom language apps. Based on our experience, we’ve highlighted all the development nuances and potential hidden challenges that may arise. Let’s get started, step by step!

Why Language Learning Apps Are So Popular

Learning a new language today is easier than ever. With just 10 minutes a day, you could reach a strong conversational level within a year. Language learning applications make this achievable, offering the flexibility to study anywhere, anytime. 

Language learning has come a long way, thanks to technology! Even 10 years ago, mastering a language required attending classes and reading huge paper textbooks. Today, mobile apps have totally transformed the way of learning.

The popularity of language learning apps is skyrocketing, and it’s easy to see why.

• The online language learning market offers convenience and flexibility.
• Users can practice anytime, anywhere in the world.
• Even if people have limited resources to visit schools, apps make learning possible.

Beyond convenience, language learning apps are also becoming more popular thanks to engaging features like gamification, interactive quizzes, and AI-driven personalization. We’ll discuss these features below and explain which ones are essential.

Now, let’s see how to develop language learning application that millions of people worldwide will use on a daily basis.

What is a Language Learning App?

A language learning app helps users learn a new language in an interactive way right from their mobile phone. Unlike traditional classroom learning, a language learning app brings language education directly to users’ mobile devices or computers. The core purpose of a language learning app is to make the language acquisition process easier, more accessible, and engaging, thanks to special gaming tools and features.

Examples of Popular Language Learning Apps

If you’re thinking of developing your own app, you probably already know the market giants. Each of these apps is great because they innovate, constantly test, and improve to see which features work and which don’t. So, a competitor analysis is a must when you’re thinking about your own product. Let’s look at some of the most popular apps available on the digital market today:

Duolingo

An app with a funny owl as its mascot, Duolingo is the most popular app in the world. Here, learning takes place in a fun, game-like way.

Babbel

Another market giant, Babbel focuses on practical vocabulary and real-life dialogues. Before going on a trip, you can use it for specific goals like travel or business.

Busuu

Offers a social component, allowing users to practice language skills with native speakers.

Memrise

A great example of an app that emphasizes memory techniques and interactive learning with multimedia content. Interactive learning has consistently shown better results compared to textbooks.

Before starting your own app, we recommend reading up on these apps in detail. Take note of which features they use, and even try learning a language to see how these features work and test these approaches on your language learning journey.

Who Should Consider Creating a Language Learning Application?

Language learning apps are not limited just to language schools. In fact, they can be a powerful tool for many organizations that want to simplify and modernize the learning process.

We’ve identified key groups that could greatly benefit from developing their own language learning app:

Language Schools

Especially those with unique or proprietary programs. A custom app can simplify the learning journey, allow tutors to quickly check homework, and give students an interactive way to review and analyze learning materials.

EdTech Startups

For new educational technology ventures, language learning applications offer a chance to innovate the learning process and meet the growing demand for accessible learning tools.

Private Institutions

Organizations offering specialized training or certifications can also benefit from developing their language learning app. With a custom app, they could provide widely accessible content.

Educational Institutions

Schools, colleges, and universities can use language apps to support students’ language skills. Language apps are especially results-oriented for language programs that require continuous practice.

Educators

Individual tutors and educators can also use apps, helping them provide a structured, flexible learning path that supplements their in-person or online lessons. This approach is similar to language schools, where extra in-person lessons and online lessons can be offered.

Tech Entrepreneurs

Tech-savvy entrepreneurs can turn language apps into profitable ventures. They can offer apps with unique features to stand out in the market, and they can even offer their audience the opportunity to learn less common languages.

Large Companies

Enterprises looking to train employees in additional languages can create in-house language apps, which can significantly improve communication with international clients or internal mobility.

And Many More

Even if we haven’t mentioned your type of organization, creating a language learning application isn’t limited to a kind of organization or individual. The high demand for custom language learning solutions shows the need for opportunities across various fields to provide practical, on-demand language education.

How do Language Learning Apps Work?

Each language learning app is built on a unique structure tailored to specific learning goals, audiences, and methods. However, the general workflow of these apps typically follows a core principle: providing structured, interactive, and engaging content that allows users to learn, practice, and track their progress.

Core Principles of Language App Functionality

Structured Content Delivery

Online language learning apps offer carefully designed learning materials. Training materials are typically divided into topics or modules users progress through step-by-step. The content may range from vocabulary and grammar lessons to pronunciation and listening exercises, covering all aspects of language learning.

Interactive Learning Process

Users engage with these materials through interactive methods like quizzes or exercises. This interactive content delivery approach allows language learners to actively apply what they’re learning.

Progress Tracking and Feedback

As users complete each new material, the app tracks their progress and provides immediate feedback on exercises and assessments. Features like progress bars, scores, or badges motivate users and give them a sense of accomplishment.

Certification Upon Completion

Many language learning apps offer certification or acknowledgment of completion once users finish a course or reach a specific proficiency level. This certification can provide value for professional or educational use.

Methods of Course Delivery

Microlearning

Language apps often implement microlearning, where lessons are divided into small, manageable sections focusing on one topic at a time. This approach allows learners to absorb information in short, focused bursts, making it easier to retain knowledge. Microlearning has proven highly effective, especially for learners with busy schedules. Read more: Microlearning Solution: All You Need to Know and How to Successfully Implement It

Gamification

Integrating gamified elements, such as quizzes, levels, and interactive exercises, turns learning into an engaging experience. Gamification techniques are popular because they encourage consistent practice through rewards and challenges. Read more: How to Develop Gamification Apps for Education? 14 Must-Have Gamification Tools

Progress Indicators

A clear visual of a user’s journey — through progress bars or achievement badges — helps learners understand how far they’ve come and what remains to be completed. It provides motivation and allows for self-assessment.

When combined, these elements create a powerful framework for promoting effective language acquisition, engagement, and long-term retention.

In essence, a language app’s fundamental workflow centers on delivering structured, interactive lessons that adapt to learners’ progress and reward them for reaching milestones.

Are you curious about the essential features that make language learning apps stand out? Below, we’ll explore the gamification features that industry leaders like Duolingo use to capture the market.

Key Features for a Successful Language Learning App

We’ve divided key features into two main groups: those designed for learners (users) and those intended for admins. 

As the app owner, having these features is a must, as they provide the insights you need for improved course delivery and successful learning outcomes.

User-Focused Features

Interactive Lessons

Lessons in a language app should be flexible and adaptable to different languages and learning styles.

For example, beginners might benefit from structured lessons that introduce vocabulary and grammar step-by-step, while advanced learners might prefer conversation practice. 

Personalizing lesson structure to each user’s specific needs can make learning much more effective.

Gamification Elements

Gamification is key to keeping users engaged on a daily basis, and the fact that all market giants use it is proof. Incorporate badges, levels, and leaderboards, and users will feel rewarded and motivated to return to the app consistently. 

For example, giving users badges when they reach a new level works as extra motivation that encourages daily practice.

Multimedia Integration

Language learning is most effective when audio, video, and image content are included. All this content is a must, as it helps learners understand pronunciation, contextual usage, and cultural nuances.

• Audio materials let learners hear authentic accents.
• Video content provides real-world context.
• Images help create associations with vocabulary.

Progress Tracking & Daily Goals

Progress tracking and daily goals help keep users motivated.

Progress Bar
A progress bar shows users their achievements and what’s left to accomplish, allowing them to see how far they’ve come in a module or course.

Daily Goals
Setting small, achievable daily goals gives users a sense of accomplishment each day—it’s one of the best ways to keep them engaged.

For example, suppose you offer one big lesson with 100 modules. In that case, it gives users the feeling that it’s going to take a year, and, as practice shows, users stop doing lessons. That’s why dividing lessons into parts and using progress tracking is so important.

These user-focused features work together to create an effective language-learning experience. Next, we’ll explore the features for admins that help them deliver courses smoothly.

Admin-Focused Features

To make your language learning apps function effectively, you must also offer some features for admins. These features let admins manage users effectively, update or improve content, and gain insights into how the app is performing.

User Management

The user management feature allows admins to manage user profiles, track individual progress, set personalized goals for each student, and more. With user management, admins can provide fast responses, support learners, and monitor each user’s progress.

Content Management System (CMS)

An easy-to-use CMS is key to keeping the app’s content fresh and up-to-date.

The CMS lets admins handle processes faster:

• They can easily add, update, or delete course materials without technical support.
• They can upload new lessons, revise quizzes, and add multimedia resources, making changes quickly and easily.
• It helps keep all learning materials relevant and engaging.

Analytics and Reporting

Another must-have feature for admins and even business owners is that analytics provide valuable insights into course performance and allow for quick adjustments if materials aren’t performing well.

• With analytics, admins can gain insights into the app’s performance.
• Detailed reports on app usage, completion rates, and learning milestones help admins understand user progress, identify popular features, and spot areas for improvement.

This data helps refine the app’s content and functionality.

Bonus Features from the RewiSoft Team

At RewiSoft, we develop language learning apps designed to deliver outstanding results for business owners and, of course, learners.

In addition to the features we’ve covered, we integrate advanced AI solutions, as AI is a must-have nowadays.

AI Personalization

AI personalization helps deliver the right content for each user.

How it works?

By analyzing user performance and preferences, AI creates adaptive learning paths based on each learner’s unique pace and needs. For example, suppose a user struggles with a particular grammar rule. In that case, the app can adapt by providing extra practice exercises in that area.

AI Personalized Feedback

AI feedback is another key feature we can develop. The app can offer immediate, customized responses through smart algorithms, helping learners understand mistakes and offering specific tips for improvement without delay.
AI tools help create a more engaging and effective learning experience that adapts to each user.

8 Steps of Language Learning App Development

Based on our expertise in language app development, we’ve identified 8 core steps in the development process.

While development stages are crucial, thorough business research, understanding the market, and setting clear goals are essential before starting development. Let’s take a closer look at each step.

Step 1: Ideation and Market Research

The foundation of any successful language app begins with a strong idea and in-depth research. Here’s what to focus on:

Identifying Your Target Audience

Knowing who your app is for will guide every aspect of its design and functionality. Are you targeting beginners, advanced learners, children, or professionals? Or maybe all of them? Defining your audience helps you understand that your content and features are relevant.

Competitor Analysis

Studying existing language learning apps is essential. Look into top players in the market — what features do they offer? Where do they fall short? Competitor analysis helps you understand what’s already available and reveals gaps your app could fill. It also gives you insight into industry standards and which popular features to add to create something competitive.

Defining Your Unique Value

To stand out, your app needs a unique selling point. For example, it could be a specialized focus, such as business English, or a unique feature, like an AI-driven virtual assistant. Your app’s unique value is what will attract users in a crowded market:

1. Clearly define what sets your app apart.
2. Consider how this unique element can be woven into your brand and marketing.

Ideation and market research lay the groundwork for a language app. Once you’re clear on these essentials, you’re ready to move to the next step in the process.

Step 2: Define Core Features

Once you have a clear idea of your target audience and goals, the next step is to define the core features your language app will offer. The selection of features should align with your user’s specific needs and the unique experience you want to create.

We’ve already covered some essential features for admins, users, and AI-driven enhancements. However, the list of features can vary based on your vision for the app.

For instance, an app aimed at beginners may require structured lessons and a progress tracker. In contrast, a more advanced app could benefit from features like real-time language practice with native speakers.

You can schedule a meeting with our team to make the best choices for your app. Our CTO or an experienced development expert will discuss which features will work best for your business and offer personalized suggestions on the feature stack for your product.

Step 3: Design the User Experience (UX/UI)

At RewiSoft, we position ourselves as a design-centric software development company because we know how much UX impacts the entire project. A well-designed user experience is key to an app’s success.

The Importance of Intuitive Design

Your product might have a great tech stack and advanced features, but it won’t perform well without good UX. Users expect an interface that’s easy to navigate and responsive to their needs.

During the UI/UX design stage at RewiSoft, we divide the process into 6 steps:

1. Competitive Research
2. User Flow Creation
3. Wireframes Creation
4. Design System Creation
5. UI Design
6. User Testing

After this stage is done and prototypes are approved, we move to the next stage — development.

Step 4: Development Stage: The App’s Backend and Frontend

Our goal during the development stage is to bring your language app to life. We use key technologies and frameworks specifically chosen for language learning app development, ensuring exceptional functionality and user-friendliness.

Selecting the right tech stack can feel overwhelming, especially with so many available options. We understand that this decision can be complicated without a technical background. Our development team is here to help guide you through this choice and find the best solutions for your project.

To build a robust, secure, and scalable application, we divide the process into 7 steps:

1. Tech Architecture
2. Backend Development
3. Mobile Development
4. Feature Testing
5. Bug Fixing
6. Readiness Check
7. Feature Release

Step 5: Integrate AI and ML for Personalization

Integrating Artificial Intelligence and Machine Learning into apps can significantly improve the language learning process. AI and ML analyze user behavior, identify learning patterns, and adjust content to meet each learner’s needs.

AI Personalized Feature

Overall, AI-driven personalization allows users to learn at their own pace with content based on their strengths and weaknesses. For example, suppose a user has difficulty with vocabulary or grammar rules. In that case, the app can automatically provide additional exercises and feedback in those areas.

ML Algorithms

ML can also enhance pronunciation practice by analyzing and giving feedback on users’ speech patterns. ML helps users master challenging aspects of the language in a supportive environment.

Implementing AI and ML requires a thoughtful approach. Here are a few key strategies:

1. Develop ML models that assess user performance and adapt content to match their progress.
2. Use AI algorithms to deliver instant feedback on quizzes, pronunciation, and grammar exercises.
3. Provide personalized AI-driven content recommendations with specific lessons, exercises, or resources.

Step 6: QA and Testing

Once development is complete, testing is a must to ensure that your language app meets the highest standards.

QA goes beyond simply checking if the app works; it guarantees that users have a seamless experience and that the language content is effective.

At RewiSoft, we take QA seriously and follow a structured process to confirm every aspect of the app is polished:

1. Functionality Testing – We check all app features to make sure they work as intended.
2. Usability Testing – Testing the interface and flow to confirm it’s intuitive and user-friendly.
3. Performance Testing – We test the app’s speed and responsiveness.
4. Bug Fixing – Any issues found during testing are resolved before release to make sure the app is stable and reliable.

Through this QA process, we establish your language app is ready to deliver a high-quality, enjoyable learning experience.

Step 7: Deployment

After the development and testing stages are completed, the next step is the Deployment Process. 

Deployment involves preparing the app for release on various platforms, such as iOS, Android, or the web. 

We finalize the code, set up hosting if needed, and conduct a final readiness check.

At this stage, our goal is to confirm that everything, including back-end setup, security measures, and server configuration, is in place for a seamless launch.

Step 8: Post-Launch Maintenance and Updates

After your product is launched, we offer a free 1-month ongoing support.

The importance of regular updates and feedback collection can’t be overstated. We understand this, so after development, we also provide ongoing support based on a time-and-material model.

Overall, these 8 steps briefly show you the whole development process with our team.

Read more about the app development process at Mobile App Development Page.

Development Costs for a Language Learning App

Building your own language app requires a well-planned budget. Below is a general overview of prices and factors that can affect the cost:

Prices at RewiSoft

Our development services start at:

• $40,000 for an app
• $40,000 for a web platform.

We work with you to optimize your budget and find the most efficient path to achieve your vision:

You can choose a cooperation model

We offer the option to work with both middle and senior specialists, depending on the complexity of your project. Middle-level specialists have a lower hourly rate, while senior specialists offer more advanced expertise. You can choose to mix expertise levels based on the project requirements to get the best value for your budget.

Your dedicated team

You’ll be assigned a PM who will keep you informed about project stages and updates. You will also get skilled development and UI/UX design teams. 

Our development team collaborates closely with designers to create a high-performing product that offers a seamless, user-friendly experience, reducing the overall project timeline.

You will receive a team with only  Relevant Expertise

Your project team will include specialists who have extensive experience delivering products in the education field. This approach allows us to develop your product more efficiently, incorporating the complexity and features needed to achieve top performance.

Cost Factors

You may wonder what factors affect the costs of developing a language-learning app. Let’s break down the main elements that impact the overall budget:

Features

The complexity and number of features you choose will directly affect development costs. 

• Basic functionality costs less
• Advanced features like AI-driven personalization or real-time language practice can const much higher

Integrations

Integrating with other tools or platforms (e.g., payment gateways or learning management systems) will increase development costs due to the extra work and testing required.

Design

A custom design that provides an engaging user experience can increase the cost.

Country of the Development Team

Where your team is based will also impact the hourly rate. For example, development rates in Central Europe are generally lower than in the US, which can significantly impact overall project costs.

Consider all these factors to better understand the cost structure. Or get a detailed estimation and timeline for your project from our team.

Challenges to Consider When You Create Your Own Language App

Developing a language learning app is an exciting journey. However, some challenges can arise during the development stage. Here’s a look at some common challenges and how to tackle them effectively.

1. Content Management

Developing high-quality content is essential for a language learning app, but it’s often complex. Lessons, quizzes, audio, and visual aids must be accurate, engaging, and comprehensive. You need to cover all aspects, from basic vocabulary to advanced grammar.

Solutions:

• Collaborate with language experts, experienced tutors, and educators to create structured, reliable content.
• Build a content management system (CMS) within the app that allows easy updates and expansion.
• Collect user feedback to introduce new materials or correct existing ones.

2. User Engagement

Retaining users in the long term can be demanding, as language learning requires consistent effort. Without developing engaging features, users may lose motivation and stop learning.

Solutions:

• Use gamification, a powerful tool for maintaining user engagement.
• Add badges, levels, and leaderboards to create a sense of progress and accomplishment.
• Launch daily challenges and personalized recommendations for users.
• Use AI to personalize learning paths and provide targeted feedback.

3. Simplicity and Functionality

Language learning apps must offer a range of features to support learning. Still, an overly complex interface can overwhelm users and reduce usability.

Solutions:

• Work with a UI/UX design team from the beginning to make the app engaging and easy to use.
• Organize features to make them easily accessible.
• Conduct usability testing to identify any friction points and make adjustments to improve functionality and simplicity.

4. Cross Platform Development

Mobile apps are essential for on-the-go learning, but it’s important to consider a cross platform approach to capture a broader market. Many users also benefit from having access to study materials on desktops. For example, watching video lectures or working on more complex exercises might be more comfortable on a larger desktop computer screen.

Solutions:

• Develop web applications that adapt seamlessly across mobile, tablet, and desktop. A responsive web app allows users to access materials, complete exercises, and view progress from any device.
• By using the Flutter framework, we can create a single codebase that works efficiently across both mobile and web platforms. This approach saves development time and ensures your app’s functionality on every device.

When you know potential challenges, you can build an effective language learning app that will help users confidently achieve their language goals.

Revenue Models for Language Learning Apps

As the owner of a language learning app, you’ve probably thought about how to generate revenue. Below, we’ll explore each type of model in detail. These are some of the most commonly used revenue models in the education market.

Freemium Model

The Freemium Revenue Model offers basic content for free while charging for access to premium lessons.

How it works:

• The freemium model attracts users with free content, allowing them to try the app before committing to paid features.
• Users can learn the basics without paying but need a premium subscription for advanced lessons, personalized lessons, or extra materials.

Subscription Plans

Monthly or yearly plans for the content.

How it works:

• The subscription plans allow users to access premium content with a recurring subscription.
• Users can pay monthly or yearly, unlocking advanced lessons and additional practice exercises that aren’t available in the free version.

In-App Purchases

Offer extra content, advanced tools, or customizations.

How it works:

• In-app purchases allow users to buy specific features as they need them.
• Purchases could include additional vocabulary packs, specialized grammar tools, or personalized feedback sessions.
• With these purchases, users can customize their experience.
• Often, this type of model is combined with subscription or freemium models.

Ads and Sponsorships

Ad placements in your app. The main criterion: these ads should not disrupt the user experience.

How it works:

• Ads are displayed within the app.
• Sponsored content or partner ads can appear between lessons or in the free version. Users can click on the ad, and the app owner will receive revenue for each click or view.

Corporate Licensing

Offer specialized versions to institutions or businesses.

How it works:

• Corporate licensing allows you to provide app versions to educational institutions, language schools, or companies.
• Businesses can use the app to train employees.
• Educational institutions may integrate it into their schedule, paying a licensing fee for access.

Each language learning business has unique goals:

• Some of our clients want to provide educational materials to their employees and aren’t focused on monetizing.
• Others, like specialized English schools, have used our solutions to improve content delivery.
• Some prefer a subscription model to offer courses directly to consumers.

Based on your goals, you can choose the revenue model that best aligns with your vision.

The Future Potential of Language Learning Apps

The language learning app market is only set to grow. Whether during a work break, commute, or downtime, language learning apps have become the solution for those looking to study without needing traditional classes.

We’ve prepared a few interesting facts to show just how much this market is expanding:

Almost Everyone Has Used a Language Learning App

Nearly everyone has tried using language learning apps, as they are easy to use at any time, even during travel, work breaks, commuting, etc.

Language learning apps offer an accessible way to learn without traditional classes. Just look at statistics as numbers speak the best:

Duolingo Statistics

Let’s take a closer look at the popularity of language apps. Duolingo, a leading global language learning app, has achieved remarkable statistics.

In the first quarter of 2024, Duolingo achieved 103.6 million monthly active users.

Currently, Duolingo offers 40 languages for users to learn, demonstrating the vast potential to study languages beyond just the commonly used ones like English and Spanish. [Sourse: Statista]

Global Download Statistics for Language Learning Applications

Another statistic that speaks to the popularity of language learning apps is the number of downloads. Just look at how many downloads there are worldwide. We found fresh numbers from July 2024.

[Sourse: Statista]

High Demand for Language Apps Beyond English and Spanish

The most popular foreign language apps mainly teach English and Spanish. These are popular choices, but there’s a growing demand for apps offering languages that are less commonly studied.

Many users are now interested in learning Korean, Japanese, Arabic, and Indigenous languages. Today, we see the growth of language apps with specialized language options, providing people worldwide the opportunity to learn languages that may not be readily available in traditional language courses.

Our Proven Approach to App Development

We believe that successful app development starts with working alongside a team that has relevant expertise in your chosen industry. Industry knowledge is crucial; only by understanding your field’s specific requirements and nuances can we deliver faster and higher-quality results.

Our development approach prioritizes your requirements, delivering a high-quality tech stack while managing costs effectively. Here’s how we help you stay on budget without compromising quality:

Prioritizing Core Features First

We focus only on must-have features defining your app’s core functionality. This approach ensures that the initial version of your app is lean yet impactful, with extra features added later as updates. This strategy reduces unnecessary expenses on features that aren’t essential for launch.

Offering a Cross-Platform Framework

If you want your app available on both iOS and Android but need to keep costs manageable, we recommend using a cross-platform framework. Our team specializes in Flutter, which allows us to create a single codebase for both platforms and significantly reduce development time and costs.

Flexible Cooperation Model with Middle-Level Developers for Simpler Tasks

We understand that not every task requires a senior-level specialist. For straightforward parts of the app, you have the option to work with middle-level developers, reserving senior expertise for complex tasks. This balanced approach helps keep costs in check without sacrificing quality.

A Dedicated Project Manager

Every development project runs smoother with an experienced project manager. At RewiSoft, you’ll have a dedicated PM to track progress, coordinate the team, and keep you updated.

Working with RewiSoft means you’re gaining a development partner focused on delivering high-quality results. Strong app functionality, great UX, and a dedicated team — this is what makes RewiSoft a reliable partner for the future.