# Perim vs Luna Cycle Tracker

The clearest difference is in-app purchases: Luna Cycle Tracker at none against Perim's 3. Luna Cycle Tracker also leads on update cadence (every 5 days vs every 5 weeks) and iOS requirement (13.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Perim sells 3 in-app purchases, starting at $9.99 per 7 days. Luna Cycle Tracker asks for nothing beyond the download.

Perim ships an update every 5 weeks, Luna Cycle Tracker every 5 days. The most recent releases landed on October 16, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Perim | Luna Cycle Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 5 days** |
| Size | 59 MB | 19 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [GOKTUG CETIN](https://appshunter.io/developer/1792437913) | [Gong Qiao](https://appshunter.io/developer/6775504868) |

## What reviewers say

### Perim

[App page](https://appshunter.io/ios/app/perim-perimenopause-tracker/id6768767994)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access Pro | $9.99 | per 7 days |
| Perim Pro Yearly | $49.99 | per year |
| Perim Pro Yearly Subscription | $49.99 | per year |


### Luna Cycle Tracker

[App page](https://appshunter.io/ios/app/luna-cycle-tracker/id6775504476)

**In-app purchases:** none


## Frequently asked questions

### Is Perim free?

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

### Is Luna Cycle Tracker free?

Luna Cycle Tracker is free to download, with no in-app purchases.

### Do Perim or Luna Cycle Tracker have ads?

Neither Perim nor Luna Cycle Tracker shows ads.

### Which is updated more often, Perim or Luna Cycle Tracker?

Perim ships an update every 5 weeks, and Luna Cycle Tracker every 5 days. Most recently, Perim was updated on October 16, 2026 and Luna Cycle Tracker on October 10, 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.*