App Ops is an new app released by color tiger few hours before. App Ops allow you to access the hidden permission control for specific apps in 4.3 and 4.4 versions of the Android. In Android 4.3 and in 4.4 these permission control are present but for some specific reasons these are not avaliable for the user to access it. App Ops is available as free versions and also as pro versions.
In free version you can access the permission control but in pro version it gives more features for the users. The pro version can be buy from the in app purchase, pro version provides notifications of various permissions denied by the your app, automatically deny permissions to all your apps, grant or revoke permission to all apps.
Free version works with accessing your root, but the paid version requires root access. A new permission titled " Wave Lock " is avaliable in the 4.4 version of the android. This prevent the app from wake up the device without permission from the user. Those who struggling with battery problems, App Ops may helpful for you preventing your apps from killing your battery by lively updates.
Develops said they will add or increase more features to this app and asked to keep an eye on their apps. Hope this information might be useful for you in knowing about permission control app. Let us know what you thinking about App Ops, Happy Computing !