Learning C gives a easy way to learn C language with below key features- ★ Learn offline anywhere, any time. ★ Simple and cool interface. ★ Make favorite your topics to quick review. ★ Change font size as as easily readable for you. ★ Categorized all topics in three part. - Basics of C - Advance Topics - Programs in C - Questions Answers for interviews Overall its a good app for beginners and interviewees.