It’s possible I misremembered and got the apk from their website or github. Doesn’t change anything though.

I just went back though my emails, I got a reply email from their CTO promising to look into it and they would get back to me, but they never did.

It used to be

If you just have to talk from many devices to the one server sure, but Tailscale sure makes it easy for many to many. Also if a direct connection is impossible (e.g. firewall of china, CGNAT etc) tailscale puts a relay server in the middle for you.

I can’t. I tried it first and installed it on my phone from f-droid. After opening it up, it connected to an already existing network with other people’s old machines from years ago on it. I was horrified.

So then I tried to delete my whole account and couldn’t due to an error. I sent them an email about it and they took like two weeks to respond.