I went super niche with an iOS vehicle counting board for civil engineers to conduct intersection studies, https://apps.apple.com/us/app/traffic-count-tmc/id155

I went super niche with an iOS vehicle counting board for civil engineers to conduct intersection studies, https://apps.apple.com/us/app/traffic-count-tmc/id1553635289 https://apps.apple.com/us/app/traffic-count-tmc/id1553635289 I never did any advertising and it was gaining traction, but lately plateaued at a handful of downloads / day. Not sure where would be a good place to spread the word haha.