INNCHAT is described as 'Peer to peer text, video and document sharing app' and is an app in the Social & Communications category. There are more than 100 alternatives to INNCHAT for a variety of platforms, including Android, iPhone, Windows, iPad and Android Tablet. The best alternative is Telegram, which is free. Other great apps like INNCHAT are Signal (Free, Open Source), Element (Free Personal, Open Source), Discord (Freemium) and Jitsi (Free, Open Source).
Reach is a fast private mass messaging app available for iPhone. ~"Reach saves me a lot of time! I used it to send 90 texts in 90 seconds and each text came out personalized per recipient. That's incredible!" - Executive Director of BOBIC.com WHY USE REACH?
LeggoChat is a group or channel based chat platform that is designed to be easy to set up for any casual, or formal settings and discussions. Users can choose to have their messages logged and stored, or otherwise. No user accounts are required to get started at all.
BeagleIM is a lightweight and powerful XMPP client developed by Tigase, Inc. It provides an easy way to start using the XMPP Protocol (formerly known as Jabber) if you've never used it before. Veterans of the protocol will find many features here they are familiar.