ONLINE FAX

Fax without the
fax machine.

Send and receive faxes from email, web, or your phone. Compliance-ready for US healthcare.

Email-to-faxCompliance-readyUS fax numbers
Fax Inbox2 NEW
RECEIVEDDr. Harris Pediatrics
Today 9:12 AM
Patient referral — R. Oliveras
4 pages
RECEIVEDFirst Title Co.
Today 8:47 AM
Signed closing docs — 214 Oak
11 pages
SENTTo: Mercy Imaging
Yesterday
Auth request #4812-A
2 pages
RECEIVEDTri-State Insurance
Yesterday
Claim approval — 38294-B
6 pages
referral-oliveras.pdfCompliant
Page 1 / 4
DR. HARRIS PEDIATRICS
38 Cedar Ave · Denver, CO 80204 · (303) 555-0127
PATIENT REFERRAL
Signed
D. Harris, MD
TLS-encrypted
Delivered 9:12 AM
DownloadForwardMark signedAudit
WORKFLOW READY

Built for US compliance workflows.

Email-to-fax & web-to-fax

Send from Gmail, Outlook, or browser — no hardware, no installs.

Compliance-ready for PHI documents

Encrypted in transit and at rest. BAA available on qualifying plans.

US toll-free & local numbers

Dedicated fax numbers included — toll-free or local, your choice.

Inbound faxes as PDF in inbox

Every received fax lands as a clean, searchable PDF in your email.

Digital signatures & templates

Sign inline and apply cover-page templates before every send.

Full audit trail, every transaction

Timestamped delivery receipts and logs on every send and receive.

DROP-IN REPLACEMENT

Replace your old
fax line.

Port your existing fax number. Plug into your existing email. No extra hardware, no extra login, no extra bill. See how our hosted phone system replaces it end-to-end.

BEFORE
Dedicated fax lineBulky machine + paper jamsSeparate vendor billManual scanning workflow
AFTER
Your existing emailMobile + web appOne Softtop billAudit-grade PDFs in your inbox
DEVELOPER PLATFORM

Fax API for the teams that need it.

One REST endpoint to send. Webhooks to receive. OCR to extract. Build fax into any workflow in an afternoon. Learn about unified communications.

NodePythonPHPRuby
01

Programmatic send.

One REST call ships a fax from your app. SDKs in Node, Python, PHP, and Ruby.

02

Inbound webhooks.

Webhooks fire for every received, delivered, or failed fax — no polling, no missed pages.

03

OCR and data capture.

Inbound PDFs are OCR-processed on arrival and routed straight into your EHR or document system.

ENTERPRISE SCALE

Built for multi-site volume.

Route inbound faxes to the right inbox automatically — by number, sender, or keyword. Read about Fax over IP.

Smart routing

Auto-route to shared inboxes, users, or departments — by number, sender, or keyword.

Priority queueing

Dedicated lanes with delivery guarantees, retry logic, and real-time dashboards.

INBOUND ROUTING
Dr. Harris Pediatrics
Referrals Inbox
First Title Co.
Legal Team
Tri-State Insurance
Claims Dept.
14+
Locations
99.9%
Delivery rate
0
Missed faxes
Also explore: Global Number →

From our customers

Trusted where the paper trail matters.

Regulated teams on Softtop Fax — here's what they say.

1
Vendor Retired

"We retired a dedicated fax line and a separate fax vendor. Patient referrals come straight into our EHR inbox now."

E
Dr. Erin Walsh
Practice Director, Summit Family Health (Austin, TX)
FAQ

Questions, answered.

Compliance, porting, API, and the rest of the common ones.

Softtop supports compliance-ready workflows with a signed BAA on qualifying plans. Details on /pricing.
Yes. US fax number porting is free on standard plans.
Page allowances vary by plan — see /pricing. Overage is billed transparently.
PDF, TIFF, DOCX, and JPG for outbound send. Inbound faxes arrive as searchable PDFs by default, with TIFF available for archive workflows.
Yes. International fax delivery is supported to 150+ countries from US numbers. Rates are listed on /pricing.

Fax without the fax machine.

14-day free trial. No credit card required.