Telegram: It is a cloud based messaging app. This app provides end-to-end encryption for messages and voice calls. Through this app, users can send files up to 1.5 GB to other users. At the same time, up to 2 lakh users in a group can also add. This app works on Android, iOS, Windows, Windows NT, Mac OS and Linux software.
Signal: This app works on Android, iOS, Windows, Mac OS and Linux software. The Signal app also works on the iPad. Tesla CEO Elon Musk has advised people to use the Signal app. Following his advice, Signal overtook WhatsApp in the list of top free apps on the App Store in India. This list was from Germany, France, Austria, Finland, Hong Kong and Switzerland.
Viber: This app provides end-to-end encryption for messages and voice calls. The company says that everyone has to make sure that they are using the updated version of the app for greater security. Like WhatsApp, its chats can also be backed up on Google Drive. Here you will be able to restore your chats. Viber says that once the chats are updated on Google, the company will not be responsible for the user’s data. This will depend on Google’s policy.
Threema: For this app you will have to pay a fee of Rs 270. In this app, users can also make voice and video calls including text and voice messages. Group chats and file-sharing can also be done for this. Every Threema user will be given a random Threema ID, which will be used for identification. There will be no need for phone number and email. Without SIM card, this app can also be used on tablets and desktops.
Element: This app works on Android, iOS, Windows, Mac OS and Linux software. It also provides end-to-end encryption. Advanced online communication tools are provided in this app. File can be shared safely through this. Also screen sharing including video chat can also be done.