Direct, not cloud
Fritten&Fax sends and receives through your FRITZ!Box or SIP number – no fax service, no server in between, no faxes with third parties.
FAX 01PC & phone · Free · Pro · Business
Through your FRITZ!Box or a SIP number. Buy once, no subscription, your faxes stay with you.


FAX 02Why Fritten&Fax
For the faxes you still have to send and receive – to authorities, suppliers and customers without an e-mail process.
Fritten&Fax sends and receives through your FRITZ!Box or SIP number – no fax service, no server in between, no faxes with third parties.
One licence key for both. Pair once with a QR code – the phone then faxes through the PC and shows its fax inbox, even on the go through your FRITZ!Box VPN.
Perpetual licence, no subscription and no server activation. Free to try, Pro and Business free for 30 days.
FAX 03Products
One look, one vocabulary, one licence key: the edition on the PC decides what the phones can do.
The fax workstation on your PC: fax from any program, receive, forward and search faxes – from a single desk to a terminal server.
Learn more →Fax on your phone through the FRITZ!Box or via SIP: scan documents with the camera, send, receive – and work together with the PC.
Learn more →The phone app for your FRITZ!Box with on-device AI: live captions, call notes, call screening – and the fax section of Fritten&Fax.
Learn more →FAX 04Working together
Phone and PC talk directly, end-to-end encrypted – on your home network or on the go through your FRITZ!Box VPN. No account, no server in between.
“Pair phone” on the PC, “Pair with PC” on the phone – without a camera, type in the address and code.
The phone takes over the PC's licence at the push of a button. Pro covers one user on their PCs and phones.
See the PC's fax inbox on your phone, reply with a photo – the fax goes out through the PC and the FRITZ!Box.
Working together from Fritten&Fax for Windows 4.1, Fritten&Fax for Android 1.6 and Softstringsphone Pro 2.7.


FAX 05How customers use it
The office PC receives the faxes. The owner sees them on her phone on the go, photographs her reply – the fax goes out through the PC and the FRITZ!Box.
Scan a delivery note on the phone and fax it. Later Pro, so faxes arrive without a fax machine too.
The reception service on the server distributes incoming faxes to departments; managers see their mailbox – on the phone as well.
Fax through a provider's SIP number – on the PC, and on the phone from Fritten&Fax for Android 1.7.
FAX 06Editions
Free costs nothing. Pro and Business are unlocked with a licence key – on the PC and on the phone.
Send faxes, “FrittenFax” printer, cover page, address book, view the FRITZ!Box faxes.
One user on their PCs and phones: own fax reception, text recognition, forwarding, companion.
For teams: reception service, shared fax inbox, terminal server, interface.
Free costs nothing, for good. Try Pro and Business for 30 days – no payment details, no automatic renewal.