# Multibook vs Worm.

The clearest difference is in-app purchases: Worm. at none against Multibook's 4. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Multibook sells 4 one-off in-app purchases. Worm. asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on October 25, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Multibook | Worm. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (31 ratings)](https://appshunter.io/ios/app/worm/id6743779486/reviews)** |
| Number of ratings | — | **31** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 days | Every 3 days |
| Monetization | — | Free |
| Size | 13 MB | 32 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Enver Yigitler](https://appshunter.io/developer/1746725492) | [David Burton](https://appshunter.io/developer/1804509855) |

## What reviewers say

### Multibook

[App page](https://appshunter.io/ios/app/multibook/id6502769846)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Base Tip | $4.99 | one-time |
| Medium Tip | $9.99 | one-time |
| Large Tip | $29.99 | one-time |
| Huge Tip | $49.99 | one-time |


### Worm.

[App page](https://appshunter.io/ios/app/worm/id6743779486)

This app helps book lovers track their reading, discover new titles, and connect with a community of fellow readers. Organize your digital bookshelf, set reading goals, and engage in discussions about your favorite books.

**Highlights:** Digital bookshelf management, Personalized reading goals, Friend activity feed, Book discovery and recommendations, User profiles and statistics, Book reviews and discussions

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Multibook free?

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

### Is Worm. free?

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

### Do Multibook or Worm. have ads?

Neither Multibook nor Worm. shows ads.

### Which is updated more often, Multibook or Worm.?

Multibook ships an update every 3 days, and Worm. every 3 days. Most recently, Multibook was updated on October 25, 2026 and Worm. on October 10, 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.*