# Otto AI vs QuickNotes

The clearest difference is in-app purchases: QuickNotes at none against Otto AI's 6. Otto AI's advantage is update cadence (every 9 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Otto AI sells 6 in-app purchases, starting at $1.99 per 7 days. QuickNotes asks for nothing beyond the download.

Otto AI ships an update every 9 days, QuickNotes every 3 weeks. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Otto AI | QuickNotes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Size | 12 MB | 3 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arghyadeep Karmakar](https://appshunter.io/developer/6790373278) | [Matous Mutina](https://appshunter.io/developer/6792460117) |

## What reviewers say

### Otto AI

[App page](https://appshunter.io/ios/app/otto-ai-email-assistant/id6790373276)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Otto Plus | $1.99 | per 7 days |
| Otto Pro | $5.99 | per 7 days |
| Otto Plus | $6.99 | per month |
| Otto Pro | $19.99 | per month |
| Otto Plus | $55.99 | per year |
| Otto Pro | $159.99 | per year |


### QuickNotes

[App page](https://appshunter.io/ios/app/quicknotes-fast-capture/id6792460115)

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

**In-app purchases:** none


## Frequently asked questions

### Is Otto AI free?

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

### Is QuickNotes free?

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

### Do Otto AI or QuickNotes have ads?

Neither Otto AI nor QuickNotes shows ads.

### Which is updated more often, Otto AI or QuickNotes?

Otto AI ships an update every 9 days, and QuickNotes every 3 weeks. Most recently, Otto AI was updated on October 31, 2026 and QuickNotes on October 25, 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.*