# Simple Breathwork vs Ring Ruler

The clearest difference is in-app purchases: Ring Ruler at none against Simple Breathwork's 3. Ring Ruler also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.5). On price and ads there is nothing between them.

Both are free to download. Simple Breathwork sells 3 in-app purchases, starting at $4.99 per month. Ring Ruler asks for nothing beyond the download.

## The numbers

| Metric | Simple Breathwork | Ring Ruler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/simple-breathwork-slow/id6756886947/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | — |
| Size | 9 MB | 21 MB |
| Requires iOS | 18.5 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [James Butler](https://appshunter.io/developer/978686771) | [David Sent](https://appshunter.io/developer/1696600749) |

## What reviewers say

### Simple Breathwork

[App page](https://appshunter.io/ios/app/simple-breathwork-slow/id6756886947)

This app offers a peaceful and focused breathing experience. Users can customize inhale, hold, and exhale durations, and set the number of breathing rounds. It provides a clear visual guide without distractions or sign-up requirements.

**Highlights:** Custom breathing durations, Clear visual countdown, Minimal, calming design, Instant start, no sign-up, Guided breathing rounds

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Slow Pro Monthly | $4.99 | per month |
| Slow Pro Yearly | $19.99 | per year |
| Slow Pro Lifetime | $39.99 | one-time |


### Ring Ruler

[App page](https://appshunter.io/ios/app/ring-ruler/id6757495549)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Simple Breathwork free?

Simple Breathwork is free to download, with in-app purchases available.

### Is Ring Ruler free?

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

### Do Simple Breathwork or Ring Ruler have ads?

Neither Simple Breathwork nor Ring Ruler shows ads.

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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.*