Viber vs Whispir
A side-by-side look at Viber and Whispir. For an in-depth review of either product, follow the links below.
Viber
Social & Communications
Viber is a free messaging and calling app for smartphones. It uses your phone number to connect you with people in your contacts and allows free calls, texts, photos and video messages over WiFi.
messagingcallingfreecontacts
Whispir
Social & Communications
Whispir is a communications platform that allows organizations to easily engage with customers, employees and stakeholders via automated messaging across multiple channels like SMS, email, mobile apps and more.
messagingautomationsmsemail
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