Measure anything from a photo

Take a photo, calibrate a known rectangle, and measure any distance in the scene. Works offline, no account required.

Features

Measure from any photo

Load a photo from your camera, gallery, or a URL and measure real-world distances.

Perspective calibration

Place a quad over a known rectangle to calibrate perspective and get accurate measurements.

360° panoramas

Supports equirectangular projections for measuring in 360° photos.

Works offline

Everything runs in your browser — no server, no upload. Your photos stay on your device.

Installable PWA

Install it on your phone or desktop for a native app experience.

Share measurements

Share a link or QR code with your measurements embedded.

How it works

  1. 1

    Load a photo

    Drop an image, take a photo, or paste a URL.

  2. 2

    Calibrate

    Align the quad corners to a known rectangle and enter its real dimensions.

  3. 3

    Measure

    Draw segments anywhere in the image to get real-world measurements.

Ready to measure?

No sign-up, no install — just open the app and start measuring.

Open App