# Bellabee PRO vs Grey Matters Brain Training

Bellabee PRO and Grey Matters Brain Training are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support 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 | Bellabee PRO | Grey Matters Brain Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (19 ratings)](https://appshunter.io/ios/app/bellabee-pro/id1386768358/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 54.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 13 MB | 140 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Implementacija snova Ltd](https://appshunter.io/developer/965222228) | [Grey Matters of Carmel LLC](https://appshunter.io/developer/1652054320) |

## What reviewers say

### Bellabee PRO

[App page](https://appshunter.io/ios/app/bellabee-pro/id1386768358)

This app uses brainwave entrainment technology to help you achieve desired mental states. It acts as a digital metronome, guiding your mind and body to work in harmony for stress relief, improved concentration, and better meditation.

**Highlights:** Brainwave entrainment technology, Digital metronome, State of mind selection, Stress relief, Concentration improvement, Meditation aid

**In-app purchases:** none


### Grey Matters Brain Training

[App page](https://appshunter.io/ios/app/grey-matters-brain-training/id6547844625)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Bellabee PRO free?

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

### Is Grey Matters Brain Training free?

Grey Matters Brain Training is free to download, with no in-app purchases.

### Do Bellabee PRO or Grey Matters Brain Training have ads?

Neither Bellabee PRO nor Grey Matters Brain Training shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*