WI vs Celerlight
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WI
This app allows you to receive and answer calls from your FERMAX VDS video door entry system directly on your smartphone. It replicates the functionality of your video door entry monitor, requiring a WI-BOX device and home WiFi for setup. Follow the in-app guide to connect.
- Receive video door entry calls on smartphone
- Answer calls remotely
- Access video door entry monitor functions
- Step-by-step setup guide
- Requires WI-BOX device and WiFi
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Call divert service for FERMAX video door entry systems with VDS technology. Receive and answer the calls from your VDS video door entry system from FERMAX on your smartphone. With the WI-BOX App you can receive the calls from your FERMAX VDS video door entry system on your smartphone and enjoy all the functions of your video door entry monitor. To set up the service you must have a WI-BOX device from FERMAX and WiFi Internet connection in your home. Open the app and follow the simple step by step guide.
Celerlight
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Control de la iluminación desde cualquier lugar. Control de múltiples luminarias con una sola App. Programación de los dispositivos. Fácil instalación
Screenshots
Verdict
The clearest difference is update cadence: WI at every 4 months against Celerlight's every 14 months. 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.
WI ships an update every 4 months, Celerlight every 14 months. The most recent releases landed on September 18, 2026 and September 14, 2026 respectively.
| Parameter | WI | Celerlight |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 13.1% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 months — better | Every 14 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.2 — better | 13.0 |
| Further details — not scored | ||
| Size | 65 MB | 197 MB |
| Age rating | 4+ | 12+ |
| Developer | Fermax | BRASS & FITTINGS, SL |
In-app purchases
WI
No in-app purchases
Celerlight
No in-app purchases
