CEO here! (Dustin)

We've actually been live since about October of 2018, but when we first launched we were iOS-only. Our app store link with ratings/reviews:
https://apps.apple.com/ca/app/newton-no-fee-crypto-trading/id1370504122

We're also very active on reddit and I'm never shy about jumping into discussions, which you can see here:
https://www.reddit.com/user/quackmeister

Happy to answer any questions you folks may have about us.