Energy bill calculator

Estimate a monthly utility bill.

Built and reviewed by Dovanic, Founder and editor, FreeByteLast reviewed: 2026-08-18

kWh per month

Rate per kWh

Standing charge per month

Monthly bill

$162.2

Yearly

$1,946

With these inputs, monthly bill comes to $162.2. Yearly works out to $1,946. The result assumes rate per kwh stays at 0.19%.

What moves the number · Monthly bill

Input	−10%	Now	+10%
kWh per month	$147.38	$162.2	$177.02
Rate per kWh	$147.38	$162.2	$177.02
Standing charge per month	$160.8	$162.2	$163.6

Whatmakesequal

Save this set of inputs, change something, then save again to compare the outcomes side by side.

Estimate a monthly utility bill.

With the defaults above, monthly bill works out at $162.2.