ONEkey vs LightApp
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ONEkey
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ONEkey is an addition to physical cards used to access your hotel room using your smartphone. Complete online check-in, download the ONEkey app to get access to your room, as well as a wide range of areas: lifts, gym, fitness centre, swimming pool, and more. Enjoy your stay with ONEkey.
LightApp
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By simply touching the device with your smartphone is possible to read and write the configuration. Many control options available such as: - minimum and maximum level - PWM frequency - dimming curve - push button behavior (dimming, sequence, animation) - DALI/DMX parameters (coming soon) - constant current level (coming soon).
Screenshots
Verdict
ONEkey and LightApp are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
ONEkey ships an update every 6 weeks, LightApp every 2 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.
| Parameter | ONEkey | LightApp |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 9 MB | 99 MB |
| Age rating | 4+ | 4+ |
| Developer | at-visions Informationstechnologie GmbH | DALCNET SRL |
In-app purchases
ONEkey
No in-app purchases
LightApp
No in-app purchases
