Documentation

Explore the docs

Select your platform

Windows

Developer Guides

API Reference

Web

Developer Guides

API Reference

Collaboration API Reference

PDF Conversion SDK

Developer Guides

API Reference

Mac

Developer Guides

API Reference

Linux

Developer Guides

API Reference

Android

Developer Guides

API Reference

iOS

Developer Guides

API Reference

ActiveX

Articles & Project samples

Latest release

Foxit PDF SDK for

Android & iOS 9.1.0

Foxit PDF SDK for Android & iOS 9.1.0 introduces an optimized voice reader experience with language and voice switching, intelligent handwritten text recognition powered by Google ML Kit, and improved background removal for image signatures in more complex scenarios. It also enhances the PDF viewing experience with a view locking functionality, ink stroke timeout control, and precise area zoom navigation.

Read the release page Read the release page
Solutions

Plug-Ins & Open Source

Cordova

Build native mobile (iOS, Android) apps with HTML, CSS & JS. Target multiple platforms with one code base on our mobile PDF SDK.

Learn More Learn More
Kotlin

Develop Android applications using MobilePDF SDK in Kotlin. Designed to work using Java, MobilePDF SDK can easily be integrated into your development process when working with Kotlin.

Learn More Learn More
React Native

Write with or create components using JavaScript code to develop Android and iOS applications using React Native.

Learn More Learn More
Xamarin

Build and deploy native Android, iOS and Windows apps, using existing skills, teams, and code in C# with MobilePDF SDK.

Learn More Learn More

WebPDF.JS

Develop a full-fledged PDF Viewer for browser environments, all with Javascript. Migrate from PDF.js and experience native-like performance.

Read more Read more
Explore further

Recent articles & project samples

Controlling the precision of numeric values in PDF files

Updated 16 May 2022
Foxit Quick PDF Library
Foxit Quick PDF Library includes a function called SetPrecision which allows you to control the precision of numeric values in PDF files. In a PDF all numeric values are stored as strings. So using a smaller precision would m...
Keep reading Keep reading

Setup Android Studio and Foxit Quick PDF Library

Updated 16 May 2022
Foxit Quick PDF Library
This tutorial demonstrates how to use Foxit Quick PDF Library to create an Android app using Android Studio. If you haven't already downloaded the Android trial then you can do that from the trial here. Setup Android Studio projec...
Keep reading Keep reading

Create an emulator for testing in Android Studio

Updated 16 May 2022
Foxit Quick PDF Library
This article is intended for users of Foxit Quick PDF Library for Android. The Android Virtual Device (AVD) is an emulator configuration that lets you model an actual device by defining hardware and software options to be emulated...
Keep reading Keep reading

Known Issue: Some Greek characters not displayed properly when using Symbol font

Updated 16 May 2022
Foxit Quick PDF Library
Some Greek characters are not shown correctly after creating a PDF from a canvas device context (GetCanvasDC, LoadFromCanvasDC and NewPageFromCanvasDC) when using the Symbol font. If another font such as Arial is used then all of ...
Keep reading Keep reading

Converting Pixels and Inches to PostScript Points

Updated 16 May 2022
Foxit Quick PDF Library
Pages in a PDF use points (1/72 of an inch) as the default measurement units with the origin or the coordinate system at the bottom left corner of the page. So there is a constant 72 involved in calculations when converting to or ...
Keep reading Keep reading

Can I compress my PDF?

Updated 16 May 2022
Foxit Quick PDF Library
A PDF can't be compressed like an image can be compressed. "PDF" is more of a container for various elements. So inside a PDF various things such as image data, font data, content data and so on can be compressed, but these have t...
Keep reading Keep reading

ASP.NET MVC Web Applications and Foxit Quick PDF Library

Updated 16 May 2022
Foxit Quick PDF Library
Foxit Quick PDF Library can be used in ASP.NET MVC Web Application projects to add rich PDF features to web applications. It works in much the same way as it does for regular desktop or server applications. This tutorial is done u...
Keep reading Keep reading

ASP.NET Web Applications and Foxit Quick PDF Library

Updated 16 May 2022
Foxit Quick PDF Library
Foxit Quick PDF Library can be used in ASP.NET Web Application projects to add rich PDF features to web apps. It works in much the same way as it does for regular desktop or server applications. Please note: there i...
Keep reading Keep reading

Merge content from multiple pages into one page

Updated 16 May 2022
Foxit Quick PDF Library
Sometimes it's necessary to customize the content of a document on the fly from templates. There's various different ways this can be done, but one way is to have a template with different content on each page of a document and th...
Keep reading Keep reading