The number of developers currently working on IoT applications has increased 34 percent since 2015 to just over 6.2 million in 2016, according to Evans Data Corp.
In addition, the increase of development for mobile devices, up 14 percent since last year, has led to smartphones being the most commonly connected IoT platform.
For the general developer population, estimates and projections for growth to 2021 show Asia leading--especially in China and India-- with nine hundred thousand more developers than Europe, the Middle East and Africa.
The worldwide developer population will reach 25 million by 2021 Evans Data also predicts.
The number of developers currently creating mobile applications is estimated at 11.9 million, while the number of developers who target Android first is 5.9 milliion, with 2.8 million developing for iOS as a first platform.
In Asia, 2.2 million developers target Android first, while in North America iOS is targeted first.