all by use

Use all your camera apps simultaneously with iSight.

Use tags to organize and retrieve all your files.

Use the same bookmarks in all of your browsers.

Use the Toolbar Redesign then you automatically use the New Load Progress.

All-in-one powerful video converter for mac to convert all videos/audios

Use any Bluetooth phone for calls, texting, recording, and more.

Use your iPhone for file storage, data syncing, and more.

Use your Mac as a terminal.

Use your iOS device as a second monitor.

Use your iPad as an external display.