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Head-to-head · Fax Server Software

OpenText Fax (RightFax) vs Zetafax

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score OpenText Fax (RightFax) #1 in Fax Server Software 9.4/10 Paid ✓ 4 of 4 features Visit OpenText
Zetafax #8 in Fax Server Software 8.3/10 Pricing on request · 30-day trial Free trial✓ 4 of 4 features Visit Equisys

OpenText Fax (RightFax) leads on 0 checks, Zetafax on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreOpenText Fax (RightFax) · 9.4/10
  • Free trialonly Zetafax

OpenText Fax (RightFax) scores higher on our rubric for fax server software: 9.4 against 8.3 out of 10; our editors rank them #1 and #8.

On deployment model, OpenText Fax (RightFax) gives you Hybrid where Zetafax offers On_premises.

OpenText Fax (RightFax) is the better fit for large enterprises needing broad fax automation. Zetafax is the better fit for microsoft-centric on-premise fax teams.

  • OpenText Fax (RightFax) fits best

    Large enterprises needing broad fax automation

  • Zetafax fits best

    Microsoft-centric on-premise fax teams

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature OpenText Fax (RightFax) 9.4/10 Visit ↗ Zetafax 8.3/10 Visit ↗
At a glance
Editor score 9.4 8.3
Ranking #1 in Fax Server Software #8 in Fax Server Software
Best for Large enterprises needing broad fax automation Microsoft-centric on-premise fax teams
Pricing model Paid Paid
Starting price — Pricing on request · 30-day trial
Free plan — —
Free trial — 30 days
Deployment Cloud, Self-hosted, Desktop, Mobile Self-hosted, Desktop
Platforms Web, iOS, Android, Windows Windows
Support Email, Phone, Tickets, Community, Docs · 24/7 Email, Tickets, Docs
Compliance SOC 2, ISO 27001, HIPAA, PCI DSS GDPR
Integrations 1,000+ integrations 11 integrations
Built for Mid-market, Enterprise Small business, Mid-market, Enterprise
Features OpenText Fax (RightFax) 4/4 · Zetafax 4/4
Modem or gateway support ✓ ✓
Fax routing rules ✓ ✓
Email fax workflow ✓ ✓
Searchable fax archive ✓ ✓
Specs
Deployment model Hybrid On_premises
Concurrent fax channels Not checked yet Not checked yet
Our review
Pros
  • Supports on-premises, hybrid, and private-cloud deployment
  • Connects fax workflows with healthcare, ERP, CRM, and collaboration systems
  • Adds routing, analytics, audit trails, APIs, and AI-assisted processing
  • Centralizes fax sending, receiving, routing, and archiving
  • Supports Outlook, Exchange Online, SMTP, and Microsoft Office workflows
  • Offers DID, DDI, DTMF, T.38, modem, and fax board support
Cons
  • Paid product with sales-led purchasing
  • Feature and channel capacity vary by edition and configuration
  • May exceed the needs of organizations with simple fax requirements
  • Designed for Microsoft Windows deployments
  • Requires on-premises or self-hosted server management
  • No perpetual free plan; licensing is handled through sales
Our verdict

OpenText Fax, formerly RightFax, is enterprise fax server software for sending, receiving, tracking, and managing digital faxes. It is designed for document-intensive organizations, including healthcare, finance, government, and legal…

Read the review →

Zetafax is network fax server software from Equisys for businesses that need centralized fax sending, receiving, routing, archiving, and application integration. It runs on Microsoft Windows and can be installed on physical or virtualized…

Read the review →
  1. OpenText Fax (RightFax)Fax Server Software 9.4Paid
  2. ZetafaxFax Server Software 8.3Pricing on request · 30-day trial

Strengths and trade-offs

  • OpenText Fax (RightFax) — where it wins

    • Supports on-premises, hybrid, and private-cloud deployment
    • Connects fax workflows with healthcare, ERP, CRM, and collaboration systems
    • Adds routing, analytics, audit trails, APIs, and AI-assisted processing

    Where it doesn't

    • Paid product with sales-led purchasing
    • Feature and channel capacity vary by edition and configuration
    • May exceed the needs of organizations with simple fax requirements

  • Zetafax — where it wins

    • Centralizes fax sending, receiving, routing, and archiving
    • Supports Outlook, Exchange Online, SMTP, and Microsoft Office workflows
    • Offers DID, DDI, DTMF, T.38, modem, and fax board support

    Where it doesn't

    • Designed for Microsoft Windows deployments
    • Requires on-premises or self-hosted server management
    • No perpetual free plan; licensing is handled through sales
  • OpenText Fax (RightFax)9.4/10 · Paid

    A deployment-flexible fax platform for complex, regulated document workflows.

    Visit OpenTextFull verdict →
  • Zetafax8.3/10 · Pricing on request · 30-day trial

    Centralized fax serving for Microsoft-focused teams with routing, archiving, and automation.

    Visit EquisysFull verdict →

More comparisons

All fax server software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update