# HeartShelf vs Passim｜蔵書管理・本棚整理・読書記録

The clearest difference is in-app purchases: HeartShelf at none against Passim｜蔵書管理・本棚整理・読書記録's 2. HeartShelf also leads on ads (none vs shown). Passim｜蔵書管理・本棚整理・読書記録's advantage is update cadence (every 3 weeks vs every 6 months) and iOS requirement (16.0 vs 18.5). On price and device support there is nothing between them.

Both are free to download. Passim｜蔵書管理・本棚整理・読書記録 sells 2 in-app purchases, starting at $4.99 per month. HeartShelf asks for nothing beyond the download.

HeartShelf ships an update every 6 months, Passim｜蔵書管理・本棚整理・読書記録 every 3 weeks. The most recent releases landed on October 16, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | HeartShelf | Passim｜蔵書管理・本棚整理・読書記録 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Size | 24 MB | 73 MB |
| Requires iOS | 18.5 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 4+ |
| Developer | [KEISUKE MAEGAWA](https://appshunter.io/developer/1748575397) | [MODALAVA](https://appshunter.io/developer/1891578566) |

## What reviewers say

### HeartShelf

[App page](https://appshunter.io/ios/app/heartshelf/id6752114329)

**Features:** macOS Compatibility

**In-app purchases:** none


### Passim｜蔵書管理・本棚整理・読書記録

[App page](https://appshunter.io/ios/app/passim/id6761805831)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Passim Pro Monthly | $4.99 | per month |
| Passim Pro Yearly | $49.99 | per year |


## Frequently asked questions

### Is HeartShelf free?

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

### Is Passim｜蔵書管理・本棚整理・読書記録 free?

Passim｜蔵書管理・本棚整理・読書記録 is free to download, with in-app purchases available.

### Do HeartShelf or Passim｜蔵書管理・本棚整理・読書記録 have ads?

Passim｜蔵書管理・本棚整理・読書記録 shows ads; HeartShelf does not.

### Which is updated more often, HeartShelf or Passim｜蔵書管理・本棚整理・読書記録?

HeartShelf ships an update every 6 months, and Passim｜蔵書管理・本棚整理・読書記録 every 3 weeks. Most recently, HeartShelf was updated on October 16, 2026 and Passim｜蔵書管理・本棚整理・読書記録 on October 17, 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.*