Is XChat End-to-End Encrypted?
Yes, XChat features fully end-to-end encryption for all private conversations. This is stated in the official App Store description.
Confirmed Facts
All messages, media, and files are end-to-end encrypted
Encryption is enabled by default for all chats
No ads and no tracking, according to official listing
Not Yet Confirmed
Whether group chats are end-to-end encrypted
Details about the encryption protocol used
Whether X can access any chat content