All tools

Reduce PDF file size by re-rendering pages at an optimised resolution and image quality. Great for email attachments.

Strip colour from a PDF for cheaper printing and smaller files.

Render each page to a flat image so form fields, annotations and layers can no longer be edited or copied.

Strip owner restrictions that block printing, copying or editing, and save a clean unrestricted copy.

Wipe author, title, producer and timestamps from one or many PDFs before you share them. Page content stays untouched.

Validate a JSON file and rewrite it either beautifully indented or fully minified. Invalid files report exactly what broke.

Compress any number of files into a single ZIP archive right in your browser — handy for email attachments and uploads with file-count limits.

Compress JPEG photos to a target quality and optional max width — great for email, web and forms.

Reduce heavy PNG screenshots and exports — keep PNG or switch to WebP for dramatically smaller files.

Re-encode audio at a lower bitrate to cut file size for email, messaging or web upload — with a quality slider you control.

Reduce WAV file size by lowering the sample rate and mixing to mono while keeping an uncompressed WAV container.

Shrink a GIF by reducing its palette and dimensions so it loads fast on mobile and fits messaging size limits.