# MindViewer vs MetaBrain ChatBot

The clearest difference is update cadence: MetaBrain ChatBot at monthly against MindViewer's every 4 months. MetaBrain ChatBot also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

MindViewer ships an update every 4 months, MetaBrain ChatBot monthly. The most recent releases landed on September 18, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | MindViewer | MetaBrain ChatBot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/metabrain-chatbot/id6444725829/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free | Free |
| Size | 126 MB | 28 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Neeuro Pte Ltd](https://appshunter.io/developer/960758140) | [GenoEmote LLC](https://appshunter.io/developer/1656423339) |

## What reviewers say

### MindViewer

[App page](https://appshunter.io/ios/app/mindviewer/id1436471710)

Understand your mental state during activities like studying, working, or resting. This tool visualizes your attention, relaxation, and mental workload using brain signal data from a compatible sensor.

**Highlights:** Visualize mental states, Track attention and relaxation, Measure mental workload, Analyze brain frequencies (delta, theta, alpha, beta, gamma), Record mental state during activities, Compare effectiveness of different activities

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

**In-app purchases:** none


### MetaBrain ChatBot

[App page](https://appshunter.io/ios/app/metabrain-chatbot/id6444725829)

This app helps you identify and transform ingrained reactive patterns, or mindsets, that influence your automatic responses. It guides you in shifting from undesired thought processes to personally selected ones, enabling you to modify behaviors and achieve desired outcomes.

**Highlights:** Identify foundational mindsets, Transform automatic reactions, Shift to desired mindsets, Alter thoughts, emotions, behaviors, Utilizes lie-detection wearable integration, Facilitates purposeful mindset modification

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MindViewer free?

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

### Is MetaBrain ChatBot free?

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

### Do MindViewer or MetaBrain ChatBot have ads?

Neither MindViewer nor MetaBrain ChatBot shows ads.

### Which is updated more often, MindViewer or MetaBrain ChatBot?

MindViewer ships an update every 4 months, and MetaBrain ChatBot monthly. Most recently, MindViewer was updated on September 18, 2026 and MetaBrain ChatBot on June 1, 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.*