# EchoSOS vs OneDoc

The clearest difference is update cadence: OneDoc at every 2 weeks against EchoSOS's every 3 months. EchoSOS's advantage is review sentiment (74% vs 50%). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for EchoSOS against 5.0 for OneDoc. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews are what separate them: 74% of EchoSOS's written reviews are positive against 50% of OneDoc's.

EchoSOS ships an update every 3 months, OneDoc every 2 weeks. The most recent releases landed on September 22, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | EchoSOS | OneDoc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/echosos/id613058743/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/onedoc/id1592376413/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | **74.2% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 221 MB | 79 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MobileMed Sarl](https://appshunter.io/developer/376858373) | [OneDoc SA](https://appshunter.io/developer/1556208401) |

## What reviewers say

### EchoSOS

[App page](https://appshunter.io/ios/app/echosos/id613058743)

This app instantly connects you to the correct emergency service, providing your GPS location and vital medical information to rescuers. It offers a global directory of emergency numbers, an emergency map, and a secure digital pass for critical documents.

**Highlights:** Global emergency number directory, Automatic GPS location sharing, Emergency map with nearby services, Digital emergency pass for medical data, Secure storage for important documents, Emergency preparedness guide

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### OneDoc

[App page](https://appshunter.io/ios/app/onedoc/id1592376413)

Easily find and book appointments with healthcare professionals across Switzerland. Receive timely reminders and access your appointment history and care team information. This leading platform connects millions of patients with thousands of medical partners.

**Highlights:** Find healthcare professionals, Book appointments 24/7, Appointment reminders (email/SMS), View appointment history, Access care team information

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

**In-app purchases:** none


## Frequently asked questions

### Is EchoSOS free?

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

### Is OneDoc free?

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

### Which has better reviews, EchoSOS or OneDoc?

EchoSOS and OneDoc are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do EchoSOS or OneDoc have ads?

Neither EchoSOS nor OneDoc shows ads.

### Which is updated more often, EchoSOS or OneDoc?

EchoSOS ships an update every 3 months, and OneDoc every 2 weeks. Most recently, EchoSOS was updated on September 22, 2026 and OneDoc on September 10, 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.*