Clue is not currently optimized for multiple accounts on one device, but it is possible. To switch between accounts, please follow these steps:
1. Make sure that both users have a Clue account.
2. Log out of "Account A."
3. Delete the app.
4. Reinstall the app.
5. Log in to "Account B."
6. To log back in to "Account A," repeat the following steps 1-5.