Convertissima vs Squoosh
Both run in your browser with no upload. Squoosh specializes in single-image compression and codec tuning; Convertissima adds batch conversion, multi-size ICO favicons, GIF/SVG output, and PDF to Word.
Read the comparison →Comparisons
How Convertissima compares
Convertissima is a free, browser-only converter: your files never leave your device, there is no account, and there is nothing to install. These pages compare it honestly with other popular tools so you can pick the right one for the job.
Side-by-side comparisons
More are on the way. Each one is written to be accurate, not promotional.
Try it yourself
No sign-up, no install, no upload. Convert images or turn a PDF into an editable Word file right now.