Bizness Apps - Create your own app or become a reseller and build apps for others
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
Siberian CMS - Siberian is an Open-Source and Free App Maker. Unlimited Push Notifications. Unlimited features. Fully Customizable. Download it and build your own app now!
Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
Dropsource - Mobile development platform for building native iOS & Android apps
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.