# Contraction Timer ＆ Tracker vs Rattle Toy

The clearest difference is in-app purchases: Rattle Toy at none against Contraction Timer ＆ Tracker's 6. Rattle Toy also leads on ads (none vs shown) and rating (4.8 vs 4.6). Contraction Timer ＆ Tracker's advantage is update cadence (fortnightly vs every 4 months) and ratings volume (50K vs 5). On price and device support 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. Rattle Toy asks for nothing beyond the download.

Rattle Toy holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: Contraction Timer ＆ Tracker has 50K ratings behind it against 5, so its average is the more settled of the two.

Contraction Timer ＆ Tracker ships an update fortnightly, Rattle Toy every 4 months. The most recent releases landed on October 15, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Contraction Timer ＆ Tracker | Rattle Toy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (50K ratings)](https://appshunter.io/ios/app/contraction-timer-tracker/id933501579/reviews) | **[4.8 (5 ratings)](https://appshunter.io/ios/app/rattle-toy/id1343291008/reviews)** |
| Number of ratings | **50K** | 5 |
| Positive reviews | 68.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#101** | — |
| Size | 192 MB | 35 MB |
| Requires iOS | 17.0 | **8.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Going Merry LLC](https://appshunter.io/developer/1820776999) | [Ryo Takahashi](https://appshunter.io/developer/1292215572) |

## What reviewers say

### Contraction Timer ＆ Tracker

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

**Currently charting:** #101 Top Grossing · Medical, #154 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


### Rattle Toy

[App page](https://appshunter.io/ios/app/rattle-toy/id1343291008)

This app creates soothing rattling sounds and visual effects to calm crying babies. Tapping the screen reveals stars, and moving the device triggers laughter sounds, offering interactive engagement for infants.

**Highlights:** Rattling sound effects, Interactive star animations, Baby laughter sound triggers, Multiple rattle sounds, Simple tap and motion controls

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Contraction Timer ＆ Tracker free?

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

### Is Rattle Toy free?

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

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

Rattle Toy is rated higher. Contraction Timer ＆ Tracker averages 4.6 out of 5 from 50K ratings, while Rattle Toy averages 4.8 from 5 ratings.

### Do Contraction Timer ＆ Tracker or Rattle Toy have ads?

Contraction Timer ＆ Tracker shows ads; Rattle Toy does not.

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

Contraction Timer ＆ Tracker ships an update fortnightly, and Rattle Toy every 4 months. Most recently, Contraction Timer ＆ Tracker was updated on October 15, 2026 and Rattle Toy on September 28, 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.*