# Kitaboo One vs Notes AI

The clearest difference is in-app purchases: Kitaboo One at none against Notes AI's 2. Kitaboo One also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Notes AI sells 2 in-app purchases, starting at $3.99 per 7 days. Kitaboo One asks for nothing beyond the download.

Kitaboo One ships an update every 4 months, Notes AI every 3 months. The most recent releases landed on September 16, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Kitaboo One | Notes AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 3 months** |
| Size | 76 MB | 52 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hurix Systems Pvt. Ltd.](https://appshunter.io/developer/429900405) | [Oussama Anedam](https://appshunter.io/developer/1850303135) |

## What reviewers say

### Kitaboo One

[App page](https://appshunter.io/ios/app/kitaboo-one/id6749898946)

**Features:** macOS Compatibility

**In-app purchases:** none


### Notes AI

[App page](https://appshunter.io/ios/app/notes-ai-flashcards-and-summary/id6756229800)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OWZE PRO | $3.99 | per 7 days |
| OWZE PRO | $34.99 | per year |


## Frequently asked questions

### Is Kitaboo One free?

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

### Is Notes AI free?

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

### Do Kitaboo One or Notes AI have ads?

Notes AI shows ads; Kitaboo One does not.

### Which is updated more often, Kitaboo One or Notes AI?

Kitaboo One ships an update every 4 months, and Notes AI every 3 months. Most recently, Kitaboo One was updated on September 16, 2026 and Notes AI on September 9, 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.*