# Contraction Tracker Timer! vs Nona

The clearest difference is ads: Contraction Tracker Timer! at none against Nona's shown. Nona's advantage is update cadence (every 3 days vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Contraction Tracker Timer! sells 2 in-app purchases, starting at $2.99 per 7 days and Nona sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Contraction Tracker Timer! ships an update every 2 months, Nona every 3 days. The most recent releases landed on October 5, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Contraction Tracker Timer! | Nona |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 83 MB | 42 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Rafia Hossain Anika](https://appshunter.io/developer/1831203696) | [Nask Software Solutions](https://appshunter.io/developer/1884297975) |

## What reviewers say

### Contraction Tracker Timer!

[App page](https://appshunter.io/ios/app/contraction-tracker-timer/id6754606281)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Lifetime | $5.99 | one-time |


### Nona

[App page](https://appshunter.io/ios/app/nona-pregnancy-tracker/id6790405725)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nona Premium (Monthly) | $5.99 | per month |
| Nona Premium (Yearly) | $49.99 | per year |


## Frequently asked questions

### Is Contraction Tracker Timer! free?

Contraction Tracker Timer! is free to download, with in-app purchases available.

### Is Nona free?

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

### Do Contraction Tracker Timer! or Nona have ads?

Nona shows ads; Contraction Tracker Timer! does not.

### Which is updated more often, Contraction Tracker Timer! or Nona?

Contraction Tracker Timer! ships an update every 2 months, and Nona every 3 days. Most recently, Contraction Tracker Timer! was updated on October 5, 2026 and Nona on October 11, 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.*