AI PDF Compressor
Shrink PDF file size while keeping it crystal-clear for exam portals
Upload PDF
Drop PDF here to compress
PDF · Max 50 MB
Raster mode achieves stronger compression but removes selectable text in output PDF.
How to Use AI PDF Compressor
- Upload your PDF
Click to browse or drag-and-drop your PDF. Files up to 50MB are supported. All processing is done in your browser.
- Select compression level
Choose from presets — "Maximum" (smallest size), "Balanced" (recommended), or "Light" (best quality). Or use an exam preset like "SSC Portal".
- Compress and preview
View the estimated file size before downloading. Check a page preview to confirm quality is acceptable.
- Download compressed PDF
Download your exam-ready PDF. The original file is never modified and never uploaded to any server.
Frequently Asked Questions
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SSC portals typically accept PDFs up to 1MB for certificates and 200KB for photos. The AI Compressor has an "SSC" preset that targets these limits.
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Text in PDFs is vector-based and is not affected by compression. Only embedded images are compressed, and at "Balanced" setting quality remains excellent.
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Yes. The AI specifically targets image-heavy PDFs and uses smart downsampling to reduce file size while maintaining readability at normal zoom.
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Up to 50MB input. Output can be reduced to as low as 10% of the original size in extreme cases.
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No hard page limit. Documents with 100+ pages process fine, though it may take a few seconds longer.