All Tools.

Developer-focused, browser-based utilities for designers and engineers, running entirely inside your web browser.

Measure angles with an interactive protractor, live camera, image upload, or spirit level. Export annotated PNGs.

Compress and optimize animated GIF files. Adjust lossy levels, colors, scale, and skip frames dynamically.

Securely redact sensitive info from PDFs and images. Features smart text tap, image detection, and metadata stripping.

Convert PDFs and images to true monochrome black and white for optimal laser printing. Adjust threshold and contrast.

Measure tilt, pitch, and slope in real time using your device's built-in accelerometer. Features relative calibration and digital bubble display.