# Quazzl AI vs Slow Fluent

The clearest difference is price: Quazzl AI at Free against Slow Fluent's $4.99. Quazzl AI also leads on update cadence (every 2 days vs every 5 weeks) and iOS requirement (13.4 vs 15.0). Slow Fluent's advantage is in-app purchases (none vs 3). On ads and device support there is nothing between them.

Quazzl AI is free to download; Slow Fluent costs $4.99 up front. Quazzl AI sells 3 in-app purchases, starting at $6.00 per month. Slow Fluent asks for nothing beyond the download.

Quazzl AI ships an update every 2 days, Slow Fluent every 5 weeks. The most recent releases landed on November 4, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Quazzl AI | Slow Fluent |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.7 (95 ratings)](https://appshunter.io/ios/app/quazzl-ai-language-learning/id6504952794/reviews)** | — |
| Number of ratings | **95** | — |
| Positive reviews | 59.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 40 MB | 2 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [raffiniert media AG](https://appshunter.io/developer/1754433822) | [Charlie Sendrowski](https://appshunter.io/developer/1568928933) |

## What reviewers say

### Quazzl AI

[App page](https://appshunter.io/ios/app/quazzl-ai-language-learning/id6504952794)

Immerse yourself in interactive stories to learn new languages. Choose your own adventure, test your comprehension with quizzes, and improve pronunciation by listening to native speakers. Customize difficulty and explore various genres for a fun and engaging learning experience.

**Highlights:** AI-authored interactive stories, Choose story direction, Multiple-choice comprehension quizzes, Listen to sentence pronunciation, Adjustable difficulty levels, Multiple story genres

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $6.00 | per month |
| Annual Subscription | $60.00 | per year |
| Lebensdauer | $199.99 | one-time |

**What reviewers like**

- 💡 Unique AI-powered language learning
- 👍 Easy to use interface
- 👍 Fun and interesting way to learn
- 👍 Great for reading practice
- 👍 AI-generated stories are helpful

**What reviewers complain about**

- 🐛 App not working properly
- 🐛 Cannot enter homepage
- 🐛 Subscription refund refused
- 🐛 Misleading about being free
- 🐛 Pay-wall at end of lessons

**Reported bugs**

- Special offer for 3 days in a row not working
- App not working properly
- Cannot enter homepage
- Accidental purchase of subscription
- Refund request refused

**Requested features**

- Add way to contact developers
- Fix issue with special offer for 3 days in a row
- Make iPad-native version
- Add ability to tap word and create flashcard
- Improve voice to sound more native


### Slow Fluent

[App page](https://appshunter.io/ios/app/slow-fluent-learn-languages/id6790207655)

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

**In-app purchases:** none


## Frequently asked questions

### Is Quazzl AI free?

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

### Is Slow Fluent free?

Slow Fluent costs $4.99, with no in-app purchases.

### Do Quazzl AI or Slow Fluent have ads?

Neither Quazzl AI nor Slow Fluent shows ads.

### Which is updated more often, Quazzl AI or Slow Fluent?

Quazzl AI ships an update every 2 days, and Slow Fluent every 5 weeks. Most recently, Quazzl AI was updated on November 4, 2026 and Slow Fluent on November 2, 2026.

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