# Mood Permis vs Prevision Lab

Mood Permis and Prevision Lab are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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.

Mood Permis ships an update weekly, Prevision Lab fortnightly. Both last shipped on October 31, 2026.

## The numbers

| Metric | Mood Permis | Prevision Lab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Size | 3 MB | 3 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kainova Group](https://appshunter.io/developer/1867719730) | [MARIANNE (App)](https://appshunter.io/developer/6804716767) |

## What reviewers say

### Mood Permis

[App page](https://appshunter.io/ios/app/mood-permis/id6803464671)

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

**In-app purchases:** none


### Prevision Lab

[App page](https://appshunter.io/ios/app/prevision-lab/id6806963145)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mood Permis free?

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

### Is Prevision Lab free?

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

### Do Mood Permis or Prevision Lab have ads?

Neither Mood Permis nor Prevision Lab shows ads.

### Which is updated more often, Mood Permis or Prevision Lab?

Mood Permis ships an update weekly, and Prevision Lab fortnightly. Most recently, Mood Permis was updated on October 31, 2026 and Prevision Lab on October 31, 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.*