# FitMaster AI vs Cycle Cipher

The clearest difference is update cadence: Cycle Cipher at fortnightly against FitMaster AI's every 5 weeks. FitMaster AI's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FitMaster AI ships an update every 5 weeks, Cycle Cipher fortnightly. The most recent releases landed on October 10, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | FitMaster AI | Cycle Cipher |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | — | Free |
| Size | 59 MB | 4 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Divyesh Patel](https://appshunter.io/developer/1880116447) | [OMAR DANIEL GRAZIANO](https://appshunter.io/developer/1896485759) |

## What reviewers say

### FitMaster AI

[App page](https://appshunter.io/ios/app/fitmaster-ai-rep-counter/id6766699808)

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

**In-app purchases:** none


### Cycle Cipher

[App page](https://appshunter.io/ios/app/cycle-cipher/id6767546105)

Track your menstrual cycle and health details privately on your device. Log symptoms, moods, and personal health history without creating an account or seeing ads. Secure your data with optional PIN protection and create encrypted backups.

**Highlights:** Local-first data storage, Account-free tracking, Log period flow, symptoms, and moods, Calendar view of cycle history, Optional PIN and device authentication, Password-encrypted backups, On-device reminders

**In-app purchases:** none


## Frequently asked questions

### Is FitMaster AI free?

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

### Is Cycle Cipher free?

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

### Do FitMaster AI or Cycle Cipher have ads?

Neither FitMaster AI nor Cycle Cipher shows ads.

### Which is updated more often, FitMaster AI or Cycle Cipher?

FitMaster AI ships an update every 5 weeks, and Cycle Cipher fortnightly. Most recently, FitMaster AI was updated on October 10, 2026 and Cycle Cipher on October 19, 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.*