Here is the list of information that Wickr Inc. can hand over if they receive a subpoena asking for data associated with a specific Wickr Me user account:

Date the account was created

Type of device(s) on which such account was used

Date of last use

Total number of sent/received messages

Privacy list mode setting (allow/block list enabled/disabled)

Number of users on the privacy list

Number of external ID’s (email addresses and phone numbers) connected to the account, but not the plaintext external IDs themselves

Limited records of recent changes to account settings such as changes to privacy list mode to block or allow users (does not include message content or routing and delivery information)

Wickr version number

Here is the equivalent list of information that Open Whisper Systems can hand over if they receive a subpoena asking for data associated with a specific Signal user account:

Date and time the account was created

Date of last use