Hammar MarCode vs RelyOn Student App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Hammar MarCode
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Hammar MarCode is the new key to safety at sea. Our unique digital code validates that only original and approved equipment is used on your ships. MarCode is used for the H20 which is the best-selling hydrostatic release unit in the world and that has been saving lives on the oceans for more than 30 years.
RelyOn Student App
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Welcome to the RelyOn App. This app is designed to provide Student access to all Training Records & Certification. A key feature of the app is the ability to download your certificates, to identify when refresher training is due and update your Personal Details.
Screenshots
Verdict
The clearest difference is update cadence: RelyOn Student App at every 5 weeks against Hammar MarCode's every 18 months. Hammar MarCode's advantage is iOS requirement (7.0 vs 15.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Hammar MarCode ships an update every 18 months, RelyOn Student App every 5 weeks. The most recent releases landed on October 2, 2026 and September 29, 2026 respectively.
| Parameter | Hammar MarCode | RelyOn Student App |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 18 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 7.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 133 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | Skapa Digital Design AB | Relyon Nutec |
In-app purchases
Hammar MarCode
No in-app purchases
RelyOn Student App
No in-app purchases
Questions
Is Hammar MarCode free?
Is RelyOn Student App free?
Do Hammar MarCode or RelyOn Student App have ads?
Which is updated more often, Hammar MarCode or RelyOn Student App?
Other comparisons
