Gaaiho PDF - Annotate PDF, Share, Manage

Let Gaaiho PDF handle your mobile PDF needs.

Gaaiho PDF is a free PDF app with unique UI in terms of flat design and original layout. It also has three display modes for you to choose from: list, thumbnail and cover flow, taking mobile PDF reading to a whole new level. With over 20 years of PDF development history, ZEON’s Gaaiho PDF ensures you a high-quality mobile PDF reading experience with a rich array of functions.

PDF Viewing
-Industry-leading document open speed
-View PDF package, comment, attachment and encrypted document
-Free to choose single page view or continuous view. Fit page width or whole page are also available under single page view.
-Day/Night mode adjusts brightness to protect your eyes.
-Click page number, enter a number and go to the corresponding page.
-Fast add and edit bookmark.
-Search the content of the document
-Support text reflow, and keep the original font format for excellent display effects.

Note and Comments
-Use highlight, cross-out and underline to add comment on document with customizable color and opacity.
-Note lets you to add text comment anywhere in PDF
-Use Draw Tools to mark up PDF content with customizable color, thickness and opacity. Move and undo are also supported.
-Batch remove comments

Document Management
-Create folder for better document management
-Move or copy multiple documents to a folder easily
-Select multiple documents or folders to compress, or extract any package quickly
-Rename document
-Select one or multiple documents as e-mail attachment
-Select and delete multiple documents

Online Document Sharing
-Get documents in and out of Dropbox
-Add WebDAV servers to upload/download documents easily
-Access documents in Gaaiho PDF or upload documents from web (permissions adjustable), breaking the barrier between computer and your iPhone

Other Features
-Use “open in” to share PDF files with other applications
-Auto-memorize the point you quitted reading last time
-You may set up an open password for Gaaiho PDF app
-Print document