The available add-ons are a Profit Split Upgrade and Double Time.
The Profit Split Upgrade costs 20% of the plan price and increases the funded profit split from 75% / 25% to 90% / 10%.
Double Time costs 10% of the plan price and increases the Evaluation max time from 30 days to 60 days.
Add-ons are available on the Pro program only.
The Standard program does not allow add-ons.