please suggest application,for delete all events in the google calendar

[hellomnp]

please suggest application,for delete all events in the google calendar.
At this point, my calendar is full of events so i have tried lot to delete events, but by one by one event it takes long time to delete all events.

 

[hellomnp]

i think i search this application https://play.google.com/store/apps/details?id=com.idea.backup.smscontacts
for this purpose.