Zero now. Was a time when I was making $100/mo from ads on my free Android app (took the ads off, now it's just free as in free) and I sold another Android app

Zero now. Was a time when I was making $100/mo from ads on my free Android app (took the ads off, now it's just free as in free) and I sold another Android app for $2.5k. Those were my first two software projects ever so it was some awesome feedback, convinced me to get a CS degree.