# Summary AI Note Taker vs DiBook

The clearest difference is in-app purchases: DiBook at none against Summary AI Note Taker's 11. DiBook also leads on ads (none vs shown) and update cadence (every 3 days vs every 4 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Summary AI Note Taker sells 10 in-app purchases, starting at $5.99 per 7 days. DiBook asks for nothing beyond the download.

Summary AI Note Taker ships an update every 4 weeks, DiBook every 3 days. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Summary AI Note Taker | DiBook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (43 ratings)](https://appshunter.io/ios/app/summary-ai-note-taker-sumato/id6476230340/reviews)** | — |
| Number of ratings | **43** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 148 MB | 58 MB |
| Requires iOS | 16.6 | **15** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ZipoApps](https://appshunter.io/developer/1671444635) | [103 NPT DIGITAL TECHNOLOGY PLC.](https://appshunter.io/developer/1708852072) |

## What reviewers say

### Summary AI Note Taker

[App page](https://appshunter.io/ios/app/summary-ai-note-taker-sumato/id6476230340)

This AI-powered tool transforms audio recordings and text into organized study materials. Generate summaries, flashcards, and quizzes from lectures, meetings, or any content to enhance learning and retention. Supports over 100 languages and offers a clean interface with dark mode.

**Highlights:** AI-powered audio transcription, Generate notes, summaries, flashcards, and quizzes, Convert text, PDFs, photos, and YouTube videos, Edit and organize notes, Share study materials, Supports over 100 languages, Dark mode interface

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sumato AI Note Taker - Weekly PRO | $5.99 | per 7 days |
| Smarter Notes | $6.99 | per 7 days |
| Unlimited Access | $8.99 | per 7 days |
| Unlimited Access | $9.99 | per year |
| Smarter Notes | $14.99 | per month |
| Unlimited Access | $19.99 | per month |
| Unlimited Access | $29.99 | per month |
| Unlimited Access | $49.99 | per year |
| Smarter Notes | $50.99 | per year |
| Smarter Notes | $59.99 | per year |


### DiBook

[App page](https://appshunter.io/ios/app/dibook/id6747787427)

**In-app purchases:** none


## Frequently asked questions

### Is Summary AI Note Taker free?

Summary AI Note Taker is free to download, with in-app purchases available.

### Is DiBook free?

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

### Do Summary AI Note Taker or DiBook have ads?

Summary AI Note Taker shows ads; DiBook does not.

### Which is updated more often, Summary AI Note Taker or DiBook?

Summary AI Note Taker ships an update every 4 weeks, and DiBook every 3 days. Most recently, Summary AI Note Taker was updated on October 3, 2026 and DiBook on October 6, 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.*