# OwlNote TLDL Notes Feynman AI vs FeynmanStudy

OwlNote TLDL Notes Feynman AI and FeynmanStudy are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. OwlNote TLDL Notes Feynman AI sells 3 in-app purchases, starting at $3.99 per 7 days and FeynmanStudy sells 3 in-app purchases, starting at $10.00 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | OwlNote TLDL Notes Feynman AI | FeynmanStudy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 55 MB | 53 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Olga Krolikowska](https://appshunter.io/developer/1727507942) | [AlphaByte, Inc.](https://appshunter.io/developer/1655052816) |

## What reviewers say

### OwlNote TLDL Notes Feynman AI

[App page](https://appshunter.io/ios/app/owlnote-tldl-notes-feynman-ai/id6746122376)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $3.99 | per 7 days |
| Monthly | $7.99 | per month |
| Yearly | $24.99 | per year |


### FeynmanStudy

[App page](https://appshunter.io/ios/app/feynmanstudy/id6753349250)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $10.00 | per 7 days |
| Monthly | $40.00 | per month |
| Yearly | $479.99 | per year |


## Frequently asked questions

### Is OwlNote TLDL Notes Feynman AI free?

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

### Is FeynmanStudy free?

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

### Do OwlNote TLDL Notes Feynman AI or FeynmanStudy have ads?

Neither OwlNote TLDL Notes Feynman AI nor FeynmanStudy 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.*