# カスタムポモドーロタイマー vs Immerse

The clearest difference is device support: カスタムポモドーロタイマー at 3 against Immerse's 1. カスタムポモドーロタイマー also leads on iOS requirement (12.0 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

カスタムポモドーロタイマー ships an update every 5 days, Immerse weekly. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | カスタムポモドーロタイマー | Immerse |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Size | 29 MB | 30 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Masaaki Kimura](https://appshunter.io/developer/1822762787) | [BUNKER GAMES](https://appshunter.io/developer/1810887454) |

## What reviewers say

### カスタムポモドーロタイマー

[App page](https://appshunter.io/ios/app/id6747756625)

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

**In-app purchases:** none


### Immerse

[App page](https://appshunter.io/ios/app/immerse-pomodoro-focus-timer/id6782882276)

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

**In-app purchases:** none


## Frequently asked questions

### Is カスタムポモドーロタイマー free?

カスタムポモドーロタイマー is free to download, with no in-app purchases.

### Is Immerse free?

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

### Do カスタムポモドーロタイマー or Immerse have ads?

Neither カスタムポモドーロタイマー nor Immerse shows ads.

### Which is updated more often, カスタムポモドーロタイマー or Immerse?

カスタムポモドーロタイマー ships an update every 5 days, and Immerse weekly. Most recently, カスタムポモドーロタイマー was updated on November 5, 2026 and Immerse on November 10, 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.*