Enter your usage
Add your consumption and electricity rate.
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CostWatt
Put a number on your power use.
Manually enter electricity usage and your energy rate to calculate costs, save records, and compare spending over time.
View on the App StoreFor iPhone and iPad · See the App Store for current pricing, compatibility, and availability.
A CLOSER LOOK
Made to help you move forward.
See the cost
Calculate estimated electricity spending from the figures you provide.
Follow the pattern
Save usage and cost records to compare different periods.
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