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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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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

What is the relationship between FSPDF_FORM and FSPDF_FORMCONTROL? What about FSPDF_FORMCONTROL and FSCRT_ANNOT?

Updated 26 March 2017
Foxit PDF SDK 5.3
One PDF Form (FSPDF_FORM) can contain more than one Form Field, and one Form Field can contain more than one Form Control (FSPDF_ FORMCONTROL). Form Control (FSPDF_ FORMCONTROL) and Annotation (FSCRT_ANNOT) belong to the type of ...
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How can I print layers which are supposed only to be printed but not displayed?

Updated 26 March 2017
Foxit PDF SDK 5.3
Foxit PDF SDK provides parameter setting to control printing. We can set the parameter “flag” in the interface FSPDF_RenderContext_SetFlags(FSPDF_RENDERCONTEXT pdfRenderContext, FS_DWORD flags) to “FSPDF_RENDERCONTEXTFLAG_OC...
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How can I add an object to FormXObject?

Updated 26 March 2017
Foxit PDF SDK 5.3
FormXObject is one kind of PageObject. So we can call the interface FSPDF_PageObjects_InsertObject to add an object to FormXObject. Note: This article refers to a deprecated version of a Foxit Product. If you are still using Foxi...
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After creating a new FreeText annotation, I called FSPDF_Annot_SetContents to set its contents, and then called FSPDF_Annot_ResetAppearance. But why are the contents not displayed?

Updated 26 March 2017
Foxit PDF SDK 5.3
For a FreeText annotation, it’s necessary to set its default appearance (DA). Calling the interface FSPDF_Annot_SetDefaultAppearance is needed for this task. Usually, we suggest setting up at least FSPDF_DEFAULTAPPEARANCE::font ...
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How can I determine the width and height of a text object before inserting it to a page, which is in order to calculate the starting position more conveniently?

Updated 26 March 2017
Foxit PDF SDK 5.3
Foxit PDF SDK provides the interface FSCRT_Font_GetCharBBox (FSCRT_Font font, FS_DWORD Unicode, FSCRT_RECT * bbox) to get the width and height of a text object. Note: This article refers to a deprecated version of a Foxit Product...
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How can I make WebPDF Viewer run successfully if the front-end of WebPDF Viewer is hosted on a different domain from the back-end?

Updated 26 March 2017
Foxit WebPDF Viewer – Discontinued
If your project which needs to be integrated with WebPDF Viewer is in a different domain from the WebPDF Viewer, you need to copy all the static files (front-end) of WebPDF Viewer into the webapp folder of your project. Also, you ...
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Why there is no signature function when I run the demo?

Updated 26 March 2017
Foxit WebPDF Viewer – Discontinued
It might because the rendering engine is set to JavaScript rendering in the console. The JavaScript Rendering engine does not support any signature feature at present in the demo. Note: This article refers to a deprecated version...
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Why I cannot open a PDF document with password even though the input is a correct password?

Updated 26 March 2017
Foxit WebPDF Viewer – Discontinued
Please make sure to turn on the session function of web container when deployment WebPDF Viewer since WebPDF Viewer need to cache user session. Note: This article refers to a deprecated version of a Foxit Product. If you are stil...
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Why is the number of pages of the output file more than that of the original file in WebPDF Viewer when I print the output file? How do you solve it?

Updated 26 March 2017
Foxit WebPDF Viewer – Discontinued
The print configurations are not the same for different browsers. Therefore, we suggest setting the correct layout, paper size, and margins before printing. Note: This article refers to a deprecated version of a Foxit Product. If...
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