# Mentalab Explore vs Forum Acusticum 2026

Mentalab Explore and Forum Acusticum 2026 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 | Mentalab Explore | Forum Acusticum 2026 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 31 MB | 14 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mentalab GmbH](https://appshunter.io/developer/1762831302) | [Poznan Supercomputing and Networking Center](https://appshunter.io/developer/726093818) |

## What reviewers say

### Mentalab Explore

[App page](https://appshunter.io/ios/app/mentalab-explore/id6636486425)

**In-app purchases:** none


### Forum Acusticum 2026

[App page](https://appshunter.io/ios/app/forum-acusticum-2026/id6806162297)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mentalab Explore free?

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

### Is Forum Acusticum 2026 free?

Forum Acusticum 2026 is free to download, with no in-app purchases.

### Do Mentalab Explore or Forum Acusticum 2026 have ads?

Neither Mentalab Explore nor Forum Acusticum 2026 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.*