Shrink any PDF up to 85% smaller by re-rendering pages at a lower DPI and quality.
Shrink44 is a free, in-browser tool to shrink a pdf. Shrink any PDF up to 85% smaller by re-rendering pages at a lower DPI and quality.
Because all processing happens locally via the Canvas API, PDF.js and jsPDF, your files never touch a server — and there's no signup, watermark or quota.
Compress your file in under a minute — 100% in your browser.
No signup needed.
Add one or many files.
Quality, target size, resolution or format.
Shrink44 works in your browser.
Save the result or a ZIP.
Designed for fast, private, no-signup file size reduction.
Strong size reduction.
Hit an exact size.
Cap resolution cleanly.
Whole folders at once.
No uploads.
No signup, no watermark.
Yes — 100% free, no signup, no watermark.
No, everything runs in your browser.
Images: JPG, PNG, WebP, GIF, BMP, TIFF. Plus PDF in the PDF tools.
Try one of these focused compressors and guides.
Reduce PDF size up to 85% smaller.
ImageShrink JPG, PNG and WebP images.
JPGOptimize JPEG photos for the web.
PNGShrink screenshots and graphics.
WebPRe-encode WebP for smaller payloads.
Resize4K and social-media presets.
BulkProcess 1000+ files at once.
ConvertPNG↔JPG, JPG↔WebP and more.
Free forever. 100% private. No signup. Files never leave your device.
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