Gassumo Limited

We magically synchronize tasks, calendars, contacts and documents. Sounds boring, but is useful! You never see our product, just the results.

If you have more than one device or use more than one online calendar service, to-do list or CRM, you need synchronization.

Need more info? Write us at


© Copyright 2013-2014 Gassumo Limited, 2 Woodberry Grove, 130 00 London. Phone +442031290863 . Email . Authors: Soňa Kratochvílová, David Podhola.