# 打卡唯爱生理期 vs 姨妈神器

The clearest difference is in-app purchases: 打卡唯爱生理期 at none against 姨妈神器's 3. 打卡唯爱生理期 also leads on update cadence (every 11 days vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 姨妈神器 sells 3 in-app purchases, starting at $2.99 per month. 打卡唯爱生理期 asks for nothing beyond the download.

打卡唯爱生理期 ships an update every 11 days, 姨妈神器 every 6 months. The most recent releases landed on June 13, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | 打卡唯爱生理期 | 姨妈神器 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6447623906/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 11 days** | Every 6 months |
| Monetization | Ad-supported | — |
| Size | 12 MB | 25 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [浩杰 姬](https://appshunter.io/developer/1514456091) | [良坤 姜](https://appshunter.io/developer/1635478321) |

## What reviewers say

### 打卡唯爱生理期

[App page](https://appshunter.io/ios/app/id6447623906)

This utility app provides menstrual cycle prediction, and tools for pregnancy planning, tracking, and parenting. It aims to help users manage their reproductive health and family journey.

**Highlights:** Menstrual cycle prediction, Pregnancy planning tools, Pregnancy tracking, Parenting resources, Health management

**Features:** macOS Compatibility

**In-app purchases:** none


### 姨妈神器

[App page](https://appshunter.io/ios/app/id6575347537)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $2.99 | per month |
| 季度会员 | $3.99 | per 3 months |
| 年度会员 | $4.99 | per year |


## Frequently asked questions

### Is 打卡唯爱生理期 free?

打卡唯爱生理期 is free to download, with no in-app purchases.

### Is 姨妈神器 free?

姨妈神器 is free to download, with in-app purchases available.

### Do 打卡唯爱生理期 or 姨妈神器 have ads?

Both 打卡唯爱生理期 and 姨妈神器 show ads.

### Which is updated more often, 打卡唯爱生理期 or 姨妈神器?

打卡唯爱生理期 ships an update every 11 days, and 姨妈神器 every 6 months. Most recently, 打卡唯爱生理期 was updated on June 13, 2026 and 姨妈神器 on September 18, 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.*