Zoom to exclude free calls from end-to-end encryption to allow FBI cooperation :

https://t.co/rvdeMVkV0Y

Alternatives

1) Signal (messenger*) : https://t.co/Z6XsWFb7Jg

2) https://t.co/YT52rPhTDw

3) https://t.co/IYhL4LvBo1