Merge and Split documents.

To ensure GroupDocs REST APIs position as leader of Document Manipulation APIs, we are working hard to introduce new features and APIs for your daily use cases. As we announced earlier, we’re in the process to add a new REST API in GroupDocs REST APIs collection. We’re happy to release first version of GroupDocs.Merger Cloud. It is a universal REST API solution to merge and split a wide range of document formats on any platform, without installing any plugin or software.

What is GroupDocs.Merger Cloud?

While working with documents, sometimes it is a common requirement to merge documents into a single file. You can copy and paste the content directly when the info quantity is not large. But what if it is not that case? You need some automated solution that can merge the documents reliably and accurately. GroupDocs.Merger Cloud is a REST API that not only allows you to join multiple documents, but also manipulate single document structure across a wide range of supported document types. As a developer, you can use it in your application for document merging solution. It supports all common file formats. The supported file types include PDF, Microsoft Word documents, Excel spreadsheets, PowerPoint presentations, plain and formatted text, and a long list of supported document formats.

Here is a complete list of supported features of first version of GroupDocs.Merger Cloud:

Security and Authentication

The GroupDocs.Merger Cloud REST API is secured and requires authentication using an app access key ID (App SID) and app secret (App Key) with JSONweb token authentication. Sign up with to get your AppSID and App Key.

API Explorer

GroupDocs for Cloud REST APIs comes with a web based API Explorer as well. It is the easiest way to try out GroupDocs.Merger Cloud API right away in your browser. It is a collection of Swagger documentation for the GroupDocs.Merger Cloud API. So simply, first you need to sign up with, get APP key and SID and start testing GroupDocs.Merger Cloud REST API in your favorite browser interactively.


GroupDocs.Merger Cloud REST API comes with SDKs for different platforms to use this REST API in your specific project effortlessly. An SDK takes care of a lot of low-level details of making requests and handling responses and lets you focus on writing code specific to your particular project. Please check out our GitHub repository for a complete list of GroupDocs.Merger Cloud SDKs along with working examples, to get you started in no time.

How It Work?

Let me show, how easily you can use features of GroupDocs.Merger Cloud in your application with minimal learning curve. First thing first, sign up with and get App SID and App Key to authenticate your rest API calls, before you proceed.

Merge Documents

We can use REST API method to merge documents of same format either with a REST Client in our code or use GroupDocs.Merger Cloud SDK of our favorite programming language. Here we will demonstrate both ways to merge the documents:

cURL example:

· Get Access Token

· Upload source documents to Storage

· Merge documents

GroupDocs.Merger Cloud SDK for .NET example:

· Create a new project in Visual Studio

· Install GroupDocs.Merger Cloud SDK for .NET NuGet Package

· Use this code to merge multiple documents

What’s Next?

Start a free trial today – all you need is to sign up with the GroupDocs Cloud service. Once you have signed up, you are ready to try the powerful file processing features offered by GroupDocs.Merger Cloud using following resources.

If you have any questions or suggestions, please feel free to write on Forum.