# 本のおくすり vs StackBooks

The clearest difference is update cadence: StackBooks at daily against 本のおくすり's every 3 days. 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.

本のおくすり ships an update every 3 days, StackBooks daily. The most recent releases landed on October 31, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | 本のおくすり | StackBooks |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 days | **Daily** |
| Monetization | — | Free |
| Size | 31 MB | 129 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Daichi Maruyama](https://appshunter.io/developer/1842995314) | [Kenta Nobutani](https://appshunter.io/developer/1840736944) |

## What reviewers say

### 本のおくすり

[App page](https://appshunter.io/ios/app/id6759515746)

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

**In-app purchases:** none


### StackBooks

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

Easily track your reading progress by scanning book barcodes. Visualize your reading journey as a growing stack of finished books and manage your TBR list with customizable statuses and notes. All your data is stored locally for privacy and offline access.

**Highlights:** Barcode scanning for quick book addition, Visualized reading stack height, TBR and reading status management, Star ratings and notes for finished books, Offline functionality, Reading statistics and insights

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

**In-app purchases:** none


## Frequently asked questions

### Is 本のおくすり free?

本のおくすり is free to download, with no in-app purchases.

### Is StackBooks free?

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

### Do 本のおくすり or StackBooks have ads?

Neither 本のおくすり nor StackBooks shows ads.

### Which is updated more often, 本のおくすり or StackBooks?

本のおくすり ships an update every 3 days, and StackBooks daily. Most recently, 本のおくすり was updated on October 31, 2026 and StackBooks on November 8, 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.*