Toggl is a time tracking app operated by Toggl OÜ, headquartered in Tallinn, Estonia, that offers online time tracking and reporting services through their website along with mobile and desktop applications.

Discover new music, podcasts and listen to your favorite artists, albums, or create a playlist with the latest songs to suit your mood.

Instagram is a social networking app that gives its users the ability to easily share pictures and videos with their friends.

Realmac Software is an independent software company based in Brighton, England.

Quizlet is a mobile and web-based study application that allows students to study information via learning tools and games.

You can learn anything. Expert-created content and resources for every course and level. Always free.

We create apps that are enjoyable and flexible. We're users too, so we know what a good user experience should be. If you're disappointed or frustrated with anything, please let us know. With many years of experience working on many popular apps, our hope is that our experience and passion comes through in everything we do.

Quora is an American question-and-answer website where questions are asked, answered, and edited by Internet users, either factually, or in the form of opinions.

Timehop is an application for smartphones that collects old photos and posts from Facebook, Instagram, Twitter, Phone photo gallery, Google Photos and Dropbox photos and distributes the past.