Alternatives to Quickchat for all platforms with any license

Skype

An instant messaging app that provides online text message and video chat services.

Freemium Mac Windows Linux Web Android ... iPhone Blackberry Chrome OS Windows S Android Tablet BSD Windows Phone iPad Apple Watch Android Wear PortableApps.com
Share your screen Video calling Exchange Integration IFTTT integration ... Microsoft Office integration Video calling Voice Call Add a feature

2369 Like
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 ... Voice Call Voice messages WebRTC Add a feature

948 Like
Jitsi

Jitsi (previously SIP Communicator) is an audio/video and chat communicator with full end-to-end encryption that supports protocols such as SIP, XMPP/Jabber, ICQ/AIM...

Free Open Source Mac OS X Windows Linux Web Android ... BSD
End-to-end encryption Group chat iPhone/iPod sync Multiple protocols ... Multiple Account support OTR Video calling WebRTC Add a feature

274 Like
Viber

Viber is a mobile application that lets you make free phone calls and send text messages to anyone who also has the application installed. .

Freemium Mac OS X Windows Linux Android iPhone ... Windows RT Android Tablet Windows Phone iPad Blackberry 10 Apple Watch
Call Transfer Group chat Hidden chat Multiple languages ... Push to talk Secret chats Video calling Voice Call Add a feature

290 Like
Trillian

Trillian is an instant messaging app that works on phones, tablets, and desktops while keeping your chats neatly synchronized between all of them! We think conversation...

Freemium Mac OS X Windows Linux Web Android ... iPhone Blackberry iPad
Facebook integration Multiple protocols POP3 Support Team Collaboration Add a feature

269 Like
Empathy

Empathy is a messaging program which supports text, voice, video chat, and file transfers over many different protocols. You can tell it about your accounts on all those...

Free Open Source Linux BSD
Built-in File transfer Multiple protocols Video calling Add a feature

154 Like
- Discontinued Empathy is currently unmaintained. Last version, 3.25, released in August 2017, can be still downloaded from the official website.
Jitsi Meet

Jitsi Meet is an OpenSource (MIT) WebRTC JavaScript application that uses Jitsi Videobridge to provide high quality, scalable video conferences.

Free Open Source Web
WebRTC Browser based app Collaborative writing Conference Bridging ... Encrypted chat End-to-end encryption Group chat No registration required Peer-To-Peer Share your screen Video calling Add a feature

28 Like
FaceTime

FaceTime is a video calling software feature developed by Apple for the iOS and Mac OS. FaceTime makes it possible to talk, smile, wave, and laugh with anyone on an...

Free Mac iPhone iPad
Integrated into iOS Video calling Add a feature

66 Like
Google Duo

Google Duo is the cross-platform, one-to-one video calling app that's simple, reliable and fun. FEATURES Cross-platform - Get closer to everyone you love with...

Free Android iPhone Android Tablet iPad
Video calling Add a feature

27 Like
YakYak

What does it do: * Send/receive chat messages * Create/change conversations (rename, add people) * Leave/delete conversation * Notifications * ...

Free Open Source Mac Windows Linux Hangouts
Portable Add a feature

17 Like
Disa

Disa is your new messaging hub. Conversations from different services can seamlessly be joined together, or disbanded within seconds.

Free Android Android Tablet Kindle Fire
Extensible by Plugins/Extensions Texting Unified messaging Add a feature

19 Like
VideoMeeting

VideoMeeting is a free and open source video conference solution built to have video calls and chats using your web browser. It is a pure web application based on WebRTC...

Free Open Source Web Chrome OS Self-Hosted
Video calling Add a feature

4 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
Gruveo

A magic call link for customers to get face-to-face with you. Let customers video call you for free without signups or new apps.

Commercial $ $ $ Web Android iPhone Android Tablet iPad
Call recording Embeddable Encrypted chat Group collaboration ... No registration required Share your screen WebRTC Add a feature

9 Like
Pickapp

Pickapp allows you to make secure video and voice calls. Call your chrome user friends anytime! While chrome is running you can receive calls. Features: -...

Free Chrome OS Chrome
Video calling Voice Call Add a feature

2 Like
- Discontinued The extension seems to be no longer updated. Last version, 1.2.2, released in October 2014, can be still downloaded from Chrome Web Store.