# Bookflow vs BookBook

The clearest difference is update cadence: Bookflow at every 6 days against BookBook's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Bookflow sells 2 in-app purchases, starting at $5.99 per month and BookBook sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Bookflow ships an update every 6 days, BookBook every 3 weeks. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Bookflow | BookBook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 3 weeks |
| Size | 82 MB | 68 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [OMER ASLAN](https://appshunter.io/developer/1792492953) | [UZEYIR GULAC](https://appshunter.io/developer/6777392134) |

## What reviewers say

### Bookflow

[App page](https://appshunter.io/ios/app/bookflow-your-library/id6741000384)

**Features:** iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bookflow Pro - Monthly | $5.99 | per month |
| Bookflow Pro - Yearly | $49.99 | per year |


### BookBook

[App page](https://appshunter.io/ios/app/bookbook-reading-tracker/id6787627083)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BookBook Premium – Monthly | $3.99 | per month |
| BookBook Premium - Yearly | $29.99 | per year |


## Frequently asked questions

### Is Bookflow free?

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

### Is BookBook free?

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

### Do Bookflow or BookBook have ads?

Neither Bookflow nor BookBook shows ads.

### Which is updated more often, Bookflow or BookBook?

Bookflow ships an update every 6 days, and BookBook every 3 weeks. Most recently, Bookflow was updated on November 4, 2026 and BookBook on November 5, 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.*