It is because greenify is not supported for android 2.3 (gingerbread ) i.e Cm7.2 . You can use greenify only if the android version is 4 or above
Thank you! :)
Is there any app like greenify?
You use this ROM? :)...
XDA Developers was founded by developers, for developers. It is now a valuable resource for people who want to make the most of their mobile devices, from customizing the look and feel to adding new functionality. Are you a developer? | Terms of Service