# Voola Pay vs Optim System app

The clearest difference is device support: Optim System app at 2 against Voola Pay's —. Voola Pay's advantage is iOS requirement (13.4 vs 15.1). On price and in-app purchases 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 | Voola Pay | Optim System app |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 10 days |
| Size | 89 MB | 44 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | — | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [VOOLA DMCC](https://appshunter.io/developer/1672004307) | [Optim Systems, Ltd.](https://appshunter.io/developer/1713704866) |

## What reviewers say

### Voola Pay

[App page](https://appshunter.io/ios/app/voola-pay/id6445897299)

**In-app purchases:** none


### Optim System app

[App page](https://appshunter.io/ios/app/optim-system-app-weopsy/id6470450913)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Voola Pay free?

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

### Is Optim System app free?

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

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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.*