Whether it is for quick learning or solo practice, most people these days are turning to mobile apps for convenience. There is an app for almost everything today. With machine learning and data analytics making waves in the world, it is, therefore, no surprise that data analysts and scientists looking to improve their existing skill set are also turning to their smartphones for a quick solution. In a fast-paced working life, when online or classroom courses can be time-consuming, mobile apps are convenient and can be accessed on-the-go.

So, if you have no time to go to classes or sit in front of your laptop for long training hours, try some of these useful and powerful alternatives: