Wattage Cost Estimator
ProFinance & Planning
Wattage Cost Estimator shows what your devices cost to run per day, month and year. Start from typical-wattage presets, add standby draw and peak or off-peak prices, then try what-if scenarios. It's useful for anyone puzzling over an electricity bill.
Features
- Typical-wattage presets plus standby draw, hours per day and days per week
- Peak and off-peak time-of-use prices, or work out your rate from a bill
- What-if scenarios: swap old bulbs for LEDs or cut standby, then compare per year
- Charts of your biggest consumers and your average load through the day
- Show costs in another currency; save setups, share links or export JSON
Sign in with Google, then Pro is $1.99 a month or $12.99 a year.
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