This term from 0data apps could be improved to focus less on technical function and communicate:

• a sense of ownership and control
• that information from multiple sources are brought together in one place
• that data leaves the browser and is stored on a server

ideas

Feel free to send me suggestions.

• personal data store

• bag of holding

• data home

• data hub

• personal cloud

• movable cloud

• nomadic cloud

• e-data

• flexible cloud

• home cloud

• email

• bring your own storage

• autonomous cloud