# 読書メモ vs 360inAR

The clearest difference is in-app purchases: 360inAR at none against 読書メモ's 1. 360inAR also leads on update cadence (every 10 days vs every 3 months). 読書メモ's advantage is iOS requirement (12.0 vs 16.5). On price, ads and device support there is nothing between them.

Both are free to download. 読書メモ sells 1 one-off in-app purchase. 360inAR asks for nothing beyond the download.

読書メモ ships an update every 3 months, 360inAR every 10 days. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 読書メモ | 360inAR |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 52.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 10 days** |
| Size | 1 MB | 18 MB |
| Requires iOS | **12.0** | 16.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [enaksoft.com](https://appshunter.io/developer/521038978) | [JUNJI IKEDA](https://appshunter.io/developer/1639886050) |

## What reviewers say

### 読書メモ

[App page](https://appshunter.io/ios/app/id541494849)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| データ追加の回数制限解除 | $1.99 | one-time |


### 360inAR

[App page](https://appshunter.io/ios/app/360inar/id1640245991)

**In-app purchases:** none


## Frequently asked questions

### Is 読書メモ free?

読書メモ is free to download, with in-app purchases available.

### Is 360inAR free?

360inAR is free to download, with no in-app purchases.

### Do 読書メモ or 360inAR have ads?

Neither 読書メモ nor 360inAR shows ads.

### Which is updated more often, 読書メモ or 360inAR?

読書メモ ships an update every 3 months, and 360inAR every 10 days. Most recently, 読書メモ was updated on November 1, 2026 and 360inAR on October 30, 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.*