How-To Guides & Tutorials

Plain-English guides on icons, favicons, image formats, file sizes and GIFs - each one with the free tool that does the job.

3 guides 2 topics Updated Oct 24, 2026

Guides tagged Resize Show all guides

All guides 3

Optimization

Shrink an animated GIF for Discord, X, email or your website without breaking the animation - by size, percentage or exact pixels…

4 min read Updated Oct 24, 2026 Read

Resize

Resize AVIF images by pixels, percentage or file size and keep them sharp - the right quality settings, sizes for responsive webs…

4 min read Updated Oct 24, 2026 Read

Optimization

Sharp on your phone, mushy on Instagram or WhatsApp? Apps resize and recompress every upload. Here is what they do, the sizes to…

5 min read Updated Oct 21, 2026 Read