When your Mac is full, see what is using the disk space. Big files are colour-coded green, yellow or red by how safe they are to delete, and you can back up the ones you keep to an external drive or Google Drive. Free, and it never deletes anything itself.

Write or import a script, then prompt on this screen or pair an iPad privately—no account required.

Thumbs makes YouTube, Shorts and Reels thumbnails. Nothing ever uploads.

Turn any location into a smooth, downloadable map zoom animation for your videos.

Drop a CSV or Excel file and turn it into a dashboard. Nothing leaves your browser.

Find the best deals, anywhere. Search across National retailers and local stores.

See the hidden EXIF metadata in a photo, including GPS location and serial numbers, then download a clean copy. Nothing is uploaded.

If you use Glowforge or other lasercutting software converting images to SVG might be helpful.

The fastest way for teachers to create, share, and grade online quizzes.

Work together to eliminate the imposter to win.

Build multiple sets, add and delete terms, study anywhere.

Technology Blog covering AI tools, coding workflows, and tech ed.

Create classes, add students, build random lists and pairings.

Enter names and get a fair random draft order in one click.

Try live, beginner-friendly API examples and download the complete source files.