# Binaural Zen vs Serenity Engine

Binaural Zen and Serenity Engine are too close to call on the numbers: across 6 compared parameters — price, ads, in-app purchases and monetization model among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | Binaural Zen | Serenity Engine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/serenity-engine/id6758733840/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Free | Free |
| Size | 4 MB | 120 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Sampath Dassanayake](https://appshunter.io/developer/1519179127) | [ANDREW BRODIE LANDRY](https://appshunter.io/developer/1874662777) |

## What reviewers say

### Binaural Zen

[App page](https://appshunter.io/ios/app/binaural-zen/id1519178765)

This app uses scientifically designed audio to guide your brainwaves for improved sleep, focus, or meditation. Choose from five brainwave modes and three ambient noise options, with customizable sound controls for a personalized experience. It integrates with Apple Health to track your mindful minutes.

**Highlights:** Binaural beats for brainwave entrainment, Five brainwave modes (Delta, Theta, Alpha, Beta, Gamma), Three ambient noise modes (White, Pink, Brown), Customizable sound controls (pulse, tone, waveform, space, duration), Apple Health integration for Mindful Minutes tracking, Headphones required for binaural effect

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

**In-app purchases:** none


### Serenity Engine

[App page](https://appshunter.io/ios/app/serenity-engine/id6758733840)

Create immersive ambient soundscapes for focus, relaxation, and sleep. Features curated sound presets, binaural beats for brainwave tuning, and a gentle sleep timer. Enjoy a beautiful visualizer and a distraction-free, ad-free interface.

**Highlights:** Curated ambient soundscapes, Binaural beats for brainwave tuning, Focus, Relax, and Sleep modes, Customizable sleep timer, Real-time audio visualizer, Minimalist, ad-free interface

**In-app purchases:** none


## Frequently asked questions

### Is Binaural Zen free?

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

### Is Serenity Engine free?

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

### Do Binaural Zen or Serenity Engine have ads?

Neither Binaural Zen nor Serenity Engine 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.*