# 陣痛タイマー by ぴよログ vs 山口病院

The clearest difference is update cadence: 陣痛タイマー by ぴよログ at every 3 weeks against 山口病院's every 25 months. 山口病院's advantage is iOS requirement (13.0 vs 16.0). On price, ads, 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.

陣痛タイマー by ぴよログ ships an update every 3 weeks, 山口病院 every 25 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 陣痛タイマー by ぴよログ | 山口病院 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 84.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 25 months |
| Monetization | Free | — |
| Size | 24 MB | 40 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [PiyoLog Inc.](https://appshunter.io/developer/440099912) | [医療法人 成和会 産科 産婦人科 山口病院](https://appshunter.io/developer/1630655780) |

## What reviewers say

### 陣痛タイマー by ぴよログ

[App page](https://appshunter.io/ios/app/by/id1486291787)

Easily track labor contractions with simple tap controls. Record duration and intervals, and share real-time updates with your partner or family. A helpful tool for expectant mothers to prepare for childbirth.

**Highlights:** Contraction timer with duration and interval tracking, One-tap recording of contractions, Real-time sharing with partner/family, Push notifications for contraction start, History log with editing capabilities, Test notifications feature

**In-app purchases:** none


### 山口病院

[App page](https://appshunter.io/ios/app/id1630655778)

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

**In-app purchases:** none


## Frequently asked questions

### Is 陣痛タイマー by ぴよログ free?

陣痛タイマー by ぴよログ is free to download, with no in-app purchases.

### Is 山口病院 free?

山口病院 is free to download, with no in-app purchases.

### Do 陣痛タイマー by ぴよログ or 山口病院 have ads?

Neither 陣痛タイマー by ぴよログ nor 山口病院 shows ads.

### Which is updated more often, 陣痛タイマー by ぴよログ or 山口病院?

陣痛タイマー by ぴよログ ships an update every 3 weeks, and 山口病院 every 25 months. Most recently, 陣痛タイマー by ぴよログ was updated on November 7, 2026 and 山口病院 on November 3, 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.*