Twinme - Twinme – Private Messenger is a free, secure, instant, and high-definition messaging app that protects your privacy along with giving you full control over each of your relationships and contents.
EZ Texting - EZ Texting provides SMS marketing solutions to businesses of all sizes.
Textra - Textra is a seriously beautiful, feature rich SMS and MMS app.
SimpleTexting - SimpleTexting offers SMS and text marketing services for companies of all sizes.
Material Messaging - Material Messaging is a beautiful communication app that lets you send and receive SMS and MMS messages using the intuitive interface while giving you complete control over every aspect of your messaging experience.
Textmagic - The all-in-one solution for all your business texting needs - marketing campaigns, two-way SMS chats, reminders, notifications, and internal staff communication.