# TideMoon vs PeriodAI

The clearest difference is in-app purchases: TideMoon at none against PeriodAI's 2. PeriodAI's advantage is iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. PeriodAI sells 2 in-app purchases, starting at $1.99 per month. TideMoon asks for nothing beyond the download.

## The numbers

| Metric | TideMoon | PeriodAI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 4 days |
| Size | 8 MB | 48 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [向东 张](https://appshunter.io/developer/1889583603) | [amira abbas](https://appshunter.io/developer/1871202488) |

## What reviewers say

### TideMoon

[App page](https://appshunter.io/ios/app/tidemoon/id6762807723)

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

**In-app purchases:** none


### PeriodAI

[App page](https://appshunter.io/ios/app/periodai/id6773827641)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $1.99 | per month |
| Yearly Plan | $12.99 | per year |


## Frequently asked questions

### Is TideMoon free?

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

### Is PeriodAI free?

PeriodAI is free to download, with in-app purchases available.

### Do TideMoon or PeriodAI have ads?

Neither TideMoon nor PeriodAI shows ads.

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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.*