Click on the Keeper icon on your browser (and sign in if necessary/prompted to).
Click on Vault.
In your vault click the drop by your name and click on Account.
Here you will see a window pop up for Keeper Family License for Personal Use.
Fill in your personal email address and it will send you a link to a free copy of Keeper Family. This can be shared with 5 total users (including yourself).
You can created shared folders to put common passwords in that the family may all need (such as streaming service passwords).
When you set up this home copy the master password for your home account should not be the same as your work account.