Communication with other apps

Is it possible to communicate with other web app through blynk?

Have you checked out the Webhook widget?

No sir, I don’t know about it , i just heard it from you
Is it possible to communicate with webhook widget?

The Webhook widget can interface with thousands of web based API’s. Check the docs.

http://docs.blynk.cc/#widgets-other-webhook

Assid fro the Documentation, don’t forget all the other Help Center and Sketch Builder support links at the upper right of this page.