# Lyn vs StudyFi

The clearest difference is rating: Lyn at 5.0 against StudyFi's 3.7. StudyFi's advantage is ratings volume (6 vs 2). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Lyn sells 3 in-app purchases, starting at $4.99 per month and StudyFi sells 16 in-app purchases, starting at $11.99 per month. Whichever you choose, the download price is not the number that matters.

Lyn holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 2 and 6 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Lyn ships an update every 3 weeks, StudyFi every 2 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Lyn | StudyFi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/lyn-ai-tutor-and-study-help/id6740411879/reviews)** | [3.7 (6 ratings)](https://appshunter.io/ios/app/studyfi-ai-study-and-flashcards/id6749504762/reviews) |
| Number of ratings | 2 | **6** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 90 MB | 162 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Thuemmler AI GmbH](https://appshunter.io/developer/1772217985) | [Studyfi s.r.o.](https://appshunter.io/developer/1830822869) |

## What reviewers say

### Lyn

[App page](https://appshunter.io/ios/app/lyn-ai-tutor-and-study-help/id6740411879)

This AI-powered tutor provides instant help with school subjects, homework, and exam preparation. It offers step-by-step explanations, transforms study materials into flashcards, and includes a voice mentor for interactive learning.

**Highlights:** AI tutor for all school subjects, Homework assistance and explanation, Convert study materials to flashcards, Voice mentor and language practice, Spaced repetition flashcards, Personalized learning projects

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nachhilfe Mentor Pro | $4.99 | per month |
| Nachhilfe Mentor Pro | $6.99 | per month |
| Nachhilfe Mentor Pro | $49.99 | per year |


### StudyFi

[App page](https://appshunter.io/ios/app/studyfi-ai-study-and-flashcards/id6749504762)

Transform your study materials into AI-powered flashcards, summaries, quizzes, and podcasts. This tool helps students of all levels grasp complex topics faster and improve their grades. Connect with a student community for shared tips and experiences.

**Highlights:** AI-generated flashcards with spaced repetition, Instant summaries and notes from long texts, Personalized AI quizzes and practice tests, Study podcasts from your notes, Mind maps for understanding complex topics, AI chat for academic questions and essay help, Student community for sharing and support

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StudyFi Monthly Promo | $11.99 | per month |
| StudyFi Monthly | $14.99 | per month |
| StudyFi Monthly | $14.99 | per month |
| StudyFi Monthly (Trial) | $14.99 | per month |
| StudyFi Quarterly | $17.99 | per 3 months |
| StudyFi Quarterly | $17.99 | per 3 months |
| StudyFi Quarterly (Trial) | $17.99 | per 3 months |
| StudyFi Yearly | $49.99 | per year |
| StudyFi Yearly | $49.99 | per year |
| StudyFi Yearly (Trial) | $49.99 | per year |
| Audio Pack Starter | $6.99 | one-time |
| Audio Pack Starter | $9.99 | one-time |
| Audio Pack Standard | $17.99 | one-time |
| Audio Pack Standard | $19.99 | one-time |
| Audio Pack Pro | $34.99 | one-time |
| Audio Pack Pro | $39.99 | one-time |


## Frequently asked questions

### Is Lyn free?

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

### Is StudyFi free?

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

### Which has better reviews, Lyn or StudyFi?

Lyn is rated higher. Lyn averages 5.0 out of 5 from 2 ratings, while StudyFi averages 3.7 from 6 ratings.

### Do Lyn or StudyFi have ads?

Neither Lyn nor StudyFi shows ads.

### Which is updated more often, Lyn or StudyFi?

Lyn ships an update every 3 weeks, and StudyFi every 2 weeks. Most recently, Lyn was updated on October 24, 2026 and StudyFi on October 24, 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.*