Crundale, are you on drugs? ACROBAT is cheap, but you get what you pay for as it is very limited.
Grabber. Aircrews does everything, only not very quickly and not at the same time. It is probably the most expensive system on the market and by no means the best.
Court is still out on AIMS vs RM. If you speak to 5 different people you will get 5 different answers. At the end of the day it will probably depend upon the bean counters. Both are pretty decent systems