We use our own tracker at http://www.timmyontime.com http://www.timmyontime.com . Actually, this is not a bug tracking app but a project monitoring one. We have

We use our own tracker at http://www.timmyontime.com http://www.timmyontime.com . Actually, this is not a bug tracking app but a project monitoring one. We have a concept of "notes" and they can be anything you want : bugs, todos, ideas, etc. With that app, a bug becomes a task and you can do time-tracking on that task or comment on it.