# OPX vs flexiTester

The clearest difference is device support: OPX at 3 against flexiTester's —. OPX also leads on iOS requirement (12.0 vs 15.0). 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 | OPX | flexiTester |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Size | 1 MB | 8 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 17+ | 4+ |
| Developer | [VeEX Inc](https://appshunter.io/developer/1586679948) | [Nextfiber Co., Ltd](https://appshunter.io/developer/1734158640) |

## What reviewers say

### OPX

[App page](https://appshunter.io/ios/app/opx-boxe/id1658535332)

**Features:** macOS Compatibility

**In-app purchases:** none


### flexiTester

[App page](https://appshunter.io/ios/app/flexitester/id6478847200)

**In-app purchases:** none


## Frequently asked questions

### Is OPX free?

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

### Is flexiTester free?

flexiTester 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.*