Fax from iPhone funktioniert nicht

With Fax Zap & Scanner on your Phone, you can scan and produce PDF documents on the go and send fax to over 80+ international countries from your iPhone & iPad.  Finally, you can free yourself from your fax and scanner machine. + Store and share your scan PDF and fax documents. + Change your receiving fax number as often as you like.  The fax app scan documents and send your faxes from iPhone or iPad on the go.  Fax Phone app is your go to app for scanning and faxing documents whenever you need and where ever you need at a low costs.  Send fax from iPhone or iPad with Fax Zap scanner app.  No need to walk to a fax office and pay a huge price just to fax a few sheets of document.  You can also choose from 20+ international fax numbers to receive fax as well.  No need to buy a fax machine and get a landline to fax.  Fax Zap app offers a subscription plan for your premium numbers. - Your subscription automatically renews unless auto-renewal is turned off at least 24 hours before the end of the current subscription. - Your account will be charged for a renewed subscription within 24 hours prior to the end of current subscription. - Your account will auto renew once a month or yearly depending on the package you choose and provide you access to premium phone numbers and recording services. - You can manage your subscription and switch off the auto-renewal by accessing your account settings after purchase. - You cannot cancel the current subscription during the active subscription period. - Unused portion of free trial will be forfeited when user cancels subscription. - Fax Yearly Plan that includes 3 Days Trial - US$99. - Fax Monthly Plan that includes 3 Days Trial - US$14. - Fax Phone numbers for receiving fax from $6. 99/month - $14.