# Ooooo vs ReliefMix Affirmations & Sleep

The clearest difference is in-app purchases: Ooooo at none against ReliefMix Affirmations & Sleep's 10. ReliefMix Affirmations & Sleep's advantage is update cadence (every 10 days vs every 5 months) and iOS requirement (15.6 vs 26.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. ReliefMix Affirmations & Sleep sells 9 in-app purchases, starting at $1.99 per month. Ooooo asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Ooooo against 4.8 for ReliefMix Affirmations & Sleep. Both are backed by a comparable volume of ratings — 123 and 64 respectively. Written reviews are what separate them: 96% of Ooooo's written reviews are positive against 89% of ReliefMix Affirmations & Sleep's.

Ooooo ships an update every 5 months, ReliefMix Affirmations & Sleep every 10 days. The most recent releases landed on November 2, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | Ooooo | ReliefMix Affirmations & Sleep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (123 ratings)](https://appshunter.io/ios/app/ooooo/id1244537282/reviews) | **[4.8 (64 ratings)](https://appshunter.io/ios/app/reliefmix-affirmations-and-sleep/id1630430321/reviews)** |
| Number of ratings | **123** | 64 |
| Positive reviews | **95.9% of reviews** | 89.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 10 days** |
| Monetization | **Free** | Freemium |
| Size | 1 MB | 52 MB |
| Requires iOS | 26.0 | **15.6** |
| Devices | iPhone, iPad, Mac, Apple Watch | iPhone, iPad, iPod, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Pavlos Tsochantaris](https://appshunter.io/developer/328330654) | [Colton Grubbs](https://appshunter.io/developer/1623852202) |

## 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


### ReliefMix Affirmations & Sleep

[App page](https://appshunter.io/ios/app/reliefmix-affirmations-and-sleep/id1630430321)

Create personalized audio mixes with affirmations, calming music, and nature sounds to achieve goals like sleep, focus, or confidence. Customize sound layers, record your own voice, and enjoy offline playback. Offers both free and premium features for a tailored experience.

**Highlights:** Goal-specific affirmation mixes, Customizable sound layers (music, nature, binaural beats), Record your own affirmations, AI-generated affirmations, Offline playback, Visual affirmation display, Subliminal audio options

**Features:** Family Sharing, Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ReliefMix Ultimate | $1.99 | per month |
| ReliefMix Ultimate | $4.99 | per year |
| Monthly - Unlock Everything | $4.99 | per month |
| Monthly - Unlock Everything | $12.99 | per month |
| Unlock everything for a year | $24.99 | per year |
| Unlock everything for a year | $39.99 | per year |
| Premium | $4.99 | one-time |
| ReliefMix Ultimate Lifetime | $6.99 | one-time |
| Unlock Everything for Life | $79.99 | one-time |


## Frequently asked questions

### Is Ooooo free?

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

### Is ReliefMix Affirmations & Sleep free?

ReliefMix Affirmations & Sleep is free to download, with in-app purchases available.

### Which has better reviews, Ooooo or ReliefMix Affirmations & Sleep?

ReliefMix Affirmations & Sleep is rated higher. Ooooo averages 4.8 out of 5 from 123 ratings, while ReliefMix Affirmations & Sleep averages 4.8 from 64 ratings.

### Do Ooooo or ReliefMix Affirmations & Sleep have ads?

Neither Ooooo nor ReliefMix Affirmations & Sleep shows ads.

### Which is updated more often, Ooooo or ReliefMix Affirmations & Sleep?

Ooooo ships an update every 5 months, and ReliefMix Affirmations & Sleep every 10 days. Most recently, Ooooo was updated on November 2, 2026 and ReliefMix Affirmations & Sleep on November 12, 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.*