# Absolute Permeability vs Vmig Expert

The clearest difference is iOS requirement: Absolute Permeability at 9.0 against Vmig Expert's 12.4. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Absolute Permeability | Vmig Expert |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 5 months |
| Size | 78 MB | 7 MB |
| Requires iOS | **9.0** | 12.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Natalia Shelyago](https://appshunter.io/developer/1618907003) | [Evgeniya Shkel](https://appshunter.io/developer/1507351311) |

## What reviewers say

### Absolute Permeability

[App page](https://appshunter.io/ios/app/absolute-permeability/id1483740033)

**Features:** macOS Compatibility

**In-app purchases:** none


### Vmig Expert

[App page](https://appshunter.io/ios/app/vmig-expert/id1507351312)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Absolute Permeability free?

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

### Is Vmig Expert free?

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

### Do Absolute Permeability or Vmig Expert have ads?

Neither Absolute Permeability nor Vmig Expert 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.*