# SOS Virtual vs OPOS

The clearest difference is device support: SOS Virtual at 3 against OPOS's —. OPOS's advantage is iOS requirement (12.0 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 | SOS Virtual | OPOS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 5 weeks | — |
| Size | 166 MB | 50 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | **iPhone, iPod, Apple Watch** | — |
| Age rating | 4+ | 17+ |
| Developer | [SAMARA EQUIPAMENTOS DE SEGURANCA LTDA](https://appshunter.io/developer/1527273460) | [TECNO MARKETING LTDA](https://appshunter.io/developer/1614851226) |

## What reviewers say

### SOS Virtual

[App page](https://appshunter.io/ios/app/sos-virtual/id1527273458)

**In-app purchases:** none


### OPOS

[App page](https://appshunter.io/ios/app/opos/id6451486631)

**In-app purchases:** none


## Frequently asked questions

### Is SOS Virtual free?

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

### Is OPOS free?

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

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*