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.

What’s New

Version 1.6.6

Adapted to iOS 13

App Privacy

The developer, TIMEGUARD LTD, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer's privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    Up to six family members will be able to use this app with Family Sharing enabled.

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