# CiiMS SOS vs +507Safe

The clearest difference is update cadence: CiiMS SOS at every 2 months against +507Safe's every 28 months. +507Safe's advantage is iOS requirement (12.3 vs 15.6). 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.

CiiMS SOS ships an update every 2 months, +507Safe every 28 months. The most recent releases landed on September 16, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | CiiMS SOS | +507Safe |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 28 months |
| Size | 111 MB | 84 MB |
| Requires iOS | 15.6 | **12.3** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SOS-ICT (PTY) LTD](https://appshunter.io/developer/1520000687) | [SoftGuard Technologies LLC](https://appshunter.io/developer/1646125906) |

## What reviewers say

### CiiMS SOS

[App page](https://appshunter.io/ios/app/ciims-sos/id1467876738)

**Features:** macOS Compatibility

**In-app purchases:** none


### +507Safe

[App page](https://appshunter.io/ios/app/plus-507safe/id1469931145)

**In-app purchases:** none


## Frequently asked questions

### Is CiiMS SOS free?

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

### Is +507Safe free?

+507Safe is free to download, with no in-app purchases.

### Do CiiMS SOS or +507Safe have ads?

Neither CiiMS SOS nor +507Safe shows ads.

### Which is updated more often, CiiMS SOS or +507Safe?

CiiMS SOS ships an update every 2 months, and +507Safe every 28 months. Most recently, CiiMS SOS was updated on September 16, 2026 and +507Safe on September 15, 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.*