This is information I received from Jepp's tech support less than a week ago:
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As per our telephone conversation, here is some additional information about our Mobile TC app for Android:
Hardware: Samsung Galaxy Tab 10.1" and 8.9" tablets, as well as the Google Nexus 7. Other models and sizes may work, but have not been tested and may exhibit chart rendering problems. Phones are not supported.
Software: Honeycomb (3.X), Ice Cream Sandwich (4.0) and JellyBean (4.X) operating systems
Storage: WW coverage will use approx. 700 MB of storage space.
We have tested with the following devices, which are the only ones supported at this time:
Motorola Xoom MOTMZ600
Samsung Galaxy Tab GT-P7310MA
Samsung Galaxy Tab GT-P7510UWGR
Samsung Galaxy Tab SGH-1987
Samsung Galaxy Tab SCH-1905
Acer Iconia Tab A500
Nexus 7 ME370T
Samsung Galaxy II GT-P5113 (Costco)
Other models may work, but have not been tested and may exhibit chart rendering problems.