# 集中タイマー vs Project Planner

The clearest difference is ads: 集中タイマー at none against Project Planner's shown. Project Planner's advantage is iOS requirement (13.0 vs 15.1). On price, 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.

## The numbers

| Metric | 集中タイマー | Project Planner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | — |
| Size | 26 MB | 28 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Masaki Takahashi](https://appshunter.io/developer/1860849926) | [VANCOUVER K.K.](https://appshunter.io/developer/1888383841) |

## What reviewers say

### 集中タイマー

[App page](https://appshunter.io/ios/app/id6756532841)

**Features:** macOS Compatibility

**In-app purchases:** none


### Project Planner

[App page](https://appshunter.io/ios/app/project-planner/id6761247476)

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

**In-app purchases:** none


## Frequently asked questions

### Is 集中タイマー free?

集中タイマー is free to download, with no in-app purchases.

### Is Project Planner free?

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

### Do 集中タイマー or Project Planner have ads?

Project Planner shows ads; 集中タイマー does not.

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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.*