Synder: Scanner, PDF, Compress

Synder is a document scanner, PDF studio, and all-in-one everyday tool —
built privately from the ground up. Everything is processed on your device: no ads,
no trackers, no uploads.

PRO-GRADE SCANNING
• Automatic edge detection & perspective correction — smooth, clean results
• Multi-page scans with filters: Magic, Black & White, Grayscale, Vivid
• Share as PDF, image, or ZIP — no watermark, forever
• OCR reads document numbers & expiration dates automatically

PDF STUDIO
• Convert images to PDF (original or A4 size) or PowerPoint slides
• Merge, split, rotate, and compress PDFs
• Convert PDF pages to crisp images
• Convert Word documents (.docx) to crisp PDFs
• Sign or scribble on PDFs/images directly with your finger

EVERYDAY TOOLS
• Extract text from any photo — signage, receipts, screenshots (OCR)
• Voice to text — instantly convert your speech to writing
• Smart receipt scanner with expense tracking & subscription reminders
• QR scanner (with flashlight) & QR creator (WiFi, contacts, (link)
• Business cards → Contacts with one tap
• Compress images with the best quality to your target size
• ZIP any file, or extract its contents • Remove background (beta)

PRIVATE BY DESIGN
• AES-256 encrypted vault for documents, receipts, and notes
• Face ID/fingerprint & PIN lock, block screenshots
• All processing (OCR, scan, voice, background removal) happens on the device
• Your files never leave your phone