# Safety4Life vs OpticsOS

The clearest difference is in-app purchases: Safety4Life at none against OpticsOS's 1. Safety4Life also leads on iOS requirement (13.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. OpticsOS sells 1 in-app purchase, starting at $5.99 per 7 days. Safety4Life asks for nothing beyond the download.

## The numbers

| Metric | Safety4Life | OpticsOS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Size | 41 MB | 2 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [GuardianAngel LLC](https://appshunter.io/developer/1531175600) | [NICHOLAS ERWIN HEITKAMP](https://appshunter.io/developer/1867627286) |

## What reviewers say

### Safety4Life

[App page](https://appshunter.io/ios/app/safety4life/id1486264080)

**Features:** macOS Compatibility

**In-app purchases:** none


### OpticsOS

[App page](https://appshunter.io/ios/app/opticsos/id6759535367)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Optics Pro Override | $5.99 | per 7 days |


## Frequently asked questions

### Is Safety4Life free?

Safety4Life is free to download, with no in-app purchases.

### Is OpticsOS free?

OpticsOS is free to download, with in-app purchases available.

### Do Safety4Life or OpticsOS have ads?

Neither Safety4Life nor OpticsOS shows ads.

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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.*