Thanks for your support. Yes it's on the same chain, even if our interface is a bit different, it uses the Steem voting model based on SP.
This is also the same wallet, and the same keys to connect to Steemconnect then Busy. For the beta we will only take posting keys (encrypted), and not allowing transaction until we have our flow totally secured and validated by the Steem core team and the community. That's why everything is released Open source