✍️ Sign PDF in seconds with AI Signature. Scan paper into PDF, merge files into one, split a big document and add a stylish signature — PDF editor - AI file signature does the whole paperwork job on your phone.

🚫 No printer. No scanner. No laptop. Six tools that cover almost everything people actually do with a PDF file: scan it, merge it, split it, sign it — and make the signature look good.

🤖 AI SIGNATURE
Draw your signature once with a finger and let AI clean it up: smoother strokes, even thickness, no shaky lines, transparent background. What you get back looks like a pen on paper, not a doodle on a screen.
✔️ Draw once, reuse forever
✔️ AI refines your handwriting into a clean, professional sign
✔️ Transparent background so it sits naturally on any page
✔️ Save several signatures and initials for different documents
✔️ Redraw and refine until it feels like your real signature

🎨 STYLISH SIGNATURE
Don't like your own handwriting? Type your name and pick a style.
✔️ Dozens of handwriting styles to choose from
✔️ Adjust size, thickness and color
✔️ Generate a stylish signature in one tap
✔️ Preview it on the real document before you commit
✔️ Switch styles anytime — nothing is locked in

🖋️ SIGN PDF
Place your signature exactly where it belongs and send the file back.
✔️ Drag, resize and rotate the signature anywhere on the page
✔️ Add initials, date and text next to the signature
✔️ Fill and sign forms without printing anything
✔️ Sign on any page, as many times as you need
✔️ Files are processed on your device

📷 SCAN TO PDF
Turn your camera into a PDF scanner.
✔️ Scan contracts, invoices, receipts, forms and notes
✔️ Automatic edge detection and perspective correction
✔️ Removes shadows and glare for a flat, clean page
✔️ Scan many pages into one single PDF
✔️ Color, grayscale and high-contrast document filters
✔️ Retake a single page without redoing the whole batch

🔗 MERGE PDF
Put scattered files back together.
✔️ Merge multiple PDF files into one PDF document
✔️ Arrange the order before merging with drag and drop
✔️ Combine scans, downloads and photos into a single file
✔️ Rename the merged document before saving
✔️ No page limit on what you can combine

✂️ SPLIT PDF
Break a heavy document down to only what matters.
✔️ Split a PDF by page range, by every N pages, or into single pages
✔️ Extract selected pages into a brand new PDF
✔️ Delete, rotate and reorder pages
✔️ Preview every page before you split
✔️ Keep the original file untouched

💡 HOW PEOPLE USE IT
📄 Sign a contract on the way to a meeting and send it before you arrive
🧾 Scan a stack of receipts and merge them into one file for accounting
📚 Split a 200-page report and send a client only their 3 pages
🏦 Fill in a school or bank form on your phone instead of printing it
💼 Add a stylish signature to a proposal so it looks finished, not forwarded
🎓 Merge lecture notes, scans and screenshots into one study file

⚡ BUILT TO BE FAST
✔️ Opens straight into the tool you need
✔️ Works offline — no internet needed to scan, merge, split or sign
✔️ Documents stay on your device unless you choose to share them
✔️ Share by email, chat or any app in one tap
✔️ Light on storage, light on battery

❓ QUICK ANSWERS
Do I need an account? No. Open PDF editor - AI file signature and start signing.
Will my signature look fake? AI Signature keeps your real handwriting and only cleans it up.
Can I sign a scanned paper form? Yes — scan it, sign it, share it, all in one flow.
Can I undo a split or merge? Your original file is never overwritten.

📌 Scan, merge, split, sign PDF and create a stylish AI signature — PDF editor - AI file signature puts all of it a few taps away.

💬 Have an idea or a problem? Message us from inside the app, we read everything.