Only games that meet the following thresholds qualify for the Unity Runtime Fee:
Unity Personal and Unity Plus: Those that have made $200,000 USD or more in the last 12 months AND have at least 200,000 lifetime game installs.
Unity Pro and Unity Enterprise: Those that have made $1,000,000 USD or more in the last 12 months AND have at least 1,000,000 lifetime game installs.^
So, if you have the Pro or Enterprise that most studios have, they should have more than 1 million Revenue in the last year AND have more than 1 million game installs.
Unity Personal and Unity Plus: Those that have made $200,000 USD or more in the last 12 months AND have at least 200,000 lifetime game installs. Unity Pro and Unity Enterprise: Those that have made $1,000,000 USD or more in the last 12 months AND have at least 1,000,000 lifetime game installs.^
So, if you have the Pro or Enterprise that most studios have, they should have more than 1 million Revenue in the last year AND have more than 1 million game installs.
https://blog.unity.com/news/plan-pricing-and-packaging-updat...