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30KB target for ultra-light signature PDFs? High preset locally scales pages aggressively while keeping stroke clarity. Perfect for SSC/IBPS photo-signature slots.
SSC/IBPS signature slot often 20–30KB — aim 30KB.
100% Safe & Private – files never leave your browser
Browser-based compression via pdf-lib. No upload, no sign-up, instant.
or click to browse from your device
Single or multiple PDFs • No file size limit • No signup
Tip: For 30KB, try Medium first — switch to High if still over limit. All processing stays in your browser.
30KB is stricter than 50KB — scan signature on white paper at 200dpi, then High.
Remove color border before upload — white background saves 20%.
Check Saved % badge — if still >30KB, re-scan at lower dpi.
Your Target
30KB
Fits most portals & email
Recommended Quality
Medium
Switch levels in widget until size fits
Privacy
100% Browser-Based
Files never leave your device
Everything for compress pdf to 30kb with Crafex.
For single signature yes — High keeps edges sharp. For full documents, split pages first.
100% private — pdf-lib runs in your browser, never uploaded.
No limits, free forever, no watermark.
Explore other size & exam-specific compressors — all private, same instant widget.
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