Threema is a Swiss end-to-end encrypted messenger developed by Threema GmbH, headquartered in Pfäffikon, Switzerland. The service encrypts all messages, calls, and group chats and requires neither a phone number nor an email address for registration. The app is open source and costs a one-time fee of €3.99. All servers are located exclusively in Switzerland.
Communication
European alternatives to WhatsApp
WhatsApp is an instant messaging service founded in 2009 and acquired by Meta Platforms (formerly Facebook) in 2014 for $19 billion. With over 2 billion users worldwide it is one of the most widely used messengers globally. It offers text and voice messages, calls, video calls, and file transfers. The service is free and operated by Meta, headquartered in Menlo Park, California, USA.
This page lists European alternatives from companies based in a member state of the European Union (EU) or the European Free Trade Association (EFTA).
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