Yes, I made blurweb.app(https://blurweb.app) so far impacted more than 2200+ Professionals/business

Then i launched sendsimple.app(https://www.sendsimple.app) so far impacted few 100 but with sendsimple I want to make cold email marketing as simple as using google sheets.

I am also working on other apps you can find the list here https://twitter.com/indianappguy/status/1429157263353126912