# Book Diary vs Litra

The clearest difference is update cadence: Book Diary at every 2 days against Litra's every 3 weeks. Book Diary also leads on iOS requirement (17.6 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Book Diary sells 1 in-app purchase, starting at $3.99 per month and Litra sells 4 in-app purchases, starting at $49.99 per year. Whichever you choose, the download price is not the number that matters.

Book Diary ships an update every 2 days, Litra every 3 weeks. The most recent releases landed on October 16, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Book Diary | Litra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Size | 2 MB | 211 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [VADZIM TSITKO](https://appshunter.io/developer/1713712145) | [Sergei Artiukhin](https://appshunter.io/developer/1864595862) |

## What reviewers say

### Book Diary

[App page](https://appshunter.io/ios/app/book-diary/id6757989246)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $3.99 | per month |


### Litra

[App page](https://appshunter.io/ios/app/litra-focus-book-reader/id6805842688)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Litra Unlimited | $49.99 | per year |
| Small Orb credit pack | $2.99 | one-time |
| Medium Orb credit pack | $6.99 | one-time |
| Large Orb credit pack | $17.99 | one-time |


## Frequently asked questions

### Is Book Diary free?

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

### Is Litra free?

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

### Do Book Diary or Litra have ads?

Neither Book Diary nor Litra shows ads.

### Which is updated more often, Book Diary or Litra?

Book Diary ships an update every 2 days, and Litra every 3 weeks. Most recently, Book Diary was updated on October 16, 2026 and Litra on October 31, 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.*