# Contraction Timer & Tracker IO vs Contraction Timer

The clearest difference is review sentiment: Contraction Timer at 100% against Contraction Timer & Tracker IO's 50%. Contraction Timer also leads on monetization model (free vs free with in-app purchases) and rating (5.0 vs 4.8). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Contraction Timer & Tracker IO sells 2 in-app purchases, starting at $1.99 per 7 days and Contraction Timer sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Contraction Timer holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 86 and 85 respectively. Written reviews point the same way: 50% of Contraction Timer & Tracker IO's written reviews are positive against 100% of Contraction Timer's.

Contraction Timer & Tracker IO ships an update every 2 months, Contraction Timer every 3 weeks. The most recent releases landed on October 11, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Contraction Timer & Tracker IO | Contraction Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (86 ratings)](https://appshunter.io/ios/app/contraction-timer-and-tracker-io/id1633196366/reviews) | **[5.0 (85 ratings)](https://appshunter.io/ios/app/contraction-timer-labora/id6749383000/reviews)** |
| Number of ratings | **86** | 85 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 42 MB | 22 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [ATN Marketing SRL](https://appshunter.io/developer/910577403) | [Panittha Suwannajang](https://appshunter.io/developer/1736296879) |

## What reviewers say

### Contraction Timer & Tracker IO

[App page](https://appshunter.io/ios/app/contraction-timer-and-tracker-io/id1633196366)

This app helps expectant mothers track labor contractions by measuring duration, frequency, and interval. It detects labor phases and alerts users when it's time to go to the hospital. Features include one-tap tracking, Lock Screen widgets, and dark mode.

**Highlights:** One-tap contraction timing, Duration, frequency, and interval calculation, Labor phase detection, Hospital alerts based on 5-1-1 rule, Lock Screen widget, Dark mode and offline support

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Contraction Tracker Timer Weekly | $1.99 | per 7 days |
| Contraction Tracker & Timer + | $4.99 | one-time |


### Contraction Timer

[App page](https://appshunter.io/ios/app/contraction-timer-labora/id6749383000)

Effortlessly time labor contractions with a single tap from your Lock Screen, Apple Watch, or hands-free via Siri. This free app helps you track duration, intervals, and frequency to identify patterns and know when to seek medical help.

**Highlights:** One-tap contraction tracking, Apple Watch app, Lock Screen & Home Screen widgets, Siri hands-free timing, Clear timeline view, Smart regularity notifications, Private and secure

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Optional Support - Small | $3.49 | one-time |
| Optional Support - Medium | $13.00 | one-time |
| Optional Support - Large | $35.00 | one-time |


## Frequently asked questions

### Is Contraction Timer & Tracker IO free?

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

### Is Contraction Timer free?

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

### Which has better reviews, Contraction Timer & Tracker IO or Contraction Timer?

Contraction Timer is rated higher. Contraction Timer & Tracker IO averages 4.8 out of 5 from 86 ratings, while Contraction Timer averages 5.0 from 85 ratings.

### Do Contraction Timer & Tracker IO or Contraction Timer have ads?

Neither Contraction Timer & Tracker IO nor Contraction Timer shows ads.

### Which is updated more often, Contraction Timer & Tracker IO or Contraction Timer?

Contraction Timer & Tracker IO ships an update every 2 months, and Contraction Timer every 3 weeks. Most recently, Contraction Timer & Tracker IO was updated on October 11, 2026 and Contraction Timer on October 13, 2026.

---

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