# Centered Wellness and Yoga vs Contraction Timer

The clearest difference is in-app purchases: Centered Wellness and Yoga at none against Contraction Timer's 1. Centered Wellness and Yoga also leads on ads (none vs shown). Contraction Timer's advantage is update cadence (every 2 days vs every 4 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Contraction Timer sells 1 one-off in-app purchase. Centered Wellness and Yoga asks for nothing beyond the download.

Centered Wellness and Yoga ships an update every 4 months, Contraction Timer every 2 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Centered Wellness and Yoga | Contraction Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 2 days** |
| Size | 122 MB | 41 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) | [Hyungjun Kim](https://appshunter.io/developer/1890547367) |

## What reviewers say

### Centered Wellness and Yoga

[App page](https://appshunter.io/ios/app/centered-wellness-and-yoga/id6760375591)

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

**In-app purchases:** none


### Contraction Timer

[App page](https://appshunter.io/ios/app/contraction-timer-labor-prep/id6761633950)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Centered Wellness and Yoga free?

Centered Wellness and Yoga is free to download, with no in-app purchases.

### Is Contraction Timer free?

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

### Do Centered Wellness and Yoga or Contraction Timer have ads?

Contraction Timer shows ads; Centered Wellness and Yoga does not.

### Which is updated more often, Centered Wellness and Yoga or Contraction Timer?

Centered Wellness and Yoga ships an update every 4 months, and Contraction Timer every 2 days. Most recently, Centered Wellness and Yoga was updated on October 31, 2026 and Contraction Timer on November 5, 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.*