Comparison

yellowshark vs ELM52

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

About

yellowshark

Features

Read full description

Die mobile App zur vereinfachten Sicherheitsschulung, Weiterempfehlung und Interaktion. Du möchtest einen Berufskollegen weiterempfehlen? Kein Problem, jetzt ganz einfach per App melden und Prämie erhalten. Arbeitssicherheit auf der Baustelle ist uns wichtig, deshalb sind Schulungen, Auffrischungskurse, etc. mehrsprachig in der App möglich. Wie ist deine Lohnabrechnung aufgebaut? Jetzt per Videoanleitung in der App erklären lassen.

About

ELM52

Features

Read full description

ELM52 enables simple, fast and standard-compliant wireless monitoring of dedicated self-contained emergency luminaires using Bluetooth® Low Energy mesh network technology. Each luminaire equipped with a corresponding wireless module can be configured with the app and permanently monitored within the mesh network. The app also enables the central display of the operating status of the luminaires in accordance with the requirements of DIN VDE V 0108-100:2023-06. Other useful functions include the manual or automatic execution of tests as well as the retrieval of all test results and their documentation in a test logbook. The app also makes it easy to save and exchange system data and the test logbook.

Screenshots

yellowshark4 screens

ELM524 screens

Verdict

The call

The clearest difference is update cadence: yellowshark at every 9 days against ELM52's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

yellowshark ships an update every 9 days, ELM52 monthly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

Scorecard1 real difference · 5 level

yellowshark versus ELM52: the parameters behind the verdict, then further details
Parameter	yellowshark	ELM52
Price	Free	Free
Update frequency	Every 9 days — better	Monthly
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad	iPhone, iPad
Requires iOS	16.0 — better	16.6
Further details — not scored
Size	115 MB	8 MB
Age rating	4+	4+
Developer	yellowshark AG	Sander Elektronik AG

In-app purchases

None

yellowshark

No in-app purchases

None

ELM52

No in-app purchases

Questions

Is yellowshark free?

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

Is ELM52 free?

ELM52 is free to download, with no in-app purchases.

Do yellowshark or ELM52 have ads?

Neither yellowshark nor ELM52 shows ads.

Which is updated more often, yellowshark or ELM52?

yellowshark ships an update every 9 days, and ELM52 monthly. Most recently, yellowshark was updated on October 24, 2026 and ELM52 on October 30, 2026.