Keaper vs SafetyEngine
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Keaper
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Download the Keaper app if you are granted access to a Danalock V3 smart lock. The Keaper app is a virtual keychain, where you can lock and unlock the smart locks, which you have been granted access to. The Keaper app is designed to easily discover, lock and unlock Danalock V3 smart locks. Easily search among your devices and find the lock you are looking for. Features: • Scan for nearby Danalock V3 smart locks • Lock and unlock Danalock V3 smart locks in Bluetooth BT range • Search for lock names in your key chain • Filter to see only Danalock V3 smart locks that are in range
SafetyEngine
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Construction site safety is challenged by increased complexity, inefficient communication routes and an inexperienced workforce with many nationalities. SafetyEngine is an App for smartphones that digitizes all work environment related processes and documents to accommodate some of these challenges. A main element in the App is an efficient, engaging and 3D-based site safety introduction based on Gamification and BIM models. Furthermore, the App contains a digital information board, registration- and observation modules, and communication features.
Screenshots
Verdict
The clearest difference is update cadence: SafetyEngine at every 3 weeks against Keaper's every 4 months. SafetyEngine also leads on iOS requirement (15.6 vs 17.0). 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.
Keaper ships an update every 4 months, SafetyEngine every 3 weeks. The most recent releases landed on September 11, 2026 and September 2, 2026 respectively.
| Parameter | Keaper | SafetyEngine |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 4 MB | 191 MB |
| Age rating | 4+ | 4+ |
| Developer | Poly-Control ApS | Ramboll A/S |
In-app purchases
Keaper
No in-app purchases
SafetyEngine
No in-app purchases
