This application gives a concise introduction to sequences of real numbers. The topics covered are 1 Sequence and subsequence 2 Convergence of sequence 3 Monotone sequence 4 Bounded sequence 5 Cauchy sequence 6 Limit superior and inferior 7 Basic Results It also contains ample number of solved examples and a brief introduction to foundations of Mathematics. It is useful for under-graduate and graduate students of Mathematics. The fetures of this app are 1. Works offline 2. No Ads 3. Dev