# MindViewer vs Vela

The clearest difference is in-app purchases: MindViewer at none against Vela's 2. MindViewer also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. Vela sells 2 in-app purchases, starting at $7.99 per month. MindViewer asks for nothing beyond the download.

## The numbers

| Metric | MindViewer | Vela |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | Free | — |
| Size | 126 MB | 9 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Neeuro Pte Ltd](https://appshunter.io/developer/960758140) | [Can Acar](https://appshunter.io/developer/6773010465) |

## 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


### Vela

[App page](https://appshunter.io/ios/app/vela-menopause-tracker/id6775865405)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $7.99 | per month |
| Annual | $39.99 | per year |


## Frequently asked questions

### Is MindViewer free?

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

### Is Vela free?

Vela is free to download, with in-app purchases available.

### Do MindViewer or Vela have ads?

Neither MindViewer nor Vela shows ads.

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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.*