• Skype icon

    Skype

    Skype is the most popular free voice-over IP and instant messaging service globally. It allows users to text, video and voice call...

    Freemium Mac Windows Linux Web / Cloud Android iPhone ... Blackberry Chrome OS Windows RT Android Tablet BSD Windows Phone iPad Apple Watch Android Wear

    • They offer the same thing, but Hangouts offers better service
      Guest • Sep 2016 Disagree   Agree
  • Telegram icon

    Telegram

    Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free. It is like SMS, but more powerful.

    Free Mac Windows Linux Web / Cloud Android iPhone ... Android Tablet Windows Phone iPad Apple Watch Android Wear

    • Telegram is only text messenger. Hangouts includes voice and video calls.
      VaLeXaR12Jun 2016 Disagree   Agree
  • Pidgin icon

    Pidgin

    Pidgin is an easy to use, multi-protocol chat client client used by millions. Connect to AIM, MSN, Yahoo, XMPP, and more chat networks...

    Open Source Mac Windows Linux BSD Xfce

  • Tox icon

    Tox

    Send messages, files, create groups and make Tox to Tox audio and video calls. Securely.

    Open Source Mac Windows Linux Android iPhone Android Tablet ... BSD

  • Viber icon

    Viber

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

    Freemium Mac Windows Linux Android iPhone Windows RT ... Android Tablet Windows Phone iPad Blackberry 10 Apple Watch

  • Signal icon

    Signal

    TextSecure and RedPhone have been merged to create Signal! Using Signal, you can communicate instantly while avoiding SMS fees...

    Open Source Mac Windows Linux Android iPhone Chrome

  • Jitsi icon

    Jitsi

    Jitsi (previously SIP Communicator) is an audio/video and chat communicator with full end-to-end encryption that supports protocols...

    Open Source Mac Windows Linux Web / Cloud Android BSD

  • Trillian icon

    Trillian

    Trillian is an instant messaging app that works on phones, tablets, and desktops while keeping your chats neatly synchronized between...

    Freemium Mac Windows Linux Web / Cloud Android iPhone ... Blackberry iPad

  • Linphone icon

    Linphone

    Linphone is an internet phone or Voice Over IP phone (VoIP). With Linphone you can communicate freely with people over the internet...

    Open Source Mac Windows Linux Web / Cloud Windows Mobile Android ... iPhone Android Tablet Windows Phone iPad Xfce

  • Empathy icon

    Empathy

    Empathy is a messaging program which supports text, voice, video chat, and file transfers over many different protocols. You can tell...

    Open Source Linux BSD

  • Ring icon

    Ring

    Ring is a secure and distributed voice, video and chat communication platform that requires no centralized server and leaves the power...

    Open Source Mac Windows Linux Android

  • Franz icon

    Franz

    Franz is a free messaging app / former Emperor of Austria and combines chat & messaging services into one application. Franz...

    Free Mac Windows Linux

  • Know any more alternatives to Hangouts?

    Suggest an application to this list
  • Ekiga icon

    Ekiga

    Ekiga (formely known as GnomeMeeting) is an open source VoIP and video conferencing application for GNOME. Ekiga uses both the H.323...

    Open Source Windows Linux

  • Gajim icon

    Gajim

    The goal of Gajim is to provide a full featured and easy to use Jabber client. Gajim works nicely with GNOME, but does not require it...

    Open Source Windows Linux BSD Xfce

  • Rambox icon

    Rambox

    Free, Open Source and Cross Platform messaging and emailing app that combines common web applications into one.

    Open Source Mac Windows Linux

  • Actor icon

    Actor

    Actor Messenger is an encrypted messaging created by a former developer of telegram.

    Open Source Mac Windows Linux Web / Cloud Android iPhone ... iPad

  • YakYak icon

    YakYak

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

    Open Source Mac Windows Linux

  • Zulip icon

    Zulip

    Powerful open source group chat. Features: Threaded group conversations Talk about multiple topics at once without getting lost...

    Open Source Mac Windows Linux Web / Cloud Android iPhone ... BSD Self-Hosted

  • Share this list of alternatives?

  • Ayttm icon

    Ayttm

    Ayttm is an instant messaging (aka chat) client that provides all-in-one chat functionality for several major instant messaging...

    Open Source Windows Linux BSD

  • Tkabber icon

    Tkabber

    Tkabber is a Free and Open Source client for the Jabber instant messaging system. Its writen in Tcl/Tk, and works on many platforms...

    Open Source Mac Windows Linux BSD

  • Camfrog icon

    Camfrog

    Free live webcam video chat room software for multiple desktop platforms including mobile platforms like iOS and Android. Make...

    Freemium Mac Windows Linux Android iPhone Android Tablet ... iPad Kindle Fire

  • Kiax icon

    Kiax

    Small program mainly aimed to provide a simple user interface for making VoIP calls with Asterisk PBX (an open source VoIP PBX).

    Open Source Mac Windows Linux

  • MXit icon

    MXit

    Mxit is a South African created mobile social network. It works on over 10000 different handsets and mobile devices, including tablets.

    Free Mac Windows Linux Windows Mobile Android iPhone ... Java Mobile S60 Blackberry Android Tablet Windows Phone iPad Adium Pidgin

  • Actor Messenger icon

    Actor Messenger

    Modile-first open source self-hosted messaging platform that allows to easily create your own messaging app.

    Open Source Mac Windows Linux Web / Cloud Android iPhone ... Android Tablet iPad Self-Hosted

  • SeaFour.club icon

    SeaFour.club

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

    Open Source Linux Web / Cloud

    • They're both web-focused, unlike Skype, which asks you to use it's software to use it, even via the web client.
      User1304288May 2016 Disagree   Agree
  • QuteCom icon

    QuteCom Discontinued

    QuteCom is a community of enthusiasts and developers, creating free software products related to communication over IP. The flagship...

    Open Source Mac Windows Linux

  • QuickMSG icon

    QuickMSG

    QuickMSG is a secure messaging format and an Android App of the same name. With it you can send messages either to other contacts...

    Open Source Linux Android

  • Peerio icon

    Peerio

    Peerio integrates cloud storage with a messaging platform so you can safely keep your important files online and ready to send from...

    Open Source Mac Windows Linux Android iPhone Chrome OS ... Chrome

  • Toky icon

    Toky

    Toky is an easy to setup phone support system for entrepreneurs and small business.

    Freemium Mac Linux Web / Cloud Android Android Tablet Chrome

  • Hubl.in icon

    Hubl.in

    Hublin is a free and open source videoconference software provided as a SaaS . It allows to create videoconference without effort and...

    Open Source Mac Windows Linux Android Android Tablet

  • Spreed icon

    Spreed

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

    Commercial Mac Windows Linux Web / Cloud

  • Gyach Discontinued

    Gyach is a GTK+ based Yahoo! Chat client.

    Open Source Linux BSD

  • TrueConf icon

    TrueConf

    Free software on-premises video conferencing server with strong UC capabilities and native apps for all major platforms.

    Freemium Mac Windows Linux Web / Cloud Android iPhone ... iPad Self-Hosted Apple Watch

  • Qnext icon

    Qnext

    Qnext unifies communication, broadcasting & sharing. Universal Instant Messenger (MSN, Yahoo!, AIM, ICQ, Jabber, iChat &...

    Free Personal Mac Windows Linux