According to a Forrester report, the public cloud market is expected to reach $191 billion by 2020, from $58 billion in 2013. Cloud applications, projected at $133 billion in 2020, are leading this growth; cloud platforms will generate $44 billion in revenue by 2020; and cloud business services will come in at $14 billion. Billion Dollar Unicorn Apttus is one of the many startups to benefit from the growth in the cloud applications market.