InterFAX vs OpenText Fax (RightFax) (2026): which should you pick?

Pick InterFAX if

• Fits if you want to add fax to your own software through an API
• Works for healthcare and finance teams that need compliance statements

Look elsewhere if

• Skip it if you want a yearly rate, as prices are shown monthly only
• Tight if you want toll-free numbers or several lines, which need a custom quote
• Watch out: PCI DSS compliant outbound faxing costs an extra per-fax fee that isn't published
• Skip it if you fax twice a year from a home office, as the pitch is built for developers and IT teams

Pick OpenText Fax (RightFax) if

• Fits if you run a hospital or large company replacing an old fax server
• Works for IT teams that need fax kept on-premises or in a private cloud

Look elsewhere if

• Not for you if you're one person or a small office, as it's sold to organisations
• Skip it if you want a price up front, because none is published
• Watch out: cloud faxing is a separate OpenText offering, Fax Cloud Connect or Fax Private Cloud
• Watch out: the old rightfax address on opentext.com now returns an error

InterFAX

• Subscription prices are shown monthly only; no annual rates are listed.
• Pages longer than one minute are charged in six-second increments at one-tenth of the per-page cost.
• Toll-free numbers, multiple lines and larger prepaid packages need a custom quote from sales.
• PCI DSS compliant outbound faxing costs an additional fee per fax; the fee is not published.

OpenText Fax (RightFax)

• No prices are published: the page directs buyers to contact OpenText sales or request a demo.
• The old rightfax URL on opentext.com now returns an error; the product page is titled OpenText Fax (RightFax).
• This is fax server software for organizations, not a self-serve signup for individuals.
• Cloud faxing is offered through Fax Cloud Connect and Fax Private Cloud, which are separate OpenText offerings.

InterFAX

REST, SOAP and SMTP APIs

Developers can add faxing to an application with REST, SOAP or SMTP APIs and GitHub libraries for Java, .NET, PHP, Ruby and more.

Email and desktop integrations

Send faxes from Gmail, Outlook or any email client over SMTP, and fax from inside Salesforce.

Healthcare integrations

Connectors are listed for Epic 2017 and later and for OncoEMR, with HIPAA and PHIPA alignment stated for inbound and outbound faxes.

Compliance options

The vendor lists SOC 2 audited, ISO 27001 accredited and HIPAA compliant, plus PCI DSS compliant outbound faxing for a small extra fee per fax.

Web admin and worldwide servers

A web admin screen monitors usage, and servers in several regions are offered for data sovereignty.

OpenText Fax (RightFax)

Flexible deployment

The page lists on-premises, hybrid cloud, private cloud and managed service options, with a cloud fax transmission service built for the product.

EHR and back-office integrations

Certified integrations are listed for Epic and Veradigm, with connectors for Meditech, Oracle Health, SAP, Salesforce, NetSuite and SharePoint.

Desktop, email and MFP faxing

Users send from desktop apps with print-to-fax or from email clients, and multifunction printers connect through pre-built connectors.

Fax Aviator AI

The embedded AI answers questions, routes faxes, summarizes them and extracts structured data for downstream applications.

Analytics and monitoring

Centralized dashboards show fax performance, usage and delivery success.

InterFAX

• Fax + 200$9.95

  per month for 100 inbound and 100 outbound pages, billed monthly

  Local fax number included, no setup fee or contract; $0.09 per additional page.

• Fax + 500$22.95

  per month for 250 inbound and 250 outbound pages, billed monthly

  Local number included, no contract; $0.09 per additional page.

• Fax + 1000$42.95

  per month for 500 inbound and 500 outbound pages, billed monthly

  Local number included, no contract; $0.08 per additional page.

• CustomCustom

  Built with sales: toll-free numbers, multiple lines, extra security options and data sovereignty at high volume.

• Pre-paid Basic$10

  one-time purchase of 91 pages at $0.11 per page

  No monthly commitment or minimum. A $50 Level 1 package gives 500 pages at $0.10; larger packages come from sales.

OpenText Fax (RightFax)

Pricing could not be confirmed. See opentext.com.

InterFAX

• Other savings

  Free developer program with free faxing to one number

  InterFAX says its free Developer program includes API access, free faxing to one number and expert support.

OpenText Fax (RightFax)

No public discounts listed.