# Tween engines on flash player MAC

**URL:** <https://forum.kirupa.com/t/tween-engines-on-flash-player-mac/141017>\
**Category:** Uncategorized\
**Created:** [March 16, 2005, 10:05am UTC](https://forum.kirupa.com/t/tween-engines-on-flash-player-mac/141017 "2005-03-16T10:05:54Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![jupiter](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/jupiter/32/827_2.png) [@jupiter](https://forum.kirupa.com/u/jupiter)\
**Post date:** [March 16, 2005, 10:05am UTC](https://forum.kirupa.com/t/tween-engines-on-flash-player-mac/141017/1 "2005-03-16T10:05:54Z")

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Can someone explain me why flash player on MAC dosen´t handle well to many tweens at the same time, I tried using laco tween engine and MC Tween, so far this last is the best, but the performance is so bad on mac, why this happens?

thanks