About Add-On Products...

Add-On Products improves scheduling and distribution of information for Microsoft users worldwide. As an industry leader in developing add-on functionality, such as group calendars, for Microsoft Exchange and Microsoft Outlook, we also offer custom-made solutions for our clients. Listening to clients and analyzing market trends closely have given us an edge in developing award winning solutions that are saving our users time and money.


The Add-On Bulletin is your free Microsoft compatible add-on online reference! New products, product upgrades, user-friendly advices, and special offers will be posted in the bulletin. Stay connected with your free online Add-On Bulletin.

More than 400,000 clients in over 20 countries rely on our solutions to serve their employees and customers. From small businesses to large international organizations, all clients value the results from having more effective communication with Add-On Products solutions.

To purchase an Add-On Product solution or to inquire about a custom-made solution, please click for a reseller near you or phone Add-On Products directly on:

EU: +45 79 44 70 00
US: +1 (905) 655-9262

Contact Add-On Products’ European or North American support centers for you technical questions by clicking here.

View some of our references here

Please click for a reseller near you