# Pregnancy Timing Chart vs 妊婦の体重管理

The clearest difference is price: 妊婦の体重管理 at Free against Pregnancy Timing Chart's $1.99. 妊婦の体重管理 also leads on update cadence (every 2 months vs every 29 months) and iOS requirement (13.0 vs 15.6). Pregnancy Timing Chart's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

妊婦の体重管理 is free to download; Pregnancy Timing Chart costs $1.99 up front. 妊婦の体重管理 sells 1 one-off in-app purchase. Pregnancy Timing Chart asks for nothing beyond the download.

Pregnancy Timing Chart ships an update every 29 months, 妊婦の体重管理 every 2 months. The most recent releases landed on September 29, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Pregnancy Timing Chart | 妊婦の体重管理 |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 29 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 12 MB | 33 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +12 | 4+ |
| Developer | [俊 姜](https://appshunter.io/developer/974809005) | [AKINA NISHITO](https://appshunter.io/developer/1821094644) |

## What reviewers say

### Pregnancy Timing Chart

[App page](https://appshunter.io/ios/app/pregnancy-timing-chart/id1040390446)

This app helps users track their menstrual cycles and identify optimal timing for conception. It utilizes basal body temperature readings and moon phases to predict ovulation, aiming to improve chances of getting pregnant.

**Highlights:** Track periods up to 200 days, Utilize moon phases for cycle tracking, Display Fahrenheit and Celsius temperatures, Predict ovulation based on BBT, Support for multiple system languages

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

**In-app purchases:** none


### 妊婦の体重管理

[App page](https://appshunter.io/ios/app/id6747367607)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| カラーテーマの選択 | $0.99 | one-time |


## Frequently asked questions

### Is Pregnancy Timing Chart free?

Pregnancy Timing Chart costs $1.99, with no in-app purchases.

### Is 妊婦の体重管理 free?

妊婦の体重管理 is free to download, with in-app purchases available.

### Do Pregnancy Timing Chart or 妊婦の体重管理 have ads?

Neither Pregnancy Timing Chart nor 妊婦の体重管理 shows ads.

### Which is updated more often, Pregnancy Timing Chart or 妊婦の体重管理?

Pregnancy Timing Chart ships an update every 29 months, and 妊婦の体重管理 every 2 months. Most recently, Pregnancy Timing Chart was updated on September 29, 2026 and 妊婦の体重管理 on September 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.*