What? I use changelly alot of times already and I've never lost my coins before, I've change coins from 50$ up to 1500$ on changelly and till date it still works, anyways another one that actually works like changelly and shapeshift is totle
That's good if you never had any problems with them and the same as well.
But there really are some serious concerns that had been tackled by some of their users and they cannot help them. Check their
announcement thread and also their trust feedback and you'll see those people who had problems with them.