# 集中読書 vs Max Read

The clearest difference is iOS requirement: 集中読書 at 16.6 against Max Read's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 集中読書 sells 2 in-app purchases, starting at $1.99 per month and Max Read sells 2 in-app purchases, starting at $1.99 per year. Whichever you choose, the download price is not the number that matters.

集中読書 ships an update every 2 weeks, Max Read fortnightly. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 集中読書 | Max Read |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Size | 44 MB | 2 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [QOOQ inc.](https://appshunter.io/developer/446639722) | [Sensonet](https://appshunter.io/developer/793745582) |

## What reviewers say

### 集中読書

[App page](https://appshunter.io/ios/app/id6759477350)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月間サブスクリプション | $1.99 | per month |
| 買い切り | $9.99 | one-time |


### Max Read

[App page](https://appshunter.io/ios/app/max-read-read-faster/id6791105521)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Yearly | $1.99 | per year |
| Max Read Lifetime | $5.99 | one-time |


## Frequently asked questions

### Is 集中読書 free?

集中読書 is free to download, with in-app purchases available.

### Is Max Read free?

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

### Do 集中読書 or Max Read have ads?

Neither 集中読書 nor Max Read shows ads.

### Which is updated more often, 集中読書 or Max Read?

集中読書 ships an update every 2 weeks, and Max Read fortnightly. Most recently, 集中読書 was updated on October 28, 2026 and Max Read on October 25, 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.*