# Perla Period & Cycle Tracker vs Flow State Cycle

The clearest difference is in-app purchases: Flow State Cycle at none against Perla Period & Cycle Tracker's 3. Flow State Cycle also leads on update cadence (every 2 weeks vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Perla Period & Cycle Tracker sells 3 in-app purchases, starting at $2.99 per month. Flow State Cycle asks for nothing beyond the download.

Perla Period & Cycle Tracker ships an update every 2 months, Flow State Cycle every 2 weeks. Both last shipped on November 5, 2026.

## The numbers

| Metric | Perla Period & Cycle Tracker | Flow State Cycle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/flow-state-cycle/id6762103850/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 64 MB | 54 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Mateusz Zatorski](https://appshunter.io/developer/1818895279) | [Brett East](https://appshunter.io/developer/1892495827) |

## What reviewers say

### Perla Period & Cycle Tracker

[App page](https://appshunter.io/ios/app/perla-period-and-cycle-tracker/id6760790817)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Perla Monthly | $2.99 | per month |
| Perla Annual | $19.99 | per year |
| Perla Lifetime | $49.99 | one-time |


### Flow State Cycle

[App page](https://appshunter.io/ios/app/flow-state-cycle/id6762103850)

This private period tracker logs your cycle with a single tap and uses your data for smart predictions. It offers symptom and mood tracking, cycle insights, and doctor-ready reports. Your health data stays on your device, ensuring complete privacy.

**Highlights:** Smart cycle predictions, Symptom and mood logging, Cycle insights and patterns, Doctor-ready PDF reports, Health ecosystem sync, CSV data export, Dark mode support

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

**In-app purchases:** none


## Frequently asked questions

### Is Perla Period & Cycle Tracker free?

Perla Period & Cycle Tracker is free to download, with in-app purchases available.

### Is Flow State Cycle free?

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

### Do Perla Period & Cycle Tracker or Flow State Cycle have ads?

Neither Perla Period & Cycle Tracker nor Flow State Cycle shows ads.

### Which is updated more often, Perla Period & Cycle Tracker or Flow State Cycle?

Perla Period & Cycle Tracker ships an update every 2 months, and Flow State Cycle every 2 weeks. Most recently, Perla Period & Cycle Tracker was updated on November 5, 2026 and Flow State Cycle on November 5, 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.*