Docu StopEvery PDF tool you need,
right in your pocket.
Merge, split, compress, convert, sign and edit PDFs in seconds — straight from your phone. No desktop required, no complicated software, no fuss.
Powerful tools, beautifully simple
Everything you'd expect from a desktop PDF suite — reimagined for mobile.
Merge & Split
Combine multiple PDFs into one, or split a document into exactly the pages you need.
Compress
Shrink heavy PDFs and images to a fraction of their size without losing quality.
Convert Anything
Word, Excel, PowerPoint, images and HTML to PDF — and PDF back to Word, JPG, text or Markdown.
E-Signatures
Send documents for signature, track signers in real time and download certified, audited copies.
OCR & AI Summaries
Turn scans into searchable text and let AI summarize long documents in seconds.
Protect & Unlock
Password-protect sensitive files, unlock your own encrypted PDFs and add watermarks.
How it works
From file to finished in three taps.
Pick a tool
Choose from 30+ PDF and image tools on the home screen.
Add your file
Select from your device, camera roll or paste a link.
Save & share
Your processed file is ready instantly — save it or share it anywhere.
Why people choose Docu Stop
Fast by design
Cloud-powered processing means even large documents finish in seconds, not minutes.
Private by default
Files are processed over encrypted connections and automatically deleted after processing.
One app, every tool
Stop juggling five different apps — Docu Stop handles PDFs, images and signatures in one place.
Chain tools together
Merge, watermark and compress in a single flow — one upload, one perfect result.
Ready to take control of your documents?
Download Docu Stop and turn your phone into a complete PDF workstation.
Coming soon to the App Store & Google Play