PDF Editor: A1 PDF 4+

Read or edit PDF files easily, highlight and annotate them for unified note-taking, fill forms, and effortlessly create, and add notes across all your devices. Our app goes beyond a simple PDF reader – unlock unlimited possibilities with A1 PDF Editor Premium features (free trial included!).

Work with PDF Files Seamlessly Across Devices

Try all the Premium tools free for 3 days and experience the power of A1 PDF Editor on all your Apple devices. Edit, sign, scan, and manage unlimited PDF documents from anywhere, revolutionizing your mobile workflow.

Scan Paper Documents to Secure PDFs

Turn physical documents into universally readable PDF files using your device's camera. Advanced scanning technology ensures your scanned PDFs look professional (automatic perspective correction, color adjustments, intelligent cropping).

Effortlessly Annotate and Comment on PDFs

Leave feedback directly on your PDF files. Use customizable sticky notes and intuitive drawing tools. Highlight key passages, add text boxes for in-depth comments, and respond to existing annotations. (Apple Pencil support on iPad Pro for enhanced precision).

Sign and Fill Out Any PDF Forms

Quickly complete and fill PDF forms by effortlessly typing text into designated fields. Our app also allows you to electronically sign documents using your finger or Apple Pencil for a secure and streamlined signature experience.

Share, Export, and Collaborate on PDF documents

Invite colleagues or clients to collaborate by effortlessly sharing PDF files via email, link, or text message. Set permission levels for recipients, allowing them to view, edit, or sign the document according to your needs. Print, fax, or convert Word to PDF, Excel to PDF, and PowerPoint formats for maximum flexibility.

Convert Documents to PDF

Seamlessly convert your important files including Word documents, Excel spreadsheets, presentations, images (JPG/PNG), and even plain text documents (TXT) into universally readable PDF documents in just seconds.

Work with PDF Files Offline

Turn on offline mode to work on your PDF docs without interruption. View, edit, and even sign documents without an internet connection. All changes made offline will automatically sync when you're back online.

Unlock the Full Potential with a Free Trial

Experience all the premium features of A1 PDF Editor free for 3 days! Choose a subscription plan that best suits your needs and cancel anytime without obligation.

Please note: Subscriptions are charged through your App Store account. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. Manage your subscription through your App Store account settings after purchase.

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