# BionicGym vs Kokoon

The clearest difference is rating: Kokoon at 3.8 against BionicGym's 2.5. Kokoon also leads on update cadence (every 2 weeks vs every 5 months) and monetization model (free vs freemium). BionicGym's advantage is review sentiment (31% vs 15%). On price, ads, in-app purchases and device support there is nothing between them.

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

Kokoon holds the better App Store score, 3.8 against 2.5. Both are backed by a comparable volume of ratings — 44 and 140 respectively. Written reviews complicate that: 31% of BionicGym's written reviews are positive against 15% of Kokoon's, so the app with the better star average is not the one people write more warmly about.

BionicGym ships an update every 5 months, Kokoon every 2 weeks. The most recent releases landed on October 5, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | BionicGym | Kokoon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (44 ratings)](https://appshunter.io/ios/app/bionicgym/id1392974917/reviews) | **[3.8 (140 ratings)](https://appshunter.io/ios/app/kokoon/id1533992618/reviews)** |
| Number of ratings | 44 | **140** |
| Positive reviews | **30.8% of reviews** | 14.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | Freemium | **Free** |
| Size | 33 MB | 71 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Medical Currents LTD](https://appshunter.io/developer/1392974916) | [Kokoon Technology Ltd](https://appshunter.io/developer/970819564) |

## What reviewers say

### BionicGym

[App page](https://appshunter.io/ios/app/bionicgym/id1392974917)

This app connects to a specialized fitness device to deliver guided workouts. It offers various training programs, including high-intensity interval training, and provides setup videos for optimal results. Users can upgrade for access to advanced features and programs.

**Highlights:** Connects to BionicGym device, Guided workout programs, High-Intensity Interval Training (HIIT), In-app setup videos, Workout intensity adjustment, Workout variety exploration

**Features:** macOS Compatibility

**In-app purchases:** none


### Kokoon

[App page](https://appshunter.io/ios/app/kokoon/id1533992618)

This app offers a personalized sleep audio experience tailored to your needs and habits. It features a library of original audio content, including soundscapes and spoken word, and allows you to integrate audio from other apps. Track your sleep data to understand how your habits impact your rest.

**Highlights:** Personalized sleep audio, Original audio content library, Configurable audio for sleep stages, Integrates with other audio apps, Sleep data tracking and insights

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Comfortable to wear
- 🚀 Good sound quality
- 👍 Helpful for sleep
- 🚀 Useful data and tracking

**What reviewers complain about**

- 🐛 Buggy and unstable app
- 🔋 Poor battery life
- 🐛 Unreliable sleep tracking
- 🐛 Connectivity issues
- 👎 Limited functionality

**Reported bugs**

- App crashes and freezes
- Sync and login issues
- Inconsistent audio playback
- Inaccurate sleep data
- Firmware update problems

**Requested features**

- Offline audio playback
- Integration with Apple Health
- More customization options
- Improved sleep tracking and data visualization
- Better audio library and content


## Frequently asked questions

### Is BionicGym free?

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

### Is Kokoon free?

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

### Which has better reviews, BionicGym or Kokoon?

Kokoon is rated higher. BionicGym averages 2.5 out of 5 from 44 ratings, while Kokoon averages 3.8 from 140 ratings.

### Do BionicGym or Kokoon have ads?

Neither BionicGym nor Kokoon shows ads.

### Which is updated more often, BionicGym or Kokoon?

BionicGym ships an update every 5 months, and Kokoon every 2 weeks. Most recently, BionicGym was updated on October 5, 2026 and Kokoon on October 8, 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.*