Private · In-browser · Free

Make PDFs smaller.

Drop in your PDFs and Tiny Spark rebuilds them right in your browser. Pick a level, download one file or the whole batch as a zip.

Drop PDFs here, or click to browse

PDF files · up to 50 MB each

One or many
Compress a single PDF or a batch and we'll zip them for you.
Four levels
Tidy up keeps text selectable; Light, Standard and Strong go smaller.
Stay private
Nothing is uploaded. Your documents never leave the browser.