A1 PDF EditorGo-To PDF Editor for iPhone, iPad , Mac & Android.
Go-To PDF Editor foriPhone, iPad & Android.
Edit, annotate, convert, and sign PDFs with the most intuitive PDF editor on all your devices.
Everything You Need for PDFs
Powerful Tools at Your Fingertips. Try Them Today!
Edit PDFs
Annotate PDFs
Markup & Take Notes
Convert PDFs
Sign PDFs
Comment on PDFs
Add Images
Scan PDFs
Fill Forms
Get started with A1 PDF Editor
Reading Experience Reinvented
Enhance your PDF reading experience with powerful annotation tools.
Experience Seamless Book Reading with Powerful Annotations
Elevate your digital reading experience with advanced annotation tools, bookmarks, highlights, and more.
Highlight Important Text
Quickly mark important passages with customizable highlight colors for easy reference.
Underline Key Information
Underline text for easy reference and review later, making important content stand out.
Mark Revisions
Strikethrough text to indicate revisions or outdated information, keeping your documents current.
Add Comments
Insert comments and notes anywhere in your document to add context or reminders.
Highlight Important Text
Mark key passages with customizable highlighters.
Underline Key Information
Emphasize important details and citations.
Mark Revisions
Strikethrough text to indicate revisions or updates.
Add Comments
Insert comments and notes anywhere in your document.
Learn How to Use A1 PDF Editor
Watch our tutorials to master key features and enhance your productivity
Get started with A1 PDF Editor
One Account, Seamless Access Across All Devices
Create a single account to access A1 PDF Editor on your iPhone, iPad, Mac, and Android devices. Maximise each platform's capabilities—enjoy smooth PDF reading on iPhone, enhance annotations on iPad with Apple Pencil, and utilise desktop's larger screen for advanced editing.
Create a single account to access A1 PDF Editor on your preferred platform. Capabilities match across PDF reading on iPhone, Android, smartphones or Mac for seamless editing.
Real-time sync across devices
Continue your work anywhere with our seamless cloud synchronisation. Your documents, edits & annotations, are instantly available on all your devices.
Real-time sync across devices
Continue your work anywhere with our seamless cloud synchronization. Your documents, annotations, and edits are instantly available on all your devices.
Simple, Transparent Pricing
Choose the plan that's right for you
Basic
Essential PDF features for everyone
- View and read PDFs
- Annotate and mark
- Edit text and images
- Convert to other formats
- Fill forms and Sign
- Unlimited file size