RebTel is described as 'Rebtel is a communication software that enables free calls between Rebtel users and low-cost international calls to non-Rebtel users. It works with WiFi, 3G, and local minutes. The software offers low-cost calls to any phone number, with rates significantly lower than typical' and is an app in the social & communications category. There are more than 50 alternatives to RebTel for a variety of platforms, including Android, iPhone, Web-based, iPad and Android Tablet apps. The best RebTel alternative is Wire. It's not free, so if you're looking for a free alternative, you could try Wire or WhatsApp. Other great apps like RebTel are Rakuten Viber, Whereby, PhoneClub and Pingo.
Secure communication platform featuring encrypted chats and calls, file and media sharing, self-deleting messages, device verification, group collaboration, and customizable settings. Supports use across multiple devices with no phone number required for access.
Switzerland
Exchange messages without SMS fees using this app for iPhone, Android and desktop, featuring group chats, multimedia sharing, and video calls. The app requires an internet connection and the latest version for optimal functionality.
United States
Threaded group conversations combine live and asynchronous messaging, separating topics for organized collaboration, supporting open-source, cloud, and self-hosted deployments, secure communication with encryption, and multi-platform access for diverse teams.
United States
Offers secure messaging with end-to-end encryption, unlimited free calls, group chats for up to 250 members, rich media sharing, emoji reactions, AR lenses, self-destruct messages, affordable international calls, community channels, and robust privacy across devices.
Japan
Video conversations with up to 8 people in your browser - no downloads, no login. Just name your channel and you are on. Works in all modern browsers, even mobile.
Norway
PhoneClub is an international calling and mobile top-up service founded in 2014, with some of the lowest per-minute rates available for calls to Europe, Latin America, and beyond — no contracts, no hidden fees.
United States
Pingo is an international calling and mobile top-up service founded in 2019, serving expats and travellers who want to make convenient overseas calls, top up any mobile in a few seconds, or stay connected abroad with a Travel eSIM — with no contracts or hidden fees.
United States
YappaCall is a simple browser-based VoIP service that makes international calling affordable and reliable. With transparent pricing and high-quality connections, it's a modern alternative to Skype to Phone.
Fully open source instant messaging server and clients. No proprietary components or non-free dependencies. Backend in pure Go (GPL 3.0), with a command-line administration tool in python + gRPC. Clients for Android, iPhone, and Web - ReactJS (all licensed under Apache 2.0).
United States
Talkatone gives you free calls, text messages, real-time location sharing and picture sharing to Facebook and Google friends, or any phone number in US.
United States
Offers free global video and voice calling, group chat with up to 50 participants, in-app messaging that bypasses SMS plans, music clip sharing via Spotify, photo editing, gaming and gifts, animated messages, mini-games during calls, and centralized media gallery.
Cyprus
EU
On-Meet is a free video conferencing platform that allows you to share your knowledge with your friends, colleagues and family.
