# GPROP System vs Voi Interpreter

GPROP System and Voi Interpreter 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 | GPROP System | Voi Interpreter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 37 MB | 32 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GPROP Systems Sdn Bhd](https://appshunter.io/developer/1470384585) | [GMO-Z.com RUNSYSTEM JSC](https://appshunter.io/developer/322383351) |

## What reviewers say

### GPROP System

[App page](https://appshunter.io/ios/app/gprop-system/id1566998165)

**Features:** macOS Compatibility

**In-app purchases:** none


### Voi Interpreter

[App page](https://appshunter.io/ios/app/voi-interpreter/id6761523089)

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

**In-app purchases:** none


## Frequently asked questions

### Is GPROP System free?

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

### Is Voi Interpreter free?

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

### Do GPROP System or Voi Interpreter have ads?

Neither GPROP System nor Voi Interpreter 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.*