# Readlogger vs StackBooks

The clearest difference is in-app purchases: StackBooks at none against Readlogger's 3. StackBooks also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Readlogger sells 3 in-app purchases, starting at $2.99 per month. StackBooks asks for nothing beyond the download.

Readlogger ships an update every 2 days, StackBooks daily. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Readlogger | StackBooks |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 days | **Daily** |
| Size | 6 MB | 128 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Koji Isano](https://appshunter.io/developer/1876103151) | [Kenta Nobutani](https://appshunter.io/developer/1840736944) |

## What reviewers say

### Readlogger

[App page](https://appshunter.io/ios/app/readlogger/id6759857926)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Plan | $2.99 | per month |
| Premium Plan | $5.99 | per month |
| 45 Tickets | $9.99 | one-time |


### StackBooks

[App page](https://appshunter.io/ios/app/stackbooks-book-tracker-and-tbr/id6805723809)

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

**In-app purchases:** none


## Frequently asked questions

### Is Readlogger free?

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

### Is StackBooks free?

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

### Do Readlogger or StackBooks have ads?

Readlogger shows ads; StackBooks does not.

### Which is updated more often, Readlogger or StackBooks?

Readlogger ships an update every 2 days, and StackBooks daily. Most recently, Readlogger was updated on October 8, 2026 and StackBooks 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.*