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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.

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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.

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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.

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React Native

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

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Xamarin

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

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WebPDF.JS

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

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Explore further

Recent articles & project samples

How can I programmatically detect color PDF files versus black and white PDF files?

Updated 16 May 2022
Foxit Quick PDF Library
One method is to render each page to an image file and then check each pixel for RGB values not equal to each other. If R=G=B for each pixel then it's a grayscale image. This should allow you to determine if a PDF file is color or...
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How do I create an InstanceID in Foxit PDF Library Lite?

Updated 16 May 2022
Foxit Quick PDF Library
Foxit Quick PDF Library Lite is an ActiveX and so does not require an Instance ID. The Instance ID is only required by the DLL edition of the commercial version of Foxit Quick PDF Library. In addition, you do not need to...
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Foxit Quick PDF Library and Mac Xcode Projects

Updated 16 May 2022
Foxit Quick PDF Library
Several sample projects are provided with the download files for the Dylib edition of Foxit Quick PDF Library for Mac OS X. We recommend that you start your evaluation of Foxit Quick PDF Library on Mac using these sample proj...
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Programmatically render PDF files in Windows Forms with .NET and C#

Updated 16 May 2022
Foxit Quick PDF Library
Foxit Quick PDF Library can render a PDF as an image so that you can place it in your .NET application. Sample code using C# is provided below. private void Form1_Load(object sender, EventArgs e) { // Remember to initialize t...
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Add visual digital signature to a PDF programmatically

Updated 13 October 2023
Foxit Quick PDF Library
Foxit Quick PDF Library lets you add visual digital signatures to PDF files programmatically with a few simple lines of code. It lets you sign existing signature form fields or will automatically create a signature form field...
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Control the compression of JPG images during conversion to PDF

Updated 16 May 2022
Foxit Quick PDF Library
The quality level of JPG images during conversion can be controlled using the SetJPEGQuality function. A number between 1 and 100 indicating the quality of the image. The higher the value, the better the image quality, but the lar...
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Adobe Reader Extensions / Usage Rights

Updated 13 October 2023
Foxit Quick PDF Library
Adobe LiveCycle Reader Extensions (also known as Adobe Reader Extensions or Reader Extensions or Usage Rights) enables PDF forms designers, using either Adobe LiveCycle or Adobe Acrobat, to unlock hidden features in Adobe Reader s...
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Programmatically insert pages from one PDF file to another PDF file

Updated 16 May 2022
Foxit Quick PDF Library
There are two different ways that this can be done depending on your exact requirements. I've included details of two different scenarios below as well as some sample code. Scenario #1: You want to extract various pages from an ex...
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Render a PDF as an image with an asymmetrical DPI

Updated 16 May 2022
Foxit Quick PDF Library
The current rendering engine is set up to use the same DPI setting for both the horizontal and vertical axis. So it isn't possible to render an image with an asymmetrical DPI, however, it is possible to get the same effect though ...
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