# Sim PRO vs Vietech

The clearest difference is device support: Sim PRO at 2 against Vietech's —. On price, in-app purchases and iOS requirement 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 | Sim PRO | Vietech |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 6 weeks | — |
| Monetization | Free | — |
| Size | 55 MB | 139 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [Bentic, JSC.](https://appshunter.io/developer/1196587398) | [SMART TECHNOLOGY 47 SINGLE MEMBER COMPANY LIMITED](https://appshunter.io/developer/1525002036) |

## What reviewers say

### Sim PRO

[App page](https://appshunter.io/ios/app/sim-pro/id1535142522)

Discover and purchase beautiful phone numbers from major Vietnamese carriers. This app offers competitive pricing, fast delivery, and dedicated customer support for sim enthusiasts.

**Highlights:** Millions of phone numbers, Major Vietnamese carriers, Competitive pricing, Fast delivery, Dedicated customer support

**Features:** macOS Compatibility

**In-app purchases:** none


### Vietech

[App page](https://appshunter.io/ios/app/vietech/id1660020439)

**In-app purchases:** none


## Frequently asked questions

### Is Sim PRO free?

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

### Is Vietech free?

Vietech 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.*