# Cycle Tracker vs Uani Baby

The clearest difference is in-app purchases: Cycle Tracker at none against Uani Baby's 3. Cycle Tracker also leads on device support (3 vs 1). Uani Baby's advantage is update cadence (weekly vs every 2 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Uani Baby sells 3 in-app purchases, starting at $11.99 per year. Cycle Tracker asks for nothing beyond the download.

Cycle Tracker ships an update every 2 months, Uani Baby weekly. The most recent releases landed on November 8, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Cycle Tracker | Uani Baby |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 29 MB | 66 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [OBGYNART - OBSTETRICIA, GINECOLOGIA E MEDICINA DA REPRODUCAO, LDA](https://appshunter.io/developer/1832196791) | [Janine Teresa da Costa Rafael Apolinario](https://appshunter.io/developer/6811901312) |

## What reviewers say

### Cycle Tracker

[App page](https://appshunter.io/ios/app/cycle-tracker-period-log/id6751967723)

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

**In-app purchases:** none


### Uani Baby

[App page](https://appshunter.io/ios/app/uani-baby/id6811901310)

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Uani Baby Premium Anual | $11.99 | per year |
| Uani Baby Modo Bebé | $5.99 | one-time |
| Uani Baby Premium | $11.99 | one-time |


## Frequently asked questions

### Is Cycle Tracker free?

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

### Is Uani Baby free?

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

### Do Cycle Tracker or Uani Baby have ads?

Neither Cycle Tracker nor Uani Baby shows ads.

### Which is updated more often, Cycle Tracker or Uani Baby?

Cycle Tracker ships an update every 2 months, and Uani Baby weekly. Most recently, Cycle Tracker was updated on November 8, 2026 and Uani Baby on November 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*