# OwlNote TLDL Notes Feynman AI vs Brightr

The clearest difference is update cadence: Brightr at daily against OwlNote TLDL Notes Feynman AI's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. OwlNote TLDL Notes Feynman AI sells 3 in-app purchases, starting at $3.99 per 7 days and Brightr sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

OwlNote TLDL Notes Feynman AI ships an update every 2 months, Brightr daily. The most recent releases landed on September 20, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | OwlNote TLDL Notes Feynman AI | Brightr |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Size | 55 MB | 62 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Olga Krolikowska](https://appshunter.io/developer/1727507942) | [Bartosz Zapadka](https://appshunter.io/developer/1840499899) |

## 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 |


### Brightr

[App page](https://appshunter.io/ios/app/brightr-ai-study-assistant/id6752671902)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mini Brightr Subscription | $9.99 | per month |
| Brightr Pro Subscription | $19.99 | per month |
| Brightr Premium Subscription | $24.99 | per month |


## 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 Brightr free?

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

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

Neither OwlNote TLDL Notes Feynman AI nor Brightr shows ads.

### Which is updated more often, OwlNote TLDL Notes Feynman AI or Brightr?

OwlNote TLDL Notes Feynman AI ships an update every 2 months, and Brightr daily. Most recently, OwlNote TLDL Notes Feynman AI was updated on September 20, 2026 and Brightr on September 17, 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.*