All posts by Indrajit Chakrabarty

Indrajit Chakrabarty

Indrajit Chakrabarty wrote on

Indy is a co-founder of AppInstruct. He is an experienced systems architect and software engineer, with a Masters in Computational Physics. Indy recently wrote Microsoft's textbook in support of Windows 8 – “Essentials of Developing Windows Store Apps Using C#”. His favorite apps are the ones he creates in his spare time to support the Internet of Things!

How to make an app like Viber »

Once labelled the “Skype Killer,” mobile and desktop app Viber differs from its rivals Skype and WhatsApp in its business model.

280 million people  use the free messaging and voice-over-internet app Viber, compared to the 430 million who use WhatsApp and Skype’s 1 billion users.  Its strongest market is in Vietnam and the Philippines. Read more…

How to make an app like Kik »

At its core, the smartphone remains a device for humans to communicate with each other, which doubtless explains the plethora of messaging apps on the market.  It also explains, why despite the competition (some of which comes from Apple – iMessage, and Google – Hangouts, Google Now, themselves) these apps have enjoyed success.  A few weeks ago, we took a look at Whatsapp,  so this week we’ll turn our attention to Kik. Read more…