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Compress PDF to 100KB — Free

Reduce your PDF to under 100KB for SSC, Railway, and state govt portals. Free, instant, no signup.

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Click or drop PDF here

Max 50MB

📊 Choose compression level:

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Low

Maximum compression
Smallest file size
72 DPI images

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Medium

Best balance
Good quality
Recommended ✓

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High

Best quality
Less compression
For printing

⚡ Medium — Good quality at smaller size. Best for most uses (govt portals, email, college submissions).

Compressing your PDF...

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Done!

💡 How much can a PDF be compressed?

📸 Image-heavy PDF (photos, scans) → can reduce by 50–80%

📄 Text-only PDF (Word converted) → only 5–15% reduction possible

ℹ️ If your PDF still doesn't reduce enough, it is mostly text-based. Try splitting it into smaller parts or removing unnecessary pages.

Frequently Asked Questions

Can every PDF be compressed to 100KB?

Scanned documents and image-heavy PDFs can usually be compressed to under 100KB using Low setting. Text-only PDFs have limited compression — typically only 5–15% reduction.

Which setting gives smallest file size?

Select Low compression — this uses maximum compression (72 DPI, quality 30) and gives the smallest possible output.

My PDF is 5MB — will it compress to 100KB?

If it contains scanned images, yes — typically 90–95% reduction is possible. If it is a text-only PDF, it may only reduce to 4–4.5MB.

Which exams require PDFs under 100KB?

SSC CGL/CHSL, Railway RRB/NTPC, and most state PSC portals require documents under 100KB.