# CalmPulse リラックスチェック vs Cyca Interval Timer

The clearest difference is in-app purchases: CalmPulse リラックスチェック at none against Cyca Interval Timer's 1. CalmPulse リラックスチェック also leads on ads (none vs shown) and update cadence (every 2 days vs every 2 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Cyca Interval Timer sells 1 one-off in-app purchase. CalmPulse リラックスチェック asks for nothing beyond the download.

CalmPulse リラックスチェック ships an update every 2 days, Cyca Interval Timer every 2 weeks. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | CalmPulse リラックスチェック | Cyca Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Size | 15 MB | 61 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [XEROGRAPHIX](https://appshunter.io/developer/314776003) | [B8T LABS](https://appshunter.io/developer/6778463963) |

## What reviewers say

### CalmPulse リラックスチェック

[App page](https://appshunter.io/ios/app/calmpulse/id6756478591)

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

**In-app purchases:** none


### Cyca Interval Timer

[App page](https://appshunter.io/ios/app/cyca-interval-timer/id6785018234)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を非表示 | $1.99 | one-time |


## Frequently asked questions

### Is CalmPulse リラックスチェック free?

CalmPulse リラックスチェック is free to download, with no in-app purchases.

### Is Cyca Interval Timer free?

Cyca Interval Timer is free to download, with in-app purchases available.

### Do CalmPulse リラックスチェック or Cyca Interval Timer have ads?

Cyca Interval Timer shows ads; CalmPulse リラックスチェック does not.

### Which is updated more often, CalmPulse リラックスチェック or Cyca Interval Timer?

CalmPulse リラックスチェック ships an update every 2 days, and Cyca Interval Timer every 2 weeks. Most recently, CalmPulse リラックスチェック was updated on October 2, 2026 and Cyca Interval Timer on October 6, 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.*