Portable Knowledge offers custom, personalized support for all of our mobile apps. Please email with your issue. You will receive a personal response from one of our developers as soon as we've had a chance to review your issue.

You can also find out more about our mobile apps by selecting below:

Apple iOS Apps
Crosstalk (GoogleTalk / XMPP Client)

Cross-platform Apps
The entire KnowledgeBook series of apps has their own dedicated website