# Ooooo vs Resonant Breathing

The clearest difference is update cadence: Resonant Breathing at fortnightly against Ooooo's every 5 months. Resonant Breathing also leads on iOS requirement (13.0 vs 26.0). Ooooo's advantage is device support (4 vs 2). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.8 for Ooooo against 4.7 for Resonant Breathing. Both are backed by a comparable volume of ratings — 123 and 43 respectively. Written reviews split almost evenly too, at 96% and 96% positive.

Ooooo ships an update every 5 months, Resonant Breathing fortnightly. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Ooooo | Resonant Breathing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (123 ratings)](https://appshunter.io/ios/app/ooooo/id1244537282/reviews)** | [4.7 (43 ratings)](https://appshunter.io/ios/app/resonant-breathing/id1568058013/reviews) |
| Number of ratings | **123** | 43 |
| Positive reviews | **95.9% of reviews** | 95.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 1 MB | 12 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pavlos Tsochantaris](https://appshunter.io/developer/328330654) | [John goodstadt](https://appshunter.io/developer/1369294301) |

## What reviewers say

### Ooooo

[App page](https://appshunter.io/ios/app/ooooo/id1244537282)

This app generates binaural beat audio waves to help you achieve specific mind-states like sleep, meditation, or energy. It offers a simple, offline experience without ads or in-app purchases, and includes an Apple Watch app for convenience.

**Highlights:** Binaural beat audio generation, Supports sleep, meditation, relaxation, and energy states, Offline functionality, No ads or in-app purchases, Apple Watch app included, Optional white/brown noise masking

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

**In-app purchases:** none

**What reviewers like**

- 👍 Free and no ads
- 👍 Simple and easy to use
- 👍 Highly customizable
- 👍 Works in the background
- 👍 Effective for focus and sleep

**What reviewers complain about**

- 🐛 Frequency accuracy issues
- 🐛 Limited frequency range (caps at 500Hz for some)
- 🐛 Stereo might be broken for some users
- 🐛 Small controls on iPad/Pro
- 🐛 Does not support AirPlay

**Reported bugs**

- App closes when phone goes to sleep or switches apps (needs background capability)
- Frequency displayed does not match actual played frequency
- Slider caps out at 500hz for some users
- Stereo may not be working correctly for some users

**Requested features**

- Higher mhz frequencies
- Numerical input for precision
- Green Noise option
- Program sequences of beats and transitions (auto-pilot)
- Dial into specific frequencies to the thousandth decimal point


### Resonant Breathing

[App page](https://appshunter.io/ios/app/resonant-breathing/id1568058013)

Facilitates deep meditative states by guiding users through resonant breathing exercises. This method aims to quickly activate the parasympathetic nervous system, making meditation more accessible and effective.

**Highlights:** Heart Rate Variability guidance, Parasympathetic system activation, Deep meditative state induction, Personalized comfortable breath patterns, Automatic meditation success

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ooooo free?

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

### Is Resonant Breathing free?

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

### Which has better reviews, Ooooo or Resonant Breathing?

Ooooo is rated higher. Ooooo averages 4.8 out of 5 from 123 ratings, while Resonant Breathing averages 4.7 from 43 ratings.

### Do Ooooo or Resonant Breathing have ads?

Neither Ooooo nor Resonant Breathing shows ads.

### Which is updated more often, Ooooo or Resonant Breathing?

Ooooo ships an update every 5 months, and Resonant Breathing fortnightly. Most recently, Ooooo was updated on October 22, 2026 and Resonant Breathing on October 24, 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.*