Delta Chat
Analogy of paid | Our recommendation | Random software
★★★★★
| home page | reliable site.
Open source
All you need is a standard email account.
Delta Chat
Windows-64/Linux/Mac OS| home page | reliable site.
Open source
Almost like Telegram or Whatsapp, but without tracking and centralized management.
No need to have your phone number.
All you need is a standard email account.