Adobe Acrobat Reader: Sign PDF

A fast, reliable PDF toolkit for reading, filling, and signing documents on the go. Perfect for productivity and business workflows, it lets you review files, add comments, e‑sign forms, and share for feedback in minutes. Enjoy high‑quality rendering, mobile scanning to PDF, and cloud storage integration for seamless, cross‑device work. Ideal for contracts, invoices, manuals, and study materials, this app streamlines document tasks and boosts efficient office collaboration with secure sharing and document tracking.

1. Download the app and sign in with your email or a supported account to sync documents across devices. 2. Open a PDF from your device, email, or cloud storage, then use search, zoom, and page thumbnails to navigate quickly. 3. Tap Annotate to highlight text, add comments, or draw, making reviews and feedback simple. 4. Select Fill & Sign to enter form fields and add your signature or initials, then save a signed copy. 5. Share via link or attachment, manage access and comments, and use scan, organize pages, and export tools for advanced workflows.