---
title: Compare a Utility Rate Notice with the Rate on Your Bill
description: A changed unit rate is easy to miss when a new notice and last month's bill use different units or billing periods.
category: household
last_verified: 2026-10-03
freshness: green
published: 2026-10-03
canonical_url: https://gratis-ai.pages.dev/articles/household-utility-rate-notice-compare.html
companion_app_url: https://gratis-ai.pages.dev/apps/household-utility-rate-notice-compare.html
reading_time_minutes: 7
tags: household, compare, local-first, no-account, everyday100, utility-rate-change, electric-bill-rate, energy-rate-notice, kwh-calculator
---

# Compare a Utility Rate Notice with the Rate on Your Bill

A changed unit rate is easy to miss when a new notice and last month's bill use different units or billing periods.

**Free and complete.** This guide and its companion app are free — no account, no card, and no paid tier. Every implemented feature is available without checkout.

## Who it's for

People organizing this specific task: Lay out user-entered old and new utility rates, fixed charges, and a chosen usage scenario; show the arithmetic difference while keeping taxes, tiers, and provider terms visible as exclusions.

## What's free

- Unlimited editable entries and calculations
- Visible method, metrics, and row-level result
- Copy aggregate summary, download user-selected CSV, print, and opt-in local draft

## Optional paid add-on

This tool has no paid add-on — the free version is the whole tool.

## Sources & verification

- Tool: GratisAI browser-local utility (no AI, account, or upload)
- Primary source: https://www.energy.gov/cmei/femp/purchasing-energy-efficient-residential-central-air-conditioners — checked 2026-10-03
- Last verification: 2026-10-03 (green)

## Use it

- Interactive guide: https://gratis-ai.pages.dev/articles/household-utility-rate-notice-compare.html
- Companion app: https://gratis-ai.pages.dev/apps/household-utility-rate-notice-compare.html
- This machine-readable mirror: /mirrors/household-utility-rate-notice-compare.md

*Generated free at https://gratis-ai.pages.dev/articles/household-utility-rate-notice-compare.html — every guide on GratisAI is a complete, working tool. $0, no account, no card, anywhere.*