# ULA Period Tracker vs Cycle Sync

The clearest difference is ads: ULA Period Tracker at none against Cycle Sync's shown. Cycle Sync's advantage is iOS requirement (18.2 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. ULA Period Tracker sells 4 one-off in-app purchases and Cycle Sync sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ULA Period Tracker ships an update every 3 months, Cycle Sync every 2 months. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ULA Period Tracker | Cycle Sync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 10 MB | 78 MB |
| Requires iOS | 26.0 | **18.2** |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Jeronimo Emiliano Ainchil Calahorra](https://appshunter.io/developer/1858267608) | [Amit Kairon](https://appshunter.io/developer/1750611800) |

## What reviewers say

### ULA Period Tracker

[App page](https://appshunter.io/ios/app/ula-period-tracker/id6756068195)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $2.99 | one-time |
| Large Tip | $3.99 | one-time |
| Huge Tip | $8.99 | one-time |


### Cycle Sync

[App page](https://appshunter.io/ios/app/cycle-sync-smart-menstruation/id6772445948)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CycleSync Pro — Weekly | $4.99 | per 7 days |
| CycleSync Pro | $9.99 | per month |
| CycleSync Pro | $59.99 | per year |


## Frequently asked questions

### Is ULA Period Tracker free?

ULA Period Tracker is free to download, with in-app purchases available.

### Is Cycle Sync free?

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

### Do ULA Period Tracker or Cycle Sync have ads?

Cycle Sync shows ads; ULA Period Tracker does not.

### Which is updated more often, ULA Period Tracker or Cycle Sync?

ULA Period Tracker ships an update every 3 months, and Cycle Sync every 2 months. Most recently, ULA Period Tracker was updated on October 16, 2026 and Cycle Sync on October 24, 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.*