# UniBook vs TomoTomo

The clearest difference is update cadence: TomoTomo at every 5 days against UniBook's every 3 weeks. TomoTomo also leads on iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. UniBook sells 1 one-off in-app purchase and TomoTomo sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UniBook ships an update every 3 weeks, TomoTomo every 5 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | UniBook | TomoTomo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (10 ratings)](https://appshunter.io/ios/app/tomotomo/id6778601579/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | — | Free |
| Size | 15 MB | 88 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [Denis Tronin](https://appshunter.io/developer/1446210844) | [Tyler Mulvey](https://appshunter.io/developer/1896283496) |

## What reviewers say

### UniBook

[App page](https://appshunter.io/ios/app/unibook-read-without-limits/id6757717595)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| UniBook Premium | $49.99 | one-time |


### TomoTomo

[App page](https://appshunter.io/ios/app/tomotomo/id6778601579)

Seamlessly switch between reading ebooks and listening to audiobooks. Your progress is automatically synced across both formats, ensuring you never lose your place. Enjoy a clean, distraction-free experience with support for standard epub and audiobook files.

**Highlights:** Sync position between epub and audiobook, Switch between reading and listening, Automatic position carry-over, Distraction-free reading, Supports standard epub and audiobook formats

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| imagine — 15 images | $2.99 | one-time |
| companion — 50 messages | $4.99 | one-time |
| pdf audio — 10,000 characters | $4.99 | one-time |
| pdf audio — 25,000 characters | $11.99 | one-time |
| pdf audio — 50,000 characters | $23.00 | one-time |


## Frequently asked questions

### Is UniBook free?

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

### Is TomoTomo free?

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

### Do UniBook or TomoTomo have ads?

Neither UniBook nor TomoTomo shows ads.

### Which is updated more often, UniBook or TomoTomo?

UniBook ships an update every 3 weeks, and TomoTomo every 5 days. Most recently, UniBook was updated on October 25, 2026 and TomoTomo on October 24, 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.*