GroupDocs is described as 'web-based service for online document sharing, collaboration and management' and is an app in the Office & Productivity category. There are more than 50 alternatives to GroupDocs for a variety of platforms, including Windows, Online / Web-based, Mac, Android and iPhone. The best alternative is Google Drive, which is free. Other great apps like GroupDocs are Microsoft OneDrive (Freemium), ownCloud (Freemium, Open Source), Box (Freemium) and MediaFire (Freemium).
Organyze SYNC, a Windows application for desktops and laptops, takes care of the headache of keeping files updated in all locations in today’s fast moving world, where we use multiple computers and devices for work, social activity and fun.
A set a free Windows apps to convert, view & merge Word, Excel, PowerPoint, PDF & more than 100 file formats. It supports documents & image conversion to more than 50 types, view more than 170 types of files, extract images, text, metadata & more.