Content rating
Everyone
1+
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Content rating
Everyone
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About this app

Thermal puts your geyser in your pocket. Monitor live tank temperature, track energy and water usage, schedule heating, and get alerts — from anywhere.

WHAT YOU CAN DO

• Live status — top, middle and bottom tank temperatures at a glance, with an online/offline indicator.
• Operating modes — switch between Off, Element + Heat Pump, Heat Pump Only and Element Only to balance speed and efficiency.
• Boost — heat to a higher target on demand; the controller manages the cycle for you.
• Heating windows — schedule when your geyser heats to match your routine and save on power.
• Usage insights — daily energy (kWh) and water (litres) with cost estimates.
• Alerts — low-temperature and rapid-drop notifications so you catch problems early.
• Secure account — manage your profile and password; your data is encrypted in transit.

WHY USE THERMAL

Thermal is designed for homeowners who want a hotter shower for less — clearer control, less guesswork, lower bills. You'll need an account from your installer/provider to sign in.

SECURITY & PRIVACY

Your data is encrypted in transit and tied to your account. Thermal supports POPIA/GDPR data-subject rights. Privacy policy: https://thermal.greysensegroup.co.za/privacy
Updated on
Jul 24, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Location, Personal info and 3 others
Data is encrypted in transit
You can request that data be deleted

What’s new

Open a unit's Diagnostics view from the fleet — live telemetry, heating check, faults, alerts and error-code history — even before QC sign-off. New ticket management: installers manage and escalate tickets to admins; admins resolve; clear status timeline. Bug fixes and polish.
Content rating
Everyone
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App support

About the developer
GENUS CORE (PTY) LTD
info@genuscore.com
14 FJORD ST, OPTENHORST PAARL 7620 South Africa
+27 73 279 7976