# SOS vs Fusion eCall

The clearest difference is update cadence: SOS at every 5 months against Fusion eCall's every 13 months. 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.

SOS ships an update every 5 months, Fusion eCall every 13 months. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SOS | Fusion eCall |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 13 months |
| Size | 11 MB | 26 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [med con team GmbH](https://appshunter.io/developer/756969407) | [Heritage MedCall, LLC](https://appshunter.io/developer/1463192442) |

## What reviewers say

### SOS

[App page](https://appshunter.io/ios/app/sos-call/id756969404)

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

**In-app purchases:** none


### Fusion eCall

[App page](https://appshunter.io/ios/app/fusion-ecall/id1554487075)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SOS free?

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

### Is Fusion eCall free?

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

### Do SOS or Fusion eCall have ads?

Neither SOS nor Fusion eCall shows ads.

### Which is updated more often, SOS or Fusion eCall?

SOS ships an update every 5 months, and Fusion eCall every 13 months. Most recently, SOS was updated on October 29, 2026 and Fusion eCall on October 25, 2026.

---

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