# ALS vs DGN ONE

The clearest difference is iOS requirement: DGN ONE at 13.0 against ALS's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

ALS ships an update every 3 weeks, DGN ONE fortnightly. Both last shipped on October 10, 2026.

## The numbers

| Metric | ALS | DGN ONE |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | — | Free |
| Size | 75 MB | 32 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [AmbulanzPartner SozioTechnologie APST GmbH](https://appshunter.io/developer/1468079805) | [M Events Cross Media GmbH](https://appshunter.io/developer/455654224) |

## What reviewers say

### ALS

[App page](https://appshunter.io/ios/app/als-app/id1468079806)

**Features:** macOS Compatibility

**In-app purchases:** none


### DGN ONE

[App page](https://appshunter.io/ios/app/dgn-one/id1645284815)

This app provides comprehensive information and services for neurologists, including guidelines, research insights, and event updates. It offers multimedia content, job listings, and a personal library for offline access to saved articles.

**Highlights:** Curated medical guidelines, Latest neurology news, Event and training information, Multimedia content (videos, podcasts), Neurology job board, Personal digital library, Offline access

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ALS free?

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

### Is DGN ONE free?

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

### Do ALS or DGN ONE have ads?

Neither ALS nor DGN ONE shows ads.

### Which is updated more often, ALS or DGN ONE?

ALS ships an update every 3 weeks, and DGN ONE fortnightly. Most recently, ALS was updated on October 10, 2026 and DGN ONE on October 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.*