Like, during, a tournament?
No. I always figured there was no way I could enter the info fast enough. But I used to run quizzes using SNGWiz so that I could get a feel for what the software would tell me. It doesn't take long to get a pretty good feel for what an ICM calculator would tell you.
As an aside, you may already know this, but keep in mind that push-fold software isn't typically going to take into account that, no, that KJo isn't that great, but if you wait until you do get a mathematically correct hand, you may have lost 2/3rds of your stack.