Calculadora de Contas

Bill Calculator — a practical way to calculate and control your electricity, water, and gas bills.

Tired of being surprised by the bill amount at the end of the month? With the Bill Calculator, you can estimate the value of your bills even before you receive them!

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ELECTRICITY BILL
- Complete calculation with tariff flag (green, yellow, red)
- ICMS by state (all 27 Brazilian states)
- PIS/COFINS included
- Social tariff for low-income families
- Just enter your consumption in kWh!

WATER BILL
- Scaled tariff by consumption bracket
- ​​Includes sewage fee
- Updated reference rates

GAS BILL
- Calculation per m³ of piped gas
- Minimum charge included
- Updated reference rates

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HISTORY AND GRAPHS
- Save all your calculations automatically
- See the trend of your expenses month by month
- Monthly evolution graph
- Filter by account type (electricity, water, gas)

SAVINGS TIPS
- 14 practical tips to save on your electricity and water bill
- Discover which appliances consume the most energy
- Learn simple habits that reduce your expenses

SHARE
- Send the calculation result via WhatsApp, SMS or any app

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WHY CHOOSE THE BILL CALCULATOR?

100% Offline — works without internet, anywhere
No registration required — open and use, no hassle
3 calculators in 1 — electricity, water and gas in a single app
Brazilian rates — made especially for Brazil
Multi-Country Support — Brazil, Serbia and Mongolia
Modern design — clean and easy-to-use interface
Backup and Export — save your data in JSON or CSV
Free — no hidden costs

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The calculated values ​​are estimates based on average reference rates. The actual value may vary depending on the distributor in your region.

Download now and never be surprised by your bill again!