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DEWA Bill Estimator: Estimate Your Dubai Electricity and Water Bill

By Bilawal Hussain · 4 November 2026 · 2 min read
DEWA Bill Estimator: Estimate Your Dubai Electricity and Water Bill

Estimate your Dubai DEWA bill from your electricity and water use, using the slab tariff, fuel surcharge and fees.

Open the free DEWA Bill Estimator (Dubai Electricity & Water) →

What is the DEWA Bill Estimator?

Estimate your Dubai DEWA bill from kWh and water use, using the slab tariff, fuel surcharge, sewerage, housing fee and VAT. It's completely free, needs no sign-up and works on any phone or computer.

Screenshot of the DEWA Bill Estimator (Dubai Electricity & Water) on ReadyToUse
The DEWA Bill Estimator (Dubai Electricity & Water), as it looks on ReadyToUse.

Why it's helpful

Who it's for

Dubai residents and landlords.

How to use it

  1. Enter your monthly kWh and water use (both are on your DEWA bill or app) and your annual rent.
  2. The estimator applies each slab in turn, plus surcharges, fees and VAT.
💡 Pro tip: Summer bills jump because of AC; setting the thermostat a couple of degrees higher can reduce consumption noticeably.

💻 Open source: this tool is free and open source (MIT License). View the code on GitHub, download it and run it offline.

The bigger picture: Calculators

Everyday decisions in the UAE, from loans and rent to gratuity, fuel and bills, come down to a few numbers. Quick, reliable calculators help you check offers, plan ahead and avoid costly surprises, without spreadsheets or sign-ups.

What's changing: Living costs in the UAE change month to month, from petrol prices to rents, which is why calculators that load current figures automatically are becoming more useful than static ones.

Frequently asked questions

Why is summer so expensive?

Air conditioning pushes usage into higher slabs, so each extra kWh costs more.

How can I lower my bill?

Set AC to 24°C or higher, service it, and use timers.

Ready to try it?
Use the DEWA Bill Estimator (Dubai Electricity & Water) free →
No sign-up · Runs in your browser

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BH
Bilawal Hussain
Full-stack developer in Dubai and creator of ReadyToUse: free tools that just work. Connect on LinkedIn