# Stax 4.8.6 vs OPS1

The clearest difference is device support: OPS1 at 3 against Stax 4.8.6's 1. Stax 4.8.6's advantage is iOS requirement (12.0 vs 15.1). On price, ads 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 | Stax 4.8.6 | OPS1 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Size | 86 MB | 32 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Coherent Studios LLC](https://appshunter.io/developer/1090684198) | [Trapeze Group](https://appshunter.io/developer/1338956146) |

## What reviewers say

### Stax 4.8.6

[App page](https://appshunter.io/ios/app/stax-486/id1452943773)

**Features:** macOS Compatibility

**In-app purchases:** none


### OPS1

[App page](https://appshunter.io/ios/app/ops1/id6744073547)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Stax 4.8.6 free?

Stax 4.8.6 is free to download, with no in-app purchases.

### Is OPS1 free?

OPS1 is free to download, with no in-app purchases.

### Do Stax 4.8.6 or OPS1 have ads?

Neither Stax 4.8.6 nor OPS1 shows ads.

---

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