# Feynman AI vs FocusX

The clearest difference is in-app purchases: FocusX at none against Feynman AI's 9. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Feynman AI sells 9 in-app purchases, starting at $5.99 per 7 days. FocusX asks for nothing beyond the download.

## The numbers

| Metric | Feynman AI | FocusX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (58 ratings)](https://appshunter.io/ios/app/feynman-ai-study-and-memorize/id6738724586/reviews)** | — |
| Number of ratings | **58** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Free with in-app purchases | — |
| Size | 61 MB | 16 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Feynman EinsteinAI Note Taker OU](https://appshunter.io/developer/1782064427) | [NISCHAL NIROULA](https://appshunter.io/developer/1865563178) |

## What reviewers say

### Feynman AI

[App page](https://appshunter.io/ios/app/feynman-ai-study-and-memorize/id6738724586)

This learning assistant transforms videos, audio, PDFs, and notes into transcriptions, summaries, and quizzes. It helps users simplify complex concepts, organize study materials, and learn more efficiently on any device.

**Highlights:** Accurate transcriptions, Concise summaries, Automatic quiz generation, Easy note organization, Cross-device accessibility, Document analysis

**Features:** Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $5.99 | per 7 days |
| Monthly Subscription | $14.99 | per month |
| Monthly Subscription | $15.99 | per month |
| 3 Month Subscription | $29.99 | per 3 months |
| Yearly Subscription | $29.99 | per year |
| Yearly Subscription | $39.99 | per year |
| Yearly Subscription | $69.99 | per year |
| 12 Month Subscription | $79.99 | per year |
| Lifetime Access | $89.99 | one-time |


### FocusX

[App page](https://appshunter.io/ios/app/focusx/id6758237011)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Feynman AI free?

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

### Is FocusX free?

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

### Do Feynman AI or FocusX have ads?

Neither Feynman AI nor FocusX shows ads.

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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.*