Linkello is described as 'Turnkey audio & video call services, with just 1 click. No downloads, data protected in Europe. Solutions for web use, mobiles and connected objects' and is a instant messenger in the social & communications category. There are more than 100 alternatives to Linkello, not only websites but also apps for a variety of platforms, including Android, iPhone, Mac and Windows apps. The best Linkello alternative is Signal, which is both free and Open Source. Other great sites and apps similar to Linkello are Telegram, Element, Pidgin and Tox.
GyachE Improved (GyachI) is a fork from Gyach Enhanced Yahoo! client for Linux operating systems. This Yahoo! client supports almost all of the features you would expect to find on the official Windows Yahoo!
United States
SafeSwiss The world’s most effective end to end encryption security solution including P2P Voice, encrypted email, encrypted storage, ephemeral text chat, docs share & group chat for mobile phone devices and PC's.
Switzerland
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.
Spreed is the worldwide unified web conferencing service offering integrated web and telephone conferencing. It is based on Flash Player. Free service includes 3 attendees and max 1.5h meetings. Single events or monthly service can be purchased.
Germany
EU
A Collaboration workspace that acts as a virtual office for remote workers and distributed teams. Provides features like chat, voice channels, screen sharing, meeting rooms & task management and more.
A server-less network video phone that is powered by DirectX for real-time video streaming. SSuite UltraCam Video Phone was designed to be a server-less communicator for use within any LAN or Wi-Fi network.
South Africa
CamVoice is a Free Live Video Chat Rooms Live Text Chat and Video Calls Website and Mobile App for Android. Meet new friends and random strangers guest access without registration.
PolandEU
Sim-IM, Simple Instant Messenger, is a multiple protocol instant messenger for MS Windows, GNU/Linux, FreeBSD. Sim-IM supports Jabber/XMPP, Google Talk, ICQ and AIM (Oscar), Yahoo! Messenger and Microsoft Messenger (MSN)
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.
United States
Messenger for WhatsApp™ (WA Messenger) is a wrapper for WhatsApp Web. It loads WhatsApp Web in toolbar popup UI and has badge icon text notification for all new conversations (even if toolbar popup is closed).
