All Tiki-based websites are fully usable in all screen sizes, from mobile phones and tablets to laptops and desktop displays. Tiki's mobile-device support has evolved as the underlying technology progressed.
Mobile views were first available in Tiki 1.7, thanks to the power of the HAWHAW library. This was limited to wiki pages, articles and forums. Other Tiki areas and authentication were not supported. Here are examples of small font size view and magnified version:
Useful links (out of date):
What is supported from the wiki syntax?