# Rocket Languages vs FluentU

The clearest difference is monetization model: Rocket Languages at free with in-app purchases against FluentU's subscription. Rocket Languages also leads on rating (4.6 vs 4.3) and review sentiment (70% vs 56%). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Rocket Languages sells 49 one-off in-app purchases and FluentU sells 12 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

Rocket Languages holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 2.6K and 2.8K respectively. Written reviews point the same way: 70% of Rocket Languages's written reviews are positive against 56% of FluentU's.

Rocket Languages ships an update monthly, FluentU fortnightly. Both last shipped on October 26, 2026.

## The numbers

| Metric | Rocket Languages | FluentU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (2.6K ratings)](https://appshunter.io/ios/app/rocket-languages/id597293943/reviews)** | [4.3 (2.8K ratings)](https://appshunter.io/ios/app/fluentu-learn-language-videos/id917892175/reviews) |
| Number of ratings | 2.6K | **2.8K** |
| Positive reviews | **69.8% of reviews** | 56.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 44 MB | 546 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Libros Media Ltd](https://appshunter.io/developer/597291855) | [Enux Education Limited](https://appshunter.io/developer/917892174) |

## What reviewers say

### Rocket Languages

[App page](https://appshunter.io/ios/app/rocket-languages/id597293943)

Learn to speak new languages like Spanish, French, and Japanese with structured audio lessons and cultural insights. This app offers lifetime access to courses designed for real conversations, helping you overcome common learning frustrations and speak confidently from day one.

**Highlights:** Structured audio lessons for speaking, Lifetime access with free updates, Cultural insights and customs, Voice recognition for pronunciation, Adaptive review activities, Interactive audio and conversation practice

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (49)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rocket Sign Language Level 1 | $39.99 | one-time |
| Rocket Spanish Level 1 | $59.99 | one-time |
| Rocket Japanese Level 1 | $59.99 | one-time |
| Rocket Italian Level 1 | $59.99 | one-time |
| Rocket Korean Level 1 | $59.99 | one-time |
| Rocket Arabic Level 1 | $59.99 | one-time |
| Rocket French Level 1 | $59.99 | one-time |
| Rocket Portuguese Level 1 | $59.99 | one-time |
| Rocket Sign Language Level 1 | $59.99 | one-time |
| Rocket Spanish Level 1 | $89.99 | one-time |
| Rocket Korean Level 1 | $89.99 | one-time |
| Rocket Arabic Level 1 | $89.99 | one-time |
| Rocket French Level 1 | $89.99 | one-time |
| Rocket German Level 1 | $89.99 | one-time |
| Rocket Italian Level 1 | $89.99 | one-time |
| Rocket Japanese Level 1 | $89.99 | one-time |
| Rocket French Level 1 | $99.99 | one-time |
| Rocket Japanese Level 1 | $99.99 | one-time |
| Rocket Italian Level 1 | $99.99 | one-time |
| Rocket Spanish Level 1 | $99.99 | one-time |
| Rocket Spanish Levels 1 & 2 | $119.99 | one-time |
| Rocket Spanish Premium: Level 1 | $149.99 | one-time |
| Rocket French Premium: Level 1 | $149.99 | one-time |
| Rocket German Premium: Level 1 | $149.99 | one-time |
| Rocket Italian Premium: Level 1 | $149.99 | one-time |
| Rocket Japanese Premium: Level 1 | $149.99 | one-time |
| Rocket Chinese Premium: Level 1 | $149.99 | one-time |
| Rocket Arabic Premium: Level 1 | $149.99 | one-time |
| Rocket Portuguese Premium: Level 1 | $149.99 | one-time |
| Rocket Korean Premium: Level 1 | $149.99 | one-time |
| Rocket Russian Premium: Level 1 | $149.99 | one-time |
| Rocket Spanish Levels 1, 2 & 3 | $179.99 | one-time |
| Rocket French Levels 1, 2 & 3 | $179.99 | one-time |
| Rocket Japanese Level 1, 2 & 3 | $179.99 | one-time |
| Rocket Russian Levels 1, 2 & 3 | $179.99 | one-time |
| Rocket German Levels 1, 2 & 3 | $179.99 | one-time |
| Rocket Chinese Levels 1, 2 & 3 | $179.99 | one-time |
| Rocket Italian Levels 1, 2 & 3 | $179.99 | one-time |
| Rocket Spanish Levels 1, 2 & 3 | $249.99 | one-time |
| Rocket Japanese Level 1, 2 & 3 | $249.99 | one-time |
| Rocket Italian Levels 1, 2 & 3 | $249.99 | one-time |
| Rocket German Levels 1, 2 & 3 | $249.99 | one-time |
| Rocket Chinese Levels 1, 2 & 3 | $249.99 | one-time |
| Rocket Russian Levels 1, 2 & 3 | $249.99 | one-time |
| Rocket French Levels 1, 2 & 3 | $249.99 | one-time |
| Rocket Japanese Level 1, 2 & 3 | $259.99 | one-time |
| Rocket Italian Levels 1, 2 & 3 | $259.99 | one-time |
| Rocket Spanish Levels 1, 2 & 3 | $259.99 | one-time |
| Rocket French Levels 1, 2 & 3 | $259.99 | one-time |

**What reviewers like**

- 👍 Interactive and engaging lessons
- 🚀 Comprehensive and structured learning approach
- 💡 Variety of practice methods (listening, speaking, writing)
- 👍 Explanations of grammar and cultural context
- 🚀 Detailed and accurate pronunciation feedback

**What reviewers complain about**

- 🐛 Voice recognition issues and inconsistencies
- 🐛 App crashes and bugs
- 🐛 Inability to review/replay recorded audio
- 🐛 Lack of offline functionality
- 🐛 Outdated or confusing user interface

**Reported bugs**

- Audio playback issues
- Inconsistent voice recognition
- Lesson progress not properly tracked
- Compatibility problems with newer devices/OS
- Crashes and freezes during use

**Requested features**

- Ability to slow down audio playback
- More grammar and vocabulary review tools
- Improved search and navigation within the app
- Customizable learning plans and progress tracking
- Integration with other language learning resources


### FluentU

[App page](https://appshunter.io/ios/app/fluentu-learn-language-videos/id917892175)

Learn languages through engaging, real-world videos like movie trailers and music clips. Interactive subtitles and vocabulary tools make comprehension and speaking natural. Connect with culture while mastering a new language.

**Highlights:** Interactive video lessons, Real-world content, Tap-to-translate subtitles, Vocabulary review tools, Bilingual dictionary, Cultural immersion

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FluentU Plus | $14.99 | per month |
| FluentU Plus | $17.99 | per month |
| FluentU Plus | $20.99 | per month |
| FluentU Plus | $23.99 | per month |
| FluentU Plus | $29.99 | per month |
| FluentU Super Monthly | $39.99 | per month |
| FluentU Plus | $71.99 | per year |
| FluentU Plus | $95.99 | per year |
| FluentU Plus | $119.99 | per year |
| FluentU Plus | $139.99 | per year |
| FluentU Super Annual | $199.99 | per year |
| FluentU Plus | $239.99 | per year |

**What reviewers like**

- 🚀 Engaging learning experience
- 🎓 Effective for language learning
- 👍 Variety of content and features
- 💡 Innovative learning approach

**What reviewers complain about**

- 💰 Expensive subscription
- 🐛 Buggy and unreliable app
- 🔍 Lack of transparency around pricing and cancellation
- 📱 Compatibility issues on mobile devices

**Reported bugs**

- App crashes frequently
- Subscription issues and unexpected charges
- Syncing and login problems
- Inconsistent performance across devices

**Requested features**

- Add more language options
- Improve user interface and navigation
- Provide better guidance and progression for learners
- Enhance audio and speech recognition capabilities


## Frequently asked questions

### Is Rocket Languages free?

Rocket Languages is free to download, with in-app purchases available.

### Is FluentU free?

FluentU is free to download, with in-app purchases available.

### Which has better reviews, Rocket Languages or FluentU?

Rocket Languages is rated higher. Rocket Languages averages 4.6 out of 5 from 2.6K ratings, while FluentU averages 4.3 from 2.8K ratings.

### Do Rocket Languages or FluentU have ads?

Neither Rocket Languages nor FluentU shows ads.

### Which is updated more often, Rocket Languages or FluentU?

Rocket Languages ships an update monthly, and FluentU fortnightly. Most recently, Rocket Languages was updated on October 26, 2026 and FluentU on October 26, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*