# Contraction Timer ＆ Tracker vs MySOS

The clearest difference is review sentiment: Contraction Timer ＆ Tracker at 68% against MySOS's 7%. Contraction Timer ＆ Tracker also leads on rating (4.6 vs 1.0) and ratings volume (50K vs 3). MySOS's advantage is in-app purchases (none vs 6) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Contraction Timer ＆ Tracker sells 6 in-app purchases, starting at $1.99 per 7 days. MySOS asks for nothing beyond the download.

Contraction Timer ＆ Tracker holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Contraction Timer ＆ Tracker has 50K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 68% of Contraction Timer ＆ Tracker's written reviews are positive against 7% of MySOS's.

Contraction Timer ＆ Tracker ships an update fortnightly, MySOS monthly. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Contraction Timer ＆ Tracker | MySOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (50K ratings)](https://appshunter.io/ios/app/contraction-timer-tracker/id933501579/reviews)** | [1.0 (3 ratings)](https://appshunter.io/ios/app/mysos/id971663851/reviews) |
| Number of ratings | **50K** | 3 |
| Positive reviews | **68.1% of reviews** | 6.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#112** | — |
| Size | 192 MB | 98 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Going Merry LLC](https://appshunter.io/developer/1820776999) | [Allm Inc.](https://appshunter.io/developer/537841555) |

## What reviewers say

### Contraction Timer ＆ Tracker

[App page](https://appshunter.io/ios/app/contraction-timer-tracker/id933501579)

**Currently charting:** #112 Top Grossing · Medical, #185 Top Free · Medical (US App Store)

Effortlessly track labor contractions with this intuitive app. It automatically calculates duration, intervals, and frequency, providing visual history and intensity indicators. Includes a hospital bag checklist and pain relief exercises.

**Highlights:** One-tap start/stop contraction timing, Automatic duration, interval, and frequency calculation, Visual history with color-coded intensity, Hospital bag checklist, Pain-relieving exercise guide, Data saved even when app is closed

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.99 | per 7 days |
| Weekly Premium | $2.99 | per 7 days |
| Baby Tracker & Contraction Timer | $3.99 | per 7 days |
| Yearly Premium | $19.99 | per year |
| Yearly Premium | $29.99 | per year |
| Baby Tracker & Contraction Timer | $39.99 | per year |

**What reviewers like**

- 👍 Simple and straightforward
- 🚀 Easy to use and navigate
- ✨ Helpful for tracking contractions
- 🔍 Allows editing and adjusting of entries
- 💰 Free app with no subscription required

**What reviewers complain about**

- 🔔 Frequent requests for reviews during labor
- 📢 Annoying pop-up ads and notifications
- 🔒 Limited access from lock screen
- 🔋 Potential battery drain from constant use

**Reported bugs**

- Inconsistent timing between start and end of contractions
- Syncing issues between phone and Apple Watch

**Requested features**

- Dark mode or night theme option
- Ability to pause/resume timing
- Improved Apple Watch integration
- Customizable intensity buttons instead of slider
- Ability to share data/reports with medical providers


### MySOS

[App page](https://appshunter.io/ios/app/mysos/id971663851)

This app helps you manage your health and connect with medical care by storing your family's health records. Track vital signs, symptoms, and medications, and easily share information with healthcare providers and family members. It also offers emergency resources like AED and medical facility locators.

**Highlights:** Record and manage vital signs, Track daily symptoms and medication, Register medication information with alerts, Integrate health data via Mynaportal, Share health records with family, Locate AEDs and medical facilities, Access emergency and first aid guides

**In-app purchases:** none

**What reviewers like**

- ✅ Expedited airport immigration process when working properly
- 📱 Document upload functionality saves time at border
- 🎯 QR code generation simplifies check-in procedures
- ⏱️ Reduces physical document juggling after long flights

**What reviewers complain about**

- 🐛 Extremely buggy and frequently crashes
- 😕 Confusing and non-intuitive user interface
- ⚠️ Inconsistent and misleading wording throughout app
- 🔄 Requires constant app reinstallation to fix issues
- 🌐 Poor integration between app and web browser

**Reported bugs**

- App crashes on startup or during navigation
- Consent buttons unresponsive or non-functional
- Passport upload fails with unknown error
- Login with registered email fails with ERR400131
- Cannot restart upload process after accidental skip

**Requested features**

- Redesign UI with modern, intuitive interface
- Support for PDF file uploads
- Ability to edit information after initial submission
- Seamless app-to-web integration without redirects
- Clear instructions and user manual within app


## Frequently asked questions

### Is Contraction Timer ＆ Tracker free?

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

### Is MySOS free?

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

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

Contraction Timer ＆ Tracker is rated higher. Contraction Timer ＆ Tracker averages 4.6 out of 5 from 50K ratings, while MySOS averages 1.0 from 3 ratings.

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

Contraction Timer ＆ Tracker shows ads; MySOS does not.

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

Contraction Timer ＆ Tracker ships an update fortnightly, and MySOS monthly. Most recently, Contraction Timer ＆ Tracker was updated on October 12, 2026 and MySOS on October 9, 2026.

---

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