PDF Dog

PDF Dog puts 44 everyday tools in one app: PDF editing, document scanning, GST billing, UPI QR codes, finance calculators and image utilities. Files are processed on your phone, exports carry no watermark, and no account is needed. SCAN Point your camera at any paper and save it as a clean PDF. Automatic edge detection finds the page, filters remove shadows and sharpen text, and built-in OCR turns scans into text you can copy and search. EDIT PDFS Merge, split, organise and compress PDFs. Add watermarks and page numbers, convert text to PDF, and edit existing files. SIGN AND PROTECT E-sign with your finger, redact anything private, and lock or unlock PDFs with a password. CONVERT Doc to PDF, PDF to images, images to PDF, and OCR from image to text. GST INVOICES AND BILLING Create tax invoices, bills of supply, quotations, proforma invoices, purchase orders, delivery challans, credit and debit notes and more - ten billing document types in all. Look up HSN codes and GST rates, make quick bills for walk-in customers, send payment reminders and share a rate card as a PDF. UPI QR Generate your own UPI QR code for your shop, save it as a PNG or print it on A4. Scan and Pay reads any UPI QR and opens it in your UPI app - the payment itself always happens in your UPI app. FINANCE CALCULATORS EMI, SIP, FD, RD, PPF, interest, loan eligibility, currency and margin - eight calculators for quick money maths. Also includes percentage, discount and margin tools for shop work, plus challan check, number plate and insurance helpers. IMAGE TOOLS Compress, convert and resize images, batch OCR, and image to text - all on your device. Built for small businesses, shopkeepers, students and anyone who deals with paperwork every day.