Hangar is described as 'Android app that provides easy, relevant shortcuts in your notification drawer to your most used and relied upon apps' and is a application launcher in the os & utilities category. There are more than 25 alternatives to Hangar for Android, Android Tablet, F-Droid, Kindle Fire and Android SDK. The best alternative is Lawnchair, which is both free and Open Source. Other great apps like Hangar are Trebuchet, Omega Launcher, JINA and Slim Launcher.
Lawnchair is a free, open-source home app for Android. Taking Launcher3 — Android’s default home app — as a starting point, it ports Pixel Launcher features and introduces rich options for customization.
Omega Launcher is a fork of the well-known Lawnchair launcher – a feature-rich and comfortable lawn chair for your Android device. It is highly configurable, and offers you a lot of functionality. Some example features include:
GO Launcher EX - the final choice for 100,000,000+ people! User voted best Android Launcher! Download it now to enjoy 10,000+ themes and experience the super speedy and smooth operation provided by powerful 3D core!