Complete Solar System Calculator
Four quick steps. Everything runs in your browser — nothing is uploaded.
- Usage
- Location
- Backup
- Result
Step 1 — Your electricity usage
Tap + on what you use. Watts and hours are editable per item.
Inverter AC (1.5 ton)
0
Old AC (1.5 ton)
0
Ceiling Fan
0
Refrigerator
0
Deep Freezer
0
LED Bulb
0
LED TV
0
Electric Iron
0
Water Pump (1 HP)
0
Washing Machine
0
Microwave Oven
0
Water Dispenser
0
Laptop / PC
0
0Daily kWh
0Monthly kWh
0Connected load (W)
Experimental. The photo is read entirely in your browser — nothing is uploaded. Take a straight, well-lit photo of the bill.
Your bill shows it as kWh used. Average your last 12 bills for the best result.
The most that runs at the same time — e.g. one AC (1200 W) + fridge (200 W) + fans and lights.
ACs, refrigerators and water pumps — they surge 2–3× when starting.
Step 2 — Your location
Find it in any maps app — long-press your home and copy the first number.