# Mnemonica vs Magic ARRI ViewFinder

The clearest difference is in-app purchases: Mnemonica at none against Magic ARRI ViewFinder's 2. Mnemonica also leads on ads (none vs shown). Magic ARRI ViewFinder's advantage is iOS requirement (12.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Magic ARRI ViewFinder sells 2 in-app purchases, starting at $1.49 per month. Mnemonica asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. Both last shipped on November 11, 2026.

## The numbers

| Metric | Mnemonica | Magic ARRI ViewFinder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (178 ratings)](https://appshunter.io/ios/app/magic-arri-viewfinder/id1347132361/reviews)** |
| Number of ratings | — | **178** |
| Positive reviews | — | 85.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 53 MB | 22 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mnemonica](https://appshunter.io/developer/1214474588) | [Roman Medvid](https://appshunter.io/developer/1180410540) |

## What reviewers say

### Mnemonica

[App page](https://appshunter.io/ios/app/mnemonica/id1214474589)

**Features:** Vision Pro support

**In-app purchases:** none


### Magic ARRI ViewFinder

[App page](https://appshunter.io/ios/app/magic-arri-viewfinder/id1347132361)

This app simulates the field of view for ARRI digital cameras and lenses on your iPhone or iPad. It helps filmmakers preview exact framing and lens focal lengths during pre-production, with options for color presets and saving shots.

**Highlights:** Precise framing preview, ARRI digital camera simulation, Lens focal length selection, Aspect ratio frame guides, Color preset (LUT) application, Save framed shots with data, Focus and exposure control

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium features: subscription | $1.49 | per month |
| Premium features: purchase | $4.99 | one-time |


## Frequently asked questions

### Is Mnemonica free?

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

### Is Magic ARRI ViewFinder free?

Magic ARRI ViewFinder is free to download, with in-app purchases available.

### Do Mnemonica or Magic ARRI ViewFinder have ads?

Magic ARRI ViewFinder shows ads; Mnemonica does not.

### Which is updated more often, Mnemonica or Magic ARRI ViewFinder?

Mnemonica ships an update monthly, and Magic ARRI ViewFinder monthly. Most recently, Mnemonica was updated on November 11, 2026 and Magic ARRI ViewFinder on November 11, 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.*