Add this line to your application's Gemfile:
gem 'sms_wrapper'
SMS.debug_on # SMS.debug_off
SMS.turn_off if Rails.env.to_s != "production"
SMS.gate IbateleSms, 'login', 'pass'
SMS.gate SmsRu, 'login2', 'pass2', 'api_key'
SMS.gate Sms24x7, 'login3', 'pass3'
SMS.default SmsRu
SMS.message('79994447733', 'Hello World')
SMS.new(IbateleSms).message('79994447733', 'Hello World')
SMS.new(IbateleSms).state('08766666')
SMS.new(IbateleSms).balance