SMS Local Agency - SMS Local Agency is a Complete White Label Bulk Texting Marketing System.
Google Voice - Google Voice gives you one number for all your phones, voicemail organized in an email format, free...
chompSMS - chompSMS is a communication app developed and published by Delicious for Android and iOS devices.
TextMe - TextMe is a free calls and messaging application at both local and international levels.
iRealSMS - Do you love your iPhone but hate the limited Messages app?
Talkatone - Android App on. Google Play. Stop paying for cell minutes, texts & landlines; Turn your iPad or iPod touch into a phone; Call/Text even in areas with bad cell coverage; Call/Text when travelling without paying for expensive international minutes.