PDF Autopen

Sign any PDF in seconds — pay once, no subscription. PDF Autopen lets you sign, initial, date, and fill in documents right on your iPhone or iPad. No account, no cloud, nothing leaves your device. Leases, NDAs, contracts, waivers, permission slips, invoices — open it, sign it, send it back. SIGN WITH A TAP - Save your signature and initials once, then reuse them on any document - Fill in forms by typing text anywhere on the page - Add today's date and check/X marks with one tap - Move, resize, and adjust every mark until it's exactly right - Ink in black, blue, or signature green READ ANYTHING - Full-fidelity rendering of any PDF — contracts, forms, scans - Smooth continuous scrolling with a page thumbnail navigator - Import from Files, the share sheet, Mail, AirDrop, or drag-and-drop on iPad EXPORT WITH CONFIDENCE - Share a clean, flattened, tamper-resistant copy - Your original is never altered - Save to Files or send anywhere PRIVATE BY DESIGN - Works completely offline - Everything happens on your device — your documents never leave it - No account, no tracking, no data collection No monthly fees. No trials that turn into subscriptions. Pay once. Sign forever.