Seriously, try that one.
It lets you edit, adjust time of frames and it is a piece of piss to use.
( Captn Hood-Butter is not dead yet., Thu 14 May 2009, 10:57, archived)

ta
ta
( Badgerfish falling out of the lurk, Thu 14 May 2009, 10:57, archived)

This was
49 frames. I did it on that one. I'm not too good at it yet but I'm getting betterer.
b3ta.com/board/9431699
( Captn Hood-Butter is not dead yet., Thu 14 May 2009, 10:59, archived)