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Tools to find energy-hungry appliances

The problem, in plain words: “My electricity bills keep climbing and I don't know which appliances are driving the cost.”

PowerCalc fits best.

You want to find which appliances are causing your rising electricity bills so you can reduce costs.

Updated September 2026.

What fits

PowerCalcstrong · 82

PowerCalc is built to estimate home device power use and track energy spending, creating power/energy and cost sensors you can combine into room or whole-home totals. That directly targets your goal of seeing which parts of your home are likely driving higher electricity costs.

Best for: Home Assistant users who want an energy-usage breakdown close to appliance-level without buying smart plugs for everything.

Partly fits

Youtiliticspartial · 55

It focuses on analyzing utility usage to help households understand and reduce utility costs, which aligns with bill-cost reduction, but it’s not positioned as an appliance- or circuit-level breakdown tool.

Won’t cover: It helps analyze overall utility usage, not a device-by-device breakdown that identifies which appliances drive higher electricity costs.

Questions

What's the best tool to find energy-hungry appliances?

PowerCalc is the strongest match — PowerCalc is built to estimate home device power use and track energy spending, creating power/energy and cost sensors you can combine into room or whole-home totals. That directly targets your goal of seeing which parts of your home are likely driving higher electricity costs.

Is there a tool that fully solves this?

1 product matches this closely.

What won't these tools cover?

It helps analyze overall utility usage, not a device-by-device breakdown that identifies which appliances drive higher electricity costs.

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Matched by Matchbox. Nothing here is sponsored and payment never affects ranking. Products link to their listings; some are auto-extracted and not yet maker-verified.