Mobi DB Database Designer Is one of those apps where you really make life easier for yourself, or work with clients if you're an office worker. Besides, you will easily be able to manage all contact data. This is a very diverse database in which to store contacts, and you can make lists of tasks with many add-ons and items. Also, if you work in a team, or you just need to throw the job to another device, you can save all your projects in the cloud and share them with friends.