Spotify has introduced a new subscription for couples living in the same household to share a single subscription between two accounts. Called the Spotify Premium Duo plan, it is basically a version of the family plan for just 2 people. For a monthly cost of $13, two individuals can have their own separate accounts and don't have to deal with the recommendation algorithm going wild with two different music preferences. The Duo plan basically works the same way as family plan, where Spotify requires you to have the same address for all involved accounts. Of course, just as is...
Source: https://www.gsmarena.com/spotify_premium_duo_plan_allows_two_accounts_to_share_one_subscription-news-44052.php