# Feynman vs Feynman AI

The clearest difference is in-app purchases: Feynman at none against Feynman AI's 7. Feynman also leads on iOS requirement (9.0 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Feynman AI sells 7 in-app purchases, starting at $2.99 per 7 days. Feynman asks for nothing beyond the download.

Feynman ships an update every 3 days, Feynman AI every 6 days. The most recent releases landed on September 10, 2026 and August 29, 2026 respectively.

## The numbers

| Metric | Feynman | Feynman AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (50 ratings)](https://appshunter.io/ios/app/feynman-ai-study-notes-maker/id6738310899/reviews)** |
| Number of ratings | — | **50** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 days |
| Monetization | — | Free with in-app purchases |
| Size | 17 MB | 31 MB |
| Requires iOS | **9.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mohamed Kamal](https://appshunter.io/developer/1484659884) | [Baris Can Sertkaya](https://appshunter.io/developer/1713137184) |

## What reviewers say

### Feynman

[App page](https://appshunter.io/ios/app/feynman/id1486605848)

**Features:** macOS Compatibility

**In-app purchases:** none


### Feynman AI

[App page](https://appshunter.io/ios/app/feynman-ai-study-notes-maker/id6738310899)

This app helps you learn complex topics faster by explaining them in your own words, like teaching a child. It provides AI-powered feedback and allows you to create notes from various sources. Ideal for students and self-learners.

**Highlights:** Learn complex topics faster, AI-powered feedback, Create notes from YouTube, audio, text, images, Explain concepts like teaching a child, Refine understanding through repetition

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $2.99 | per 7 days |
| Premium Weekly | $4.99 | per 7 days |
| Weekly Premium | $6.99 | per 7 days |
| Weekly Premium | $6.99 | per 7 days |
| Premium Monthly | $9.99 | per month |
| Yearly Premium | $39.99 | per year |
| Premium Annual | $39.99 | per year |


## Frequently asked questions

### Is Feynman free?

Feynman is free to download, with no in-app purchases.

### Is Feynman AI free?

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

### Do Feynman or Feynman AI have ads?

Neither Feynman nor Feynman AI shows ads.

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

Feynman ships an update every 3 days, and Feynman AI every 6 days. Most recently, Feynman was updated on September 10, 2026 and Feynman AI on August 29, 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.*