How to make free calls in entire world.

hi friends today i am going to tell you how to make free calls to entire world.
i mean you can make call »»

( i ) local calls »»
local calls means you can call anybody in your city.

( ii ) STD Calls »»
std calls means you can call from one state to anather state.

( iii ) International calls »»
international calls means you can call from one contry to another contry.

so using this trick you can make all those calls.

so let's start the trick »»»»»

( 1 ) you have to go on this web  address.
https://www.dingaling.ca

( 2 ) create one acount on it.

( 3 ) after creating acount,you have to conform your email address.

( 4 ) wich email address you provided,you have to go on it they will send you a confrmation link on your email address wich you used to creat your acount.

( 5 ) so click on that link.
now login to your acount & you will see two empty boxes.

( 6 ) in first box enter your mobile nomber. in second box enter your friends mobile nomber.

( 7 ) now dont click on free call button until it's become green.

( 8 ) after clicking on free call button you will receved call from nomber 501+

( 9 ) now pickup that call you listen your friends vice.

( 10 ) done !
you have maked your first free call.

note :- this trick can be used on pc or on your smart phone.
on your smart phone you have to use your android compnies browser.
if you get any problem use comment box.
i will try to solv your proalem.
so happy free calling.