numbertank.com is a new startup website offering with an exclusive VOIP service for it's registered users. Registered users of community numbertank.com portal can talk to other numbertank.com registerd user 30 min free everyday.
numbertank.com carry farward any balance minutes of your day to next day call. As of now, user can call phone numbers in Canada, China, India, Singapore and USA.
* Create an account on numbertank.com portal
* Link your mobile number with numbertank.com using OTP sent by portal.
* Build your network on numbertank.com by inviting friends from email and facebook.
* In your network you can call your friends free for 30 mins a day. The maximum carry forward minutes count is 100 minutes.
numbertank.com VOIP services are subject to legal formalities untill service get very popular and communication department including telecom companies raise a question on existence of it's legality.
Although numbertank.com is a nice social networking concept offers free calling on mobile numbers using VOIP.