Нужно создавать аккаунт.

Сервис постоянно недоступен, хотя в waterfox в версии 6.6.0 всё прекрасно доступно.

платное

A extensção pede para cadastrar-se, mas o site deles acaba travando, o que impossibilita o uso.

Unable to login. Problem at the even most basic level.

it stopped working halfway through a TV program being watched in New York on a UK VPN... 4 or 5 days later and after several hours doing what ZenMate suggested (many which could not be done as there were no such expected options) I have given up and asked for a refund.
Whether they are a good enough company to refund or a bunch of xxxxxsters is yet to be discovered...

NE KAYIT OLUYOR NEDE EKİ HESABI KABUL EDİYOR. GÜNCELLEMENİZ BERBAT MAALESEF..

firefox update 71.0 ,,,,,,,, zenmate KO

I can not retrieve my password or change it, regardless of how many times I tried.

Doesn't work on Firefox Developer edition 71.0b6 (x64)

There is no free user option, false advertisement

Doesn't work on Firefox Nighty (71.0a1).

It doesn't work