Handcent SMS!

WhatsApp Messenger is a cross-platform mobile messaging app which allows you to exchange messages without having to pay for SMS. WhatsApp Messenger is available for iPhone, BlackBerry, Android, Windows Phone and Nokia and yes, those phones can all message each other! Because WhatsApp Messenger uses the same internet data plan that you use for email and web browsing, there is no cost to message and stay in touch with your friends.

Google Allo is a smart messaging app that helps you say more and do more. Express yourself better with stickers, Smart Reply, and HUGE emojis & text. Allo brings you the Google Assistant.

Zulip is a group chat app.

Remember when text messaging was like magic?

Say Hi allows you to send what you type while you're typing!

Sesame is a messaging app that gives you a self-aware digital assistant to protect messages on your behalf: your own Personal Cognitive Messenger™.

Dasher lets you do more than just text message. It's messaging with benefits:

WowApp helps you do good through the Power of Sharing. We share all revenues with you. WowApp Messenger is free and you can receive earnings without ever spending money.

You love your Android phone as much as we do? You SMS all the time? Then chompSMS is for you: it's so convenient, and has a great user interface with chat style text bubbles. For those paying high SMS rates (international or no plan) there's also the option to send much cheaper SMS messages.

GO SMS PRO brings you cool UI, fast and convenient SMS/MMS experience. GO SMS Pro (yet FREE) is a huge enhancement for stock messaging app, much faster and more functions.

AtomJump.com is a well tuned installation of the free open-source AtomJump Loop Server. It is free to chat publicly with your family, group or co-workers on your own group. There is no download required, as it is browser-based, although we also have an optional app for notifications. Anybody can write a plugin to the system in PHP or NodeJS, much like Wordpress.

Open source instant messaging server and clients. Backend in pure Go (license GPL 3.0), client-side binding in Java for Android and Javascript (license Apache 2.0), persistent storage RethinkDB. JSON over websocket (long polling is also available). Tinode is meant as a replacement for XMPP. Overall it's a lot like open source WhatsApp or Telegram.

Ever received an SMS from a stranger? Hate receiving spam SMS?Truemessenger by Truecaller tells you who sent you that SMS (even if they are not in your contacts) and automatically blocks spam, keeping your Inbox safe and clean.

Chat with people you know, or find new friends.Main Features:Share messages, photos, videos, sound/voice recordings and location.Notification of messages when application is not running.Profile picture and about information.Create your own groups or join existing ones. Groups can be public or private.PIN code to lock application and protect your privacy.Set favorite contacts and groups.Manual and automatic deletion of messages.