Scan Documents
Multi-page camera scanner with filters (B&W, Contrast, Bright, Sepia). Auto-detect edges and create crisp PDFs.
Your Documents. Your Device. Private.
Sign Docs : PDF Prime Boost — Scan, sign, edit, convert, and organize PDFs. 100% on-device. No accounts. No cloud. No tracking. Completely free.
📱 iOS & Android
🔒 Privacy First
💰 100% Free
⚡ Offline
No account required • Works offline • Your data never leaves your device
Scan
Sign
Edit
Convert
Merge
Compress
OCR
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Everything You Need. On Your Device.
17+ professional PDF tools. Zero compromises on privacy.
Sign & Fill Forms
Draw signatures once, tap to place anywhere. Fill text fields, add dates, initials. True form filling, not drawing.
Edit PDFs
Add text, watermarks, page numbers. Crop margins, grayscale, flatten. Real page editing, not image overlay.
Organize Pages
Merge, split, rotate, reorder, duplicate, delete pages. Remove blanks. N-Up layouts. Full page control.
Convert Formats
Image → PDF, PDF → Image (PNG/JPEG), PDF → Text (OCR), Word → PDF (DOCX). Batch conversion supported.
Compress & Protect
Reduce file size without quality loss. Password protect with AES-256. View PDF metadata and properties.
Smart Library
Folders, tags, favorites, multi-select, search, thumbnails. On-device AI for categories, duplicates, quality.
Privacy by Design
No accounts, no cloud, no ads, no analytics, no tracking. Documents never upload. Network only for sharing.
No Accounts
Start using immediately. No sign-up, no email, no password.
No Tracking
Zero analytics, no Firebase, no crash reporting. Your usage is yours alone.
No Cloud
All processing happens on your device. Files never leave your phone.
Works Offline
Full functionality without internet. Scan, edit, sign anywhere.
100% Free
No subscriptions, no in-app purchases, no hidden costs. Ever.
Secure
AES-256 encryption for protected PDFs. You control your data.
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Join thousands of users who trust PDF Prime for private, powerful document handling.