Contact us

Email

help@dtmf.io
PGP key: D9B037210B948665

Telegram

@dtmfio

SMS, Signal or WhatsApp

+447833660994
Free SMS from DTMF.io numbers.
Calls to this number will not be answered.

XMPP

help@dtmf.io

IRC

#dtmf on Freenode

Live chat

You can access our live chat system at the bottom left of any page.

Our live chat system is designed and implemented in-house and fully self-hosted, so your support messages are private and secure.