Current SDT18 owners will get to upgrade at a deeply discounted price. SDT21 will be free to you if you purchased SDT18 in the 2021 calendar year. More information in these offers to come.
Setup Developer Tool 2021 comes with all the same helpful advice as SDT18 and more.
- New look and easier to use
- New profile & stats window
- New time format for lap time logger
- New starting setup based on car/track selections
- New track variables for those unique track conditions
- New graph for lap times logged
- Even more descriptive questions and answers
- Helpful hints that provide even more information on each topic
https://store.steampowered.com/app/1617090/Setup_Developer_Tool_2021/