Kik Messenger is an instant messenger software. Developed by Kik Interactive
License: Free
Apps available for Android iPhone Symbian S60 Windows Phone Kindle Fire
Google Allo is an instant messaging mobile app. Developed by Google, Inc.
Apps available for Android iPhone
Kik is focused on anonymity and multimedia sharing, making it popular among younger users, while Google Allo offers integration with Google services and smart features like smart replies and rich media sharing, but has been discontinued.