# O2Lock vs TROX Ox

The clearest difference is update cadence: O2Lock at every 3 weeks against TROX Ox's every 2 months. O2Lock also leads on iOS requirement (12.0 vs 15.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

O2Lock ships an update every 3 weeks, TROX Ox every 2 months. The most recent releases landed on September 16, 2026 and September 4, 2026 respectively.

## The numbers

| Metric | O2Lock | TROX Ox |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 30 MB | 46 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [One2Touch AS](https://appshunter.io/developer/1678046395) | [TROX GmbH](https://appshunter.io/developer/968659913) |

## What reviewers say

### O2Lock

[App page](https://appshunter.io/ios/app/o2lock/id6478984927)

**In-app purchases:** none


### TROX Ox

[App page](https://appshunter.io/ios/app/trox-ox/id6740277389)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is O2Lock free?

O2Lock is free to download, with no in-app purchases.

### Is TROX Ox free?

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

### Do O2Lock or TROX Ox have ads?

Neither O2Lock nor TROX Ox shows ads.

### Which is updated more often, O2Lock or TROX Ox?

O2Lock ships an update every 3 weeks, and TROX Ox every 2 months. Most recently, O2Lock was updated on September 16, 2026 and TROX Ox on September 4, 2026.

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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.*