Overcharged on your power bill? Prove it in seconds.

New Zealand power companies make costly mistakes—from estimated meter reads to incorrect lines charge tiers and hidden rate hikes. EnergydorNZ is your independent consumer protection app, auditing your actual electricity and gas usage against official Electricity Authority standards to catch hidden errors and ensure you never pay a cent too much.

  • ✔ Designed for fixed-rate electricity and gas plans
  • ✔ 100% private — data stays on your device
  • ✔ Works with or without smart meter
  • ✔ Designed for iPhone & iPad
  • ✔ Timestamped photo proof

Download EnergydorNZ on the App Store

$12.99 • One-Time Purchase • iOS Only (No Android) • No Subscriptions • Use Forever


EnergydorNZ - Audit Your Power Bills

EnergydorNZ - Audit Your Power Bills

Who Can Use EnergydorNZ to Check Their Power Bills?

Verify electricity and gas bills independently—whether you're managing a home, tenancy, or business using actual meter readings.

  • Households – Independently check electricity and gas bills against your actual meter readings.
  • Tenants & Landlords – Timestamped meter photos for move-in and move-out records.
  • Billing Disputes – Create PDF evidence for your retailer or Utilities Disputes NZ.

Independent proof that your power bills are accurate.

Who uses EnergydorNZ?

How to Verify Your Electricity or Gas Bill with EnergydorNZ

Checking your power bill is simple.

  1. Once a month, record your electricity or gas meter reading and take a timestamped photo in EnergydorNZ as proof.
  2. EnergydorNZ calculates what that billing period should cost from your verified meter readings. Compare the result with your power bill to spot errors or overcharges.

Electricity Usage

Electricity usage chart showing kWh and cost breakdown

Gas Usage

Gas usage chart showing consumption and cost breakdown

Win Power Bill Disputes in One Tap

Energy retailers rely on estimated readings and clunky portals when disputing bills. EnergydorNZ hands you indisputable, audit-ready proof stored 100% locally on your phone.

  • Timestamped Photo Logs – Add meter photo evidence directly to your report.
  • 100% Private & Offline – Your readings and documents stay on your device. No account required.
  • One-Tap Sharing – Share your audit report by Email or WhatsApp.

✓ The exact evidence needed to challenge overcharges, incorrect estimates, and rental disputes.

Professional EnergydorNZ energy bill audit report export EnergydorNZ app timestamped photo proof and meter log breakdown

Frequently Asked Questions

Answers to common questions about New Zealand power bills, line charges, daily fixed rates, and verifying your utility costs.

Why is my power bill so high in New Zealand?

Higher NZ power bills are often caused by winter heating spikes, rising daily fixed charges, regional line distribution fees, or power retailer billing errors. EnergydorNZ independently calculates your power bill using your actual kWh usage, daily fixed charge, and GST to verify your charges.

What is the average power bill for a household in New Zealand?

According to official MBIE data, the average Kiwi household pays around $200 to $250 NZD per month ($2,400–$2,600 annually), though winter heating and regional line charges cause significant bill variations.

How can I check if my power company overcharged me?

Enter your retailer's cents-per-kWh rate, daily fixed charge ($/day), and meter readings into EnergydorNZ. It generates an independent breakdown of your expected bill so you can spot line charge mistakes, estimated reading errors, or missing discounts.

Can I calculate my New Zealand power bill myself?

Yes. EnergydorNZ acts as an independent power bill calculator for NZ homes, factoring in variable c/kWh unit rates, daily supply charges, and 15% GST to match your retailer statement.

Does the app work with smart meters and standard meters in NZ?

Yes. Whether you have a digital smart meter or an analog meter, you can log meter readings or capture timestamped photos to maintain an indisputable record of your power consumption.

New Zealand Support