PSPDFKit Instant
Real-time Document Collaboration SDK
With PSPDFKit Instant, it’s easier than ever to add real-time collaboration, efficient synchronization, offline support, and data security to your apps. Instant is made especially for PSPDFKit, and works extremely fast.
Features
What You Get
Self-Hosted
PSPDFKit Instant deploys within your existing infrastructure — you retain complete control over your data.
Secure Authentication
Using industry-standard JWT allows for easy integration with your existing authentication system.
Real-Time Collaboration
Sync document edits, text highlights, and annotations across Android, iOS, and web devices in real time. Try it!
A Smarter Sync
PSPDFKit Instant only syncs changes, allowing for a smooth experience, even when working with large PDF documents.
Easy Integration
PSPDFKit Server provides a straightforward JSON-based API to access and update annotations.
Flexible Deployment
Packaged as a Docker container, PSPDFKit Instant deploys to AWS, Azure, Google Cloud, or your in-house server infrastructure.
Free 60-Day Trial
Download PDF Collaboration SDK - Instant by PSPDFKit and try it in your app today.
Architecture
Overview
PSPDFKit Instant consists of two parts: the server backend and the client frameworks. The PSPDFKit Server backend manages authentication and synchronizes documents and annotations. The PSPDFKit Instant mobile and web frameworks integrate into your app and communicate with the Server backend.
PSPDFKit Server
The server is delivered in a Docker container and provides a JSON-based API for easy integration with your existing infrastructure. It handles syncing documents and annotations automatically.
PSPDFKit Instant Frameworks
The frameworks for iOS, Android, and web connect your app to PSPDFKit Server. Enabling Instant is a simple matter of adding the framework to your app.
The PSPDFKit Advantage
Why PSPDFKit
We want you and your apps to be successful. Our team works hard to ensure development with PSPDFKit is the best experience possible.
Easy to Set Up
It’s easy to get started with PSPDFKit, which gives you time to focus on making your app great!
Cross-Platform
The PDF features you need on every platform — from viewing and annotations to editing across mobile, desktop, and web.
Battle-Tested
Our products are built to perform and used in some of the most demanding environments.
Great User Experience
Built with smart, simple design that’s easy to use and navigate, providing the best user experience on the market.
Customizable
Ready to go out of the box, but with a rich API enabling customization of every detail.
Secure
Built using the latest and best security practices and trusted by government, military, and medical organizations.
Fully Documented
PSPDFKit comes with extensive documentation, guide articles, and sample projects.
Human Support
If you ever need assistance, you get direct access to the engineers who built the product.
Get In Touch
If you think PDF Collaboration SDK - Instant by PSPDFKit could be for you, our team will help find the best solution for your project.