4Bell Technology is a leading Android app development company India, 4Bell Technology is bestowed with technically proficient Android developer team that has proved their dexterity in app development for various Android phones and tablets. Our Android app developers have a deep understanding of various libraries required for android development, application framework, Linux Kernel and Runtime execution. We at 4Bell Technology are adept in providing custom android app development services and custom user interfaces with Widget toolbox. We have deep understanding and expertise in developing expedient, business-centric and revenue generating applications. And my developers having proficient experience with APP design, UI / Mockup, Native Android development, SQL Lite, NoSQL, RestFul/SOAP web services, XML/JSON, Java, Eclipse, Android Studio, Android SDK, AngularJS.