Introduction: Most common mode of communication between medical professionals is by visits, telephone and mobile phone calls, meetings of doctors, and WhatsApp usage. WhatsApp has group communication and makes sending of images and videos on same group its usage most effective. Material and Methods: We did a 3 months prospective study in our Surgical Gastroenterology unit (of 15 professionals) using English and Hindi language and compared WhatsApp communication with communication by by telephone mobile phone. Results: Of the total 3462messages delivered 3219 (92.7%) were of patient care only. There were 71 (2.05%) messages related to administrative details, 5.4%(188) messages relates to teaching and academic. Multimedia messages were 145 (4.2%). Time taken to reply a message in routine working hours was found to be of 8 seconds to 25 minutes. Messages done by land line or mobile phone call systems were 184 and the time spend on each was approx 2 to 17 minutes. It was a common opinion of all members was that it’s a very useful tool, it saved time compared to the traditional methods of calling and replying. Conclusion: WhatsApp is a free of cost, easily available and a very reliable mode of use for medical practitioners. It is a development over the traditional telephone or call on mobile phone.