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File & Image ToolsFree online tool
Reduce document file size by re-rendering pages to compressed image streams with selectable quality directly in your browser.
Choose your file or image, set any options, then create your result.
Use the controls above, check the result, then copy or download it when available.
Desktop tools can optimize PDF vector object trees, whereas client-side browser compression re-encodes pages through HTML5 canvas rendering.
Use this tool whenever you need: Downsizing oversized scanned PDFs, multi-megabyte lecture slides and image-heavy documents for email attachments and portal uploads. It offers a fast, client-side workflow without sign-ups, installation or complex software.
Yes. All processing executes locally in your browser using client-side JavaScript. Your inputs, files and calculations remain private and are never uploaded to our servers.
Preview the compressed PDF before deleting your original copy to verify that fine text and small diagrams remain fully legible. Important note: Client-side compression rasterizes pages into compressed image layers, which may remove the searchable vector text layer and interactive forms.
Create a smaller image-based copy of up to 24 pages. Text selection, links and form fields are not retained.