YakYak is described as 'Desktop client for Google Hangouts' and is a instant messenger in the social & communications category. There are more than 50 alternatives to YakYak for a variety of platforms, including Android, Windows, Mac, Linux and iPhone apps. The best YakYak alternative is Signal, which is both free and Open Source. Other great apps like YakYak are Element, Pidgin, Tox and Jami.
Virtual PBX enables small businesses to set up professional, hardware-free phone solutions with Auto Attendant, business SMS, call routing, enhanced voicemail, customizable greetings, faxes, scalable extensions, and an online portal for easy management.
United States
Vacuum-IM is a crossplatform Jabber client. The core program is just a plugin loader - all functionality is made available via plugins. This enforces modularity and ensures well defined component interaction via interfaces.
Free live webcam video chat room software for multiple desktop platforms including mobile platforms like iOS and Android.
United States
Lightweight portable SIP softphone with BLF and customizable keypad built with libre/librem/baresip BSD-licensed stack.
Poland
EU
Shrtct is a productivity tool for teams, providing in-context communication (chit chat free!) via Shrtct Hashes. It's great for preparing your team, making important decisions, gathering and storing information, planning, debating and hashing it out.
United States
Chatzy is a free private chat service which you can use to communicate with people you already know or people who visits your blog or website. With Chatzy you can create a chatroom and send out email invitations very quickly and easily. No registration is required.
AQQ is a Polish (but available in English) multiprotocol instant messenger with support of: AQQ, Jabber, Gadu-Gadu, Tlen and ICQ. It has many great features like: one tabbed message window for all conversations; quick search for contacts; file sending (even through FTP thanks to...
PolandEU
Silent Phone – Secure Encrypted Video & Voice Mobile Phone Calls
You now have the ability to have secure encrypted phone calls between Silent Circle members, anywhere, anytime, with complete control.
Make a secure call as easy as an ordinary call and be sure of real safety.
United States
YateClient is a free Voip Client (SIP / IAX / GVoice) and Instant Messenger (Facebook / GTalk / Jabber), with it you're permanently connected on multiple chat and telephony accounts.
United States
Zom's security and privacy features are powered by the amazing foundation created by the ChatSecure project, and works with other great apps like Conversations.
