# Isochronic vs Versus Brain Exercises

The clearest difference is price: Isochronic at $5.99 against Versus Brain Exercises's $29.99. Isochronic also leads on rating (4.8 vs 3.9) and in-app purchases (none vs 4). On review sentiment, update cadence, device support and iOS requirement there is nothing between them.

Isochronic costs $5.99 and Versus Brain Exercises $29.99 up front. Versus Brain Exercises sells 4 in-app purchases, starting at $29.99 per year. Isochronic asks for nothing beyond the download.

Isochronic holds the better App Store score, 4.8 against 3.9. That said, the two scores are not equally well evidenced: Isochronic has 67 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 92% of Isochronic's written reviews are positive against 86% of Versus Brain Exercises's.

Isochronic ships an update every 6 weeks, Versus Brain Exercises every 2 months. The most recent releases landed on October 16, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Isochronic | Versus Brain Exercises |
| --- | --- | --- |
| Price | **$5.99** | $29.99 |
| Rating | **[4.8 (67 ratings)](https://appshunter.io/ios/app/isochronic/id604028966/reviews)** | [3.9 (8 ratings)](https://appshunter.io/ios/app/versus-brain-exercises/id1018931530/reviews) |
| Number of ratings | **67** | 8 |
| Positive reviews | **92.0% of reviews** | 85.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | **#182** | — |
| Size | 3 MB | 96 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [CML Studio](https://appshunter.io/developer/491766302) | [Kinetic Neuriscience LLC](https://appshunter.io/developer/1654421369) |

## What reviewers say

### Isochronic

[App page](https://appshunter.io/ios/app/isochronic/id604028966)

**Currently charting:** #182 Top Paid · Health & Fitness (US App Store)

Generate custom isochronic tones for brainwave entrainment. Mix tones with your own music, set timers, and use presets for various states like sleep or meditation. Save your favorite tones for quick access.

**Highlights:** Custom isochronic tone generation, Carrier tone adjustment, Mix with own music, Adjustable wave volume, Timer up to 59 minutes, Preset sessions, Memory slots for favorite tones

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

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and easy to use
- ✨ Customizable tones
- 🚀 Works in the background
- 💡 Effective for focus and sleep
- ✅ Delivers isochronic tones

**What reviewers complain about**

- 🐛 Random pausing with notifications
- 🔊 Clicking effect with speakers
- 🤔 Lack of guidance on tone usage
- 🖱️ Sliders not 100% accurate
- 🗂️ Information spread out

**Reported bugs**

- Tone pauses randomly when receiving a notification
- Clicking effect in speakers
- Info buttons do not provide information

**Requested features**

- Extend timer duration
- Gradually ramp down volume at stop
- Type desired frequencies instead of scrolling
- Timer for frequency ramp duration
- Multiple sections for frequency and duration


### Versus Brain Exercises

[App page](https://appshunter.io/ios/app/versus-brain-exercises/id1018931530)

This app uses a brain-sensing headset to measure and improve your cognitive performance. Engage in brainwave-controlled games to enhance focus, regulate emotions, and manage stress. Track your progress and compare your brain's capabilities to top performers.

**Highlights:** NeuroPerformance Assessment, Personalized exercise plans, Brainwave-controlled games, Progress tracking, Comparison to top performers, Bluetooth connectivity

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Versus Annually Subscription | $29.99 | per year |
| Monthly Subscription | $38.99 | per month |
| Neuro Performance Assessment | $19.99 | one-time |
| Starter Package (6-months) | $169.99 | one-time |


## Frequently asked questions

### Is Isochronic free?

Isochronic costs $5.99, with no in-app purchases.

### Is Versus Brain Exercises free?

Versus Brain Exercises costs $29.99, and also offers in-app purchases.

### Which has better reviews, Isochronic or Versus Brain Exercises?

Isochronic is rated higher. Isochronic averages 4.8 out of 5 from 67 ratings, while Versus Brain Exercises averages 3.9 from 8 ratings.

### Do Isochronic or Versus Brain Exercises have ads?

Versus Brain Exercises shows ads; Isochronic does not.

### Which is updated more often, Isochronic or Versus Brain Exercises?

Isochronic ships an update every 6 weeks, and Versus Brain Exercises every 2 months. Most recently, Isochronic was updated on October 16, 2026 and Versus Brain Exercises on October 5, 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.*