Blitzz is described as 'Video powered, enterprise field service platform that quickly becomes the smart, system of record for all collaborative events between field techs, HQ support and end users of physical equipment in the field' and is a Video Calling app in the business & commerce category. There are more than 50 alternatives to Blitzz for a variety of platforms, including Android, Web-based, iPhone, iPad and Windows apps. The best Blitzz alternative is Signal, which is both free and Open Source. Other great apps like Blitzz are Telegram, Pidgin, Tox and WhatsApp.
An alternative Telegram client based on TDLib, with higher speed, slicker animations and experimental features.
United Arab Emirates
LINE is transforming the way people communicate, closing the distance between family, friends, and loved ones for free.
Japan
Status combines a private messenger, secure crypto wallet, and Ethereum Web3 DApp browser into one powerful communication tool. Chat with friends and growing communities. Buy, sell, store, and exchange digital assets.
Germany
EU
WeChat is a complete mobile communication and private social networking app. Free, cross-platform, and full-featured, WeChat is the best way to keep in touch with everyone you care about.
China
United States
FranceEU
EstoniaEU
TeleGuard is the data-secure messenger from Swisscows. TeleGuard encrypts every message and all telephone calls with encryption algorithm currently available: SALSA 20. TeleGuard servers are located in Switzerland, they are not subject to the data protection laws of the EU /...
Switzerland
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
Open source Jabber (XMPP) client with multi-account support, clean and simple interface. Being both free (as in freedom!) and ad-free, Xabber is designed to be the best Jabber client for Android .
United States
Twilio is a web-service API that lets you use your existing web languages and skills to build voice and SMS applications. We focus on building a simple, powerful, pay-as-you-go communications platform so that you can focus on what you do best.
United States
Lifesize Go gives you instant access to your own high-quality free video meeting space. Host meetings with up to eight participants from your phone or laptop without needing to download an application or install updates.
