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New! Smart water heater solutions are finally here. Shop them now.

Please note that installation of Hilo products may take longer than usual.

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What is Hilo?

Hilo service
Everything you need to know about the Hilo service and how it works.
The Hilo challenges
Find out how you can join challenges to start earning cash rewards.
Mission
Learn more about what inspires us and drives our desire for innovation.

The app
Everything you need to know about our mobile app and what it can automate or control remotely.

Estimate your savings

Products

Smart thermostats
Choose from smart thermostats for electric baseboard, radiant floor, or central heating.
Water heater controllers
New!

Optimize your hot water usage during Hilo challenges with a smart water heater controller.
Electric vehicle charging station
See which charging stations are compatible and allow you to earn rewards during challenges.
Compatible devices
See all Hilo-compatible devices that let you join challenges and earn cash rewards.

All products

Help Center

Help — Mobile app
Everything you need to know about using the app, programming scenes, and more.
Help — Hilo products
Find answers to all your questions about Hilo products.
Help — Compatible devices
Get help with Hilo-compatible devices from any of our partner brands.
Help — Rewards and bonuses
Learn how cash rewards are calculated and bonuses paid out.

Help — Hilo challenges
Learn more about how challenges work and their impact on your comfort.
Help — Terms and eligibility
Everything you need to know about Hilo’s eligibility and participation requirements.
FAQ
See all

Promotions

Blog

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You can reach us at 438 289-HILO (4456) or 7 844 500-HILO (4456).