https://play.google.com/store/apps/details?id=net.voxcorp
USE PROMO CODE: TW60FREE
Choose from one of several Plans:
1) Free Trial:l Enjoy 60 minutes of free calling to anyone in US, Canada and Puerto Rico plus 60 popular international countries. Includes unlimited calling and instant messaging to other VoX customers. This plan is FREE for everyone!
2) Basic Plan: Call anyone in the US, Canada and Puerto Rico for just 2.9¢ per minute. Free unlimited calling and instant messaging to other VoX customers. Includes voice mail and premium calling features. Get all this for just $4.95 per month without a contract.
3) Basic 500 Plan: 500 minutes per month to US, Canada and Puerto Rico and 2.9¢ per minute after that. Unlimited calling and instant messaging to other VoX customers. Free voice mail and premium calling features.The cost is $9.95 per month without a contract.
4) Unlimited Worldwide: Unlimited calling to anyone in the US, Canada and Puerto Rico plus 60 popular international countries. Includes voice mail and premium calling features. Get all this for just $29.95 per month without a contract.