# Feynman AI vs StudyUnfold

The clearest difference is update cadence: StudyUnfold at every 3 days against Feynman AI's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Feynman AI sells 5 in-app purchases, starting at $4.99 per 7 days and StudyUnfold sells 3 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Feynman AI ships an update monthly, StudyUnfold every 3 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Feynman AI | StudyUnfold |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (15 ratings)](https://appshunter.io/ios/app/feynman-ai-explain-to-learn/id6738237030/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 76 MB | 46 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Geekclo Co., Ltd.](https://appshunter.io/developer/1481561066) | [Gwendal Brossard](https://appshunter.io/developer/1777436306) |

## What reviewers say

### Feynman AI

[App page](https://appshunter.io/ios/app/feynman-ai-explain-to-learn/id6738237030)

Master complex subjects by explaining them yourself and receive AI feedback to improve understanding and retention. Ideal for students, self-learners, and professionals seeking deeper knowledge.

**Highlights:** Practice explaining concepts, Real-time AI feedback and clarity scoring, Track learning progress over time, Build lasting mastery with active recall, Homework and study helper, Flashcards for memorization

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Feynman Learn - Weekly Plan | $4.99 | per 7 days |
| Feynman Learn - Monthly Plan | $9.99 | per month |
| Feynman Learn - Quarterly Plan | $29.99 | per 3 months |
| Feynman Learn - Annual Plan | $49.99 | per year |
| Feynman Learn - Annual Plan | $59.99 | per year |


### StudyUnfold

[App page](https://appshunter.io/ios/app/studyunfold-flashcards-quizz/id6740080988)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited access | $9.99 | per 7 days |
| Unlimited access | $19.99 | per month |
| Unlimited access | $99.99 | per year |


## Frequently asked questions

### Is Feynman AI free?

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

### Is StudyUnfold free?

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

### Do Feynman AI or StudyUnfold have ads?

Both Feynman AI and StudyUnfold show ads.

### Which is updated more often, Feynman AI or StudyUnfold?

Feynman AI ships an update monthly, and StudyUnfold every 3 days. Most recently, Feynman AI was updated on October 24, 2026 and StudyUnfold on October 28, 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.*