Alternatives to Kiax for all platforms with any license

Hangouts

Hangouts is a messaging app that lets you send and receive messages, photos and more, and even start free video and voice calls – one to one or with a group! ...

Free Windows Web Android iPhone Chrome OS ... Android Tablet iPad Chrome Android Wear
Gmail integration Group chat Multi Device Support Texting ... Video calling Voice Call Voice messages WebRTC Add a feature

962 Like
WhatsApp Messenger

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...

Free Mac Windows Web Android iPhone ... S60 Blackberry Windows S Android Tablet Windows Phone Blackberry 10 Android Wear Kindle Fire
End-to-end encryption Encrypted chat Group chat Integrated File Sharing ... Java IDE Mobile friendly Based on phone number Video calling Voice messages Add a feature

624 Like
Mumble

Mumble is an open source, low-latency, high quality voice chat software primarily intended for use while gaming.

Free Open Source Mac Windows Linux iPhone BSD ... iPad PortableApps.com
Lightweight Ad-free Channel manager Chat Bot ... Dedicated Server Hosting Development API Encrypted chat Specific for Gaming In-Game Overlay Portable Positional audio Push to talk Add a feature

369 Like
Wire

Wire is a secure and private messenger for phones, tablets and desktop. Crystal clear voice and video calls, private group chats, file sharing, audio and video messages...

Free Personal $ $ $ Open Source Mac Windows Linux Web Android ... iPhone Android Tablet iPad
End-to-end encryption Security focused Encrypted calls Encrypted chat ... Group chat Integrated File Sharing Photo Sharing Privacy focused Privacy Protected Share your screen Secure File Sharing Video calling Voice Call WebRTC Add a feature

175 Like
Zulip

Zulip is a group chat app. Its most distinctive characteristic is that messages are threaded by topic, helping you have long-running, organized conversations....

Free Open Source Mac Windows Linux Web Android ... iPhone Android Tablet BSD Self-Hosted
Threaded Conversations Group collaboration Chat Bot Community based ... GitHub integration Group chat Integrated File Sharing MarkDown support Team Collaboration Add a feature

122 Like
appear.in

Video conversations with up to 8 people in your browser - no downloads, no login. Just name your channel and you are on. Works in all modern browsers, even mobile.

Freemium Windows Web Android iPhone Chrome OS ... Android Tablet iPad
Anonymity Anonymous email Group chat No installation ... No registration required Stickers Web-Based WebRTC Add a feature

64 Like
Dasher Messenger

Dasher lets you do more than just text message. It's messaging with benefits: · Connect with friends worldwide for free · Start a group chat ·...

Free Web Android iPhone
Group chat Youtube integration Add a feature

13 Like
SeaFour.club

SeaFour.club is a socket webchat supporting aesthetic username customization and stylized messages using a markup language similar to 'LISP', and supports a...

Free Open Source Linux Web BSD
Ad-free Group chat Lightweight Add a feature

8 Like
Sesame Chat

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

Free Personal iPhone iPad
No features added Add a feature

7 Like
Spreed

Spreed is the worldwide unified web conferencing service offering integrated web and telephone conferencing. It is based on Flash Player. Free service includes 3...

Commercial Mac Windows Linux Web
Share your screen Add a feature

8 Like
WowApp

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....

Freemium Mac Windows Android iPhone Android Tablet ... iPad
Group chat Integrated File Sharing Video calling Voice Call Add a feature

3 Like
Tinode

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)...

Free Open Source Web Android Self-Hosted
Ad-free Group chat Real time collaboration Add a feature

2 Like
Mini WA+

Features of Patch Unlike modded apks no backend tracking or ads. Completely open code (txt files) thus no privacy concerns. Patch is 100% AntiBan cause it is...

Free Android
Encrypted chat Group chat Video calling Voice Call Add a feature

1 Like
WWChat

Chat with people you know, or find new friends. Main Features: Share messages, photos, videos, sound/voice recordings and location. Notification of messages when...

Free Android Android Tablet
No features added Add a feature

2 Like
Photo4Tune

Photo4tune is a free application that provides a simple way to capture and share the best moments of your life on your Android phone. All the photos you post will appear...

Free Android iPhone
Location-based Multiple languages Photo Sharing Self destructing messages Add a feature

3 Like
- Discontinued The apps are no longer updated. Last version, 4.0, released in December 2014, can be still downloaded from the Apple Appstore and Google Play Store