# Tiny Bookshelf vs Summerizer

The clearest difference is update cadence: Summerizer at every 2 weeks against Tiny Bookshelf's every 2 months. Summerizer also leads on device support (3 vs 1) and iOS requirement (15.1 vs 26.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Tiny Bookshelf sells 3 in-app purchases, starting at $3.99 per 7 days and Summerizer sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Tiny Bookshelf ships an update every 2 months, Summerizer every 2 weeks. The most recent releases landed on October 16, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Tiny Bookshelf | Summerizer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (13 ratings)](https://appshunter.io/ios/app/tiny-bookshelf-ai-summaries/id6504901406/reviews)** | — |
| Number of ratings | **13** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Freemium | — |
| Size | 168 MB | 114 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tiny Leo Co., Ltd](https://appshunter.io/developer/1660777736) | [Naeem ul Haq](https://appshunter.io/developer/1864665857) |

## What reviewers say

### Tiny Bookshelf

[App page](https://appshunter.io/ios/app/tiny-bookshelf-ai-summaries/id6504901406)

This app provides AI-powered summaries of books, allowing users to quickly grasp key insights. It offers audio versions of summaries, a focus timer with ambient sounds, and customizable reading options to enhance learning and productivity.

**Highlights:** AI-powered book summaries, Audio playback of summaries, Focus timer with white noise, Multi-language support, Customizable reading interface, Save and share quotes

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $3.99 | per 7 days |
| Weekly Premium | $4.99 | per 7 days |
| Yearly Premium | $34.99 | per year |


### Summerizer

[App page](https://appshunter.io/ios/app/summerizer-book-summary/id6757116509)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 4 Credits | $1.99 | one-time |
| 10 Credits | $4.99 | one-time |
| 20 Credits | $9.99 | one-time |


## Frequently asked questions

### Is Tiny Bookshelf free?

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

### Is Summerizer free?

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

### Do Tiny Bookshelf or Summerizer have ads?

Neither Tiny Bookshelf nor Summerizer shows ads.

### Which is updated more often, Tiny Bookshelf or Summerizer?

Tiny Bookshelf ships an update every 2 months, and Summerizer every 2 weeks. Most recently, Tiny Bookshelf was updated on October 16, 2026 and Summerizer on October 28, 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.*