# Contraction Timer ™ vs Contraction Timer

The clearest difference is ads: Contraction Timer ™ at none against Contraction Timer's shown. Contraction Timer ™ also leads on update cadence (every 2 months vs every 6 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Contraction Timer ™ sells 2 in-app purchases, starting at $19.99 per year and Contraction Timer sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Contraction Timer ™ ships an update every 2 months, Contraction Timer every 6 months. The most recent releases landed on September 16, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Contraction Timer ™ | Contraction Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (162 ratings)](https://appshunter.io/ios/app/contraction-timer/id6451054162/reviews)** | — |
| Number of ratings | **162** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 48 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Twisted Society AB](https://appshunter.io/developer/965217853) | [NAOYA ONO](https://appshunter.io/developer/1530328146) |

## What reviewers say

### Contraction Timer ™

[App page](https://appshunter.io/ios/app/contraction-timer/id6451054162)

Easily monitor labor patterns with a simple, intuitive interface. Log contractions with a single tap to gain smart insights into duration and frequency. Share your progress with your care team for informed support during your birthing journey.

**Highlights:** One-tap contraction tracking, Smart insights on duration and frequency, Simple, distraction-free design, Share and export contraction data, Monitor labor patterns

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Contraction Timer Plus | $19.99 | per year |
| Contraction Timer Lifetime | $0.99 | one-time |


### Contraction Timer

[App page](https://appshunter.io/ios/app/contraction-timer-labor-log/id6475923879)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Developer | $0.99 | one-time |
| Remove ads | $3.99 | one-time |


## Frequently asked questions

### Is Contraction Timer ™ free?

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

### Is Contraction Timer free?

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

### Do Contraction Timer ™ or Contraction Timer have ads?

Contraction Timer shows ads; Contraction Timer ™ does not.

### Which is updated more often, Contraction Timer ™ or Contraction Timer?

Contraction Timer ™ ships an update every 2 months, and Contraction Timer every 6 months. Most recently, Contraction Timer ™ was updated on September 16, 2026 and Contraction Timer on September 18, 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.*