# Lune vs AI经期

The clearest difference is update cadence: AI经期 at monthly against Lune's every 41 months. AI经期 also leads on iOS requirement (13.0 vs 15.0). Lune's advantage is device support (4 vs 2). On price, 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.

Lune ships an update every 41 months, AI经期 monthly. The most recent releases landed on October 29, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Lune | AI经期 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 41 months | **Monthly** |
| Size | 237 MB | 29 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [宏岩 王](https://appshunter.io/developer/1440584986) | [Chengdu Mantang Tianxia Network Technology Co., Ltd.](https://appshunter.io/developer/1576061027) |

## What reviewers say

### Lune

[App page](https://appshunter.io/ios/app/lune-private-period-tracker/id1494115565)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### AI经期

[App page](https://appshunter.io/ios/app/ai/id1671471002)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lune free?

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

### Is AI经期 free?

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

### Do Lune or AI经期 have ads?

Neither Lune nor AI经期 shows ads.

### Which is updated more often, Lune or AI经期?

Lune ships an update every 41 months, and AI经期 monthly. Most recently, Lune was updated on October 29, 2026 and AI经期 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.*