Do you practice a traditional approach to Continuous Integration, or prefer Feature Branches with Git or Mercurial? Either way TeamCity has got you covered with a wide range of developer-oriented features to take your team's performance to the next level. Whether you develop in Java, .NET or for mobile platforms, TeamCity has the essentials you need to get started in a matter of minutes, right inside the installer package. Whenever you need special additional functionality, choose from over 100 ready-to-use plugins. Or, add custom features by creating your own plugins using the TeamCity Open API. Never feel left alone. Get help from various support channels including a public issue tracker, community forum, and comprehensive online documentation. TeamCity gets smarter as you get bigger. Its licensing model allows you to start completely free, and smoothly expand your server capacities as you need more power. Initially a Continuous Integration server, TeamCity has encompassed all the features you expect from a mature Continuous Deployment platform. Today it is the best choice you can make for both.
Currently CircleCI only provides early, limited access for iOS builds on CircleCI Enterprise that run on their own cloud of macOS machines.Continuous Integration Tools CircleCI (Linux)