Fortress OS vs Fairmark

Fortress OS9.1Visit Fairmark8.8Visit

Higher score Fortress OS #3 in Affordable Housing Software 9.1/10 Pricing on request ✓ 6 of 6 features Visit Fortress

vs

Fairmark #6 in Affordable Housing Software 8.8/10 Paid ✓ 6 of 6 features Visit Fairmark

• Fortress OS fits best

  Connected affordable housing portfolios

• Fairmark fits best

  Voucher agencies wanting transparent pricing

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Side by side

Feature	Fortress OS 9.1/10 Visit ↗	Fairmark 8.8/10 Visit ↗
At a glance
Editor score	9.1	8.8
Ranking	#3 in Affordable Housing Software	#6 in Affordable Housing Software
Best for	Connected affordable housing portfolios	Voucher agencies wanting transparent pricing
Pricing model	Paid	Paid
Starting price	Pricing on request	$6,000/yr
Free plan	Not checked yet	—
Free trial	—	—
Deployment	Cloud	Cloud
Platforms	Web	Web
Compliance	SOC 2	SSO/SAML, 2FA
Integrations	43+ integrations	8 integrations
Built for	Small business, Mid-market, Enterprise	Mid-market, Enterprise
Features Fortress OS 6/6 · Fairmark 6/6
Eligibility workflows	✓	✓
Recertification	✓	✓
Waitlist management	✓	✓
Rent calculations	✓	✓
Compliance reporting	✓	✓
Resident portal	✓	✓
Specs
Program coverage	Multiple	Multiple
Our review
Pros	Covers LIHTC, HUD, HOME, USDA, bond, and layered programs Combines compliance, accounting, maintenance, payments, and leasing workflows Connects with property-management, accounting, marketing, and payment tools	Covers eligibility, waitlists, inspections, recertifications, and HUD workflows Includes staff, landlord, and participant portals Offers APIs, HUD integrations, payments, SSO, and BI exports
Cons	Pricing is handled through contact sales The platform is web-based Its broad workflow coverage may exceed the needs of simple operators	Focused on voucher and public housing rather than full property management No free plan is available Annual pricing scales by voucher volume
Our verdict	Fortress OS is a web-based property management platform for affordable housing operators managing applications, eligibility, leasing, compliance, certifications, recertifications, waitlists, accounting, payments, maintenance, reporting,… Read the review →	Fairmark is a web-based operating platform for public housing agencies running Housing Choice Voucher and public housing programs. It brings together eligibility and income calculations, family and tenant profiles, waitlists, rent… Read the review →

Strengths and trade-offs

• Fortress OS — where it wins

  • Covers LIHTC, HUD, HOME, USDA, bond, and layered programs
  • Combines compliance, accounting, maintenance, payments, and leasing workflows
  • Connects with property-management, accounting, marketing, and payment tools

  Where it doesn't

  • Pricing is handled through contact sales
  • The platform is web-based
  • Its broad workflow coverage may exceed the needs of simple operators

• Fairmark — where it wins

  • Covers eligibility, waitlists, inspections, recertifications, and HUD workflows
  • Includes staff, landlord, and participant portals
  • Offers APIs, HUD integrations, payments, SSO, and BI exports

  Where it doesn't

  • Focused on voucher and public housing rather than full property management
  • No free plan is available
  • Annual pricing scales by voucher volume

• Fortress OS9.1/10 · Pricing on request

  A broad web platform for affordable housing operations, compliance, and resident services.

  Visit FortressFull verdict →
• Fairmark8.8/10 · Paid

  A broad voucher-operations platform with transparent annual pricing for housing agencies.

  Visit FairmarkFull verdict →