Ensure cream cheese and butter are at room temperature.
Beat the cream cheese in a medium bowl until smooth.
Add the softened butter and mix until creamy.
Gradually sift in the powdered sugar, mixing on low speed.
Increase speed to medium and beat until fluffy.
Add the vanilla extract and a pinch of salt, mixing until combined.
Taste and adjust sweetness by adding more powdered sugar if necessary.
For a lighter texture, add a tablespoon of milk and mix.
Use the icing immediately or store in the refrigerator.
Re-whip before using if stored.