Annotate documents with our apps or build your own custom annotation applications across popular platforms using on premise or cloud APIs.
Native .NET API to efficiently add, edit or delete annotations from documents and images. Supports working with all popular annotation types.
Java file annotation API to comprehensively annotate most common document and image file formats on any operating system with JDK installed.
Work with cURL RESTful document annotation API to quickly annotate PDF, Word, Excel, PowerPoint, Visio, images and many other formats in your applications.
Use annotation RESTful API easily with .NET SDK to add text, watermark, area, point and various other annotation types to 40+ popular file formats.
Add high quality document annotation features to document and image formats with specially designed document annotation SDK for Java.
Add or remove annotations documents online for free.
Free web app to annotate Microsoft Word files online from any device.
Annotate PDF directly from your web browser.