# Mindstorm vs Total Keys

The clearest difference is in-app purchases: Mindstorm at none against Total Keys's 1. Total Keys's advantage is iOS requirement (18 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Total Keys sells 1 one-off in-app purchase. Mindstorm asks for nothing beyond the download.

## The numbers

| Metric | Mindstorm | Total Keys |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 3 MB | 11 MB |
| Requires iOS | 26.0 | **18** |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Fernando Putallaz](https://appshunter.io/developer/1557728137) | [Nghia Huynh Quang](https://appshunter.io/developer/1514165485) |

## What reviewers say

### Mindstorm

[App page](https://appshunter.io/ios/app/mindstorm/id1600252610)

**In-app purchases:** none


### Total Keys

[App page](https://appshunter.io/ios/app/total-keys/id6780955038)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Pack | $2.99 | one-time |


## Frequently asked questions

### Is Mindstorm free?

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

### Is Total Keys free?

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

### Do Mindstorm or Total Keys have ads?

Neither Mindstorm nor Total Keys 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.*