SupplyMaster vs Luminous MAX
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SupplyMaster
Control your immersion heater or lighting remotely via your phone or tablet. Save money by adjusting schedules from anywhere, ensuring you only use energy when needed. Offers multiple operating modes for flexible control.
- Remote programming
- Energy saving
- Auto, Permanent Off, Permanent On modes
- Holiday mode
- Advance and Boost functions
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Timeguard Supplymaster can be used to provide convenient, easy programming of your immersion heater or lighting from your phone or tablet. Changes to programmes can be made from any location, which will enable the user to save money by cancelling unwanted programmes during periods of unexpected absence. There are 4 operating modes, Auto, Permanent off, permanent on, and holiday. There are also advance and boost functions. For use with the Timeguard FSTWiFi and FSTWiFiTGV WiFi controlled fused connection units.
Luminous MAX
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This application is based on Bluetooth connection and WiFi connection to achieve real-time data monitoring and obtain current device data, and to understand the device situation in real time
Screenshots
Verdict
The clearest difference is update cadence: Luminous MAX at every 4 days against SupplyMaster's every 5 weeks. 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.
SupplyMaster ships an update every 5 weeks, Luminous MAX every 4 days. The most recent releases landed on June 9, 2026 and September 17, 2026 respectively.
| Parameter | SupplyMaster | Luminous MAX |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Positive reviews | 11.4% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 5 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 | 11.0 |
| Further details — not scored | ||
| Size | 18 MB | 26 MB |
| Age rating | 4+ | 17+ |
| Developer | TIMEGUARD LTD | Luminous |
In-app purchases
SupplyMaster
No in-app purchases
Luminous MAX
No in-app purchases
