# Mind Tracker BCI vs Kachpa

The clearest difference is device support: Mind Tracker BCI at 4 against Kachpa's 1. Mind Tracker BCI also leads on iOS requirement (15.0 vs 17.6). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Mind Tracker BCI ships an update weekly, Kachpa every 10 days. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Mind Tracker BCI | Kachpa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/mind-tracker-bci/id6738744122/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 days |
| Monetization | Free | — |
| Size | 380 MB | 1 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [BRAINBIT INC.](https://appshunter.io/developer/1510548622) | [Ruslan Tokochev](https://appshunter.io/developer/1802248036) |

## What reviewers say

### Mind Tracker BCI

[App page](https://appshunter.io/ios/app/mind-tracker-bci/id6738744122)

This app analyzes brain activity waves to provide insights into productivity, stress levels, and emotional states. It helps users understand their brain's workload and develop emotional resilience through biofeedback training.

**Highlights:** Individual Alpha Peak Frequency (iAPF) determination, Real-time brain workload analysis, Identification of psycho-emotional states, Attitude towards tasks tracking, Stress resilience training with biofeedback, Productivity rhythm establishment

**Features:** Vision Pro support

**In-app purchases:** none


### Kachpa

[App page](https://appshunter.io/ios/app/kachpa/id6756564907)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mind Tracker BCI free?

Mind Tracker BCI is free to download, with no in-app purchases.

### Is Kachpa free?

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

### Do Mind Tracker BCI or Kachpa have ads?

Neither Mind Tracker BCI nor Kachpa shows ads.

### Which is updated more often, Mind Tracker BCI or Kachpa?

Mind Tracker BCI ships an update weekly, and Kachpa every 10 days. Most recently, Mind Tracker BCI was updated on October 15, 2026 and Kachpa on October 10, 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.*