Introducing Worldwide SMS Messaging
Marginally cheaper than Twilio for USA: $0.00645 vs. $0.0075Much more expensive in Europe (e.g. major networks in Poland Twilio $0.03467, AWS $0.03897 - 0.07711)https://www.twilio.com/sms/pricinghttp://aws.amazon.com/sns/sms-pricing/