Whispir is described as 'Software platform for creating high value communications applications for Mobile, SMS, email and more' and is an app in the Development category. There are three alternatives to Whispir for Online / Web-based. The best alternative is Txtfyre.com. Other great apps like Whispir are Trumpia (Paid) and MessageMedia SMS (Paid).
- Automatically Generate Subscribers - People will subscribe and unsubscribe by simply texting a keyword to your Txtfyre number. Give it a try, text PIZZA to (417) 671-0271 to subscribe to Sam’s Cellar Text Club.
Trusted by over 15,000 customers, MessageMedia offers a highly reliable messaging service for mission-critical enterprise communications. We support SMS, IP messaging, and text-to-voice and offer APIs, as well as a user-friendly web interface.