21-03-31 Release Update
Key Results and Product Managers are now available to purchase as Add-On features, hooray! 🎉 This will allow all current* plans to have complete access to these two features, without having to upgrade their entire plan.
Just select the App bot on the top right to prompt the slide out, head to the Available and Upcoming tab, and you'll see the option to purchase and add to your current plan.
* Add-Ons are not available to legacy plans.