Ideal Weight Calculator

Four classic formulas — Devine, Hamwi, Robinson, Miller — plus frame adjustment.

100% private — no uploads Free & unlimited Read tutorial

See how it works

Watch a quick simulation of this tool in action — no file needed.

How to use Ideal Weight Calculator

Follow these steps — everything happens instantly in your browser.

  1. 1

    Step 1. Pick your biological sex.

  2. 2

    Step 2. Enter your height in cm.

  3. 3

    Step 3. Select your frame size (small, medium, large).

  4. 4

    Step 4. Read the frame-adjusted Hamwi weight plus the other three formulas.

Why use this tool

Private by design

All processing happens locally in your browser. Open DevTools → Network and you'll see zero file uploads. Ever.

Instant

No upload wait, no queue, no server round-trip. Results appear the moment you drop a file.

Free & unlimited

No accounts, no watermarks, no daily caps. Use it as many times as you like, forever.

Works everywhere

Desktop, tablet or phone — every tool is responsive and installable as a PWA for offline use.

Frequently asked questions

Everything you might want to know about ideal weight calculator.

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Want to learn more?

Read our complete Ideal Weight Calculator tutorial with tips, use cases, and FAQs.