Tools / Electricity Cost Calculator

Electricity Cost Calculator

Calculate how much your devices cost to run. Add multiple devices, set your electricity rate, and see daily, weekly, monthly, and yearly costs.

8,500 AI Tokens Used
Feb 6, 2026 Created
financecalculator
Categories
$/ kWh
US average: ~$0.16/kWh

Add Device

W
hrs/day
⚡

Add devices above to calculate electricity costs. Use presets for quick entry.

How This Tool Was Built

This tool was created entirely by AI. Here's the exact prompt used to generate it:

Prompt Used 
Create an Electricity Cost Calculator tool with these features:

1. Input: device wattage with common presets
2. Input: hours used per day
3. Input: electricity rate ($/kWh)
4. Calculate daily, weekly, monthly, and yearly cost
5. Show kWh consumed per period
6. Multiple device support with add/remove
7. Color-coded cost breakdown cards

Make it informative with orange as the accent color.
AI
Claude AI Model
#
8,500 Tokens Used
100%
AI-Generated Code Origin