Best day to launch on Product Hunt?

Depends on the goal. Tuesday, Wednesday, or Thursday generally bring higher engagement and traffic on the platform. Maximized visibility and potential traffic. Launching on the weekend can lead to lower competition, increasing the chances of becoming the top product of the day, albeit with less traffic.

MID-FEB is.

The best online traffic on PH is Wednesday and Thursday. It happens that top products can launch and beat out the competition for the top product of the day.