Simplecall.com is offering 0.5Pound free credit on registration to try there services. Simplecall.com is a UK based VOIP company Main Highlight is that you don't need any sensitive credit card information to register for the service.
Main Highlights --
(+) Premium Call quality
(+) Multiple call options like Direct Call, PC2Phone, Access number
(+) Per Second Billing
(+) Multiple payment options like Paypal, Moneybookers
(+) Cheaper rates for calling India 1.5p/min
(+) 10% commission for Referral`s spending
(+) Multi Language Customer Support
(-) Few global Locations are not available to "Call from"
Now lets see how you can get your Free call Credit
STEP 1:: Click here to goto Simplecall.com Registration Page
STEP 2:: Fill in the form details like Name , Email , Real Phone no (Online Numbers, Google Voice numbers may not work)
STEP 3:: In next step you will get a phone verification page.. They will call you and you need to enter the verification code as it appears on screen
STEP 4:: After verification you will receive account information in your email.
Now check your account details and enjoy free calling... This credit will give upto 30 min of free calling to INDIA from UK... Apart from this Simplecall.com is offering cheap call to Bangladesh and Pakistan.
Check details about Simplecall.com here