# StackBooks vs READ LOG

The clearest difference is update cadence: StackBooks at every 2 days against READ LOG's weekly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

StackBooks ships an update every 2 days, READ LOG weekly. The most recent releases landed on October 8, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | StackBooks | READ LOG |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Weekly |
| Monetization | — | Free |
| Size | 119 MB | 140 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kenta Nobutani](https://appshunter.io/developer/1840736944) | [Takehiro Koizumi](https://appshunter.io/developer/1842745097) |

## What reviewers say

### StackBooks

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

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

**In-app purchases:** none


### READ LOG

[App page](https://appshunter.io/ios/app/read-log/id6816743055)

Easily track your reading progress, manage your book collection, and discover new titles. This app helps you build a reading habit, reflect on your literary journey, and expand your vocabulary.

**Highlights:** Page number tracking, Book organization (reading, to-read, read), Book search and ISBN scanning, Calendar view of reading habits, Personalized book recommendations, Vocabulary lookup and learning, Reading notes and quotes

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

**In-app purchases:** none


## Frequently asked questions

### Is StackBooks free?

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

### Is READ LOG free?

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

### Do StackBooks or READ LOG have ads?

Neither StackBooks nor READ LOG shows ads.

### Which is updated more often, StackBooks or READ LOG?

StackBooks ships an update every 2 days, and READ LOG weekly. Most recently, StackBooks was updated on October 8, 2026 and READ LOG on October 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*