Duo Security Pricing (2026)

Straight per-seat pricing, so you're paying per user who needs to authenticate — not per device, login, or app protected. The clean $3/$6/$9 ladder makes it dead simple to model costs as headcount grows, though the batch-purchasing rule (10s under 100 users, 25s over) means you're not buying exact seat counts — you'll often overpay for a few unused licenses.

From $3/mo 4 plans per-seat Free plan Free trial Best Duo Security alternatives → Duo Security's competitors →
Duo Free
$0/mo per seat
Duo Essentials
$3/mo per seat
Duo Advantage Popular
$6/mo per seat
Duo Premier
$9/mo per seat
Verified Sep 20, 2026 Official pricing page
Screenshot of Duo Security's pricing page showing its plans and prices
Their pricing page, captured Sep 20, 2026

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Duo Free

$0/mo
  • Add up to 10 users
  • Strong MFA
  • Seamless integrations
  • Free authenticator app

Duo Essentials

$3/mo per seat
  • Duo Directory
  • Phishing-resistant MFA
  • Complete passwordless authentication
  • Single sign-on
  • Trusted Endpoints
  • Unlimited applications

Duo Advantage

Popular
$6/mo per seat
  • Cisco Identity Intelligence (Cross-identity visibility, ISPM, and ITDR)
  • Duo Passport
  • Session theft protection
  • Active Directory Defense
  • Risk-Based Authentication

Duo Premier

$9/mo per seat
  • A comprehensive package for complete Zero Trust access
  • VPN-less remote access to private resources
  • Complete device trust with endpoint protection check

Does Duo Security have a free plan?

Yes: the Duo Free plan is free forever, not a time-limited trial. When you outgrow it, paid plans start at $3/mo. Paid tiers also come with a free trial (30 days).

What the free plan includes

  • Add up to 10 users
  • Strong MFA
  • Seamless integrations
  • Free authenticator app

AI Pricing Analysis

Pricing Model

Straight per-seat pricing, so you're paying per user who needs to authenticate — not per device, login, or app protected. The clean $3/$6/$9 ladder makes it dead simple to model costs as headcount grows, though the batch-purchasing rule (10s under 100 users, 25s over) means you're not buying exact seat counts — you'll often overpay for a few unused licenses.

Tier Strategy

Free is clearly a foot-in-the-door for very small teams or trials, not a real production tier. Essentials targets teams that just need MFA and basic access policies checked off, Advantage is built for orgs wanting device trust and adaptive policies (likely the sweet spot for mid-market IT/security teams), and Premier is aimed at security-mature orgs needing risk-based access and deeper compliance controls — the jump usually gets triggered by an audit, a compliance mandate, or a security incident that exposes gaps in the lower tiers.

Competitive Positioning

At $3-9/seat, Duo sits mid-pack in the identity/MFA space — cheaper than bundled enterprise IAM suites like Okta's access products, but pricier than bare-bones MFA-only tools. They're clearly going after Cisco's existing customer base and mid-market companies that want strong MFA without buying into a full IAM platform.

Growth Lever

Expansion comes from two angles: seat growth as the customer's org headcount increases, and tier upgrades as security requirements mature — device trust, adaptive access, and risk-based authentication are all gated at the top, so a single compliance requirement (like needing granular access policies for remote work) can force a jump from Essentials straight to Premier.

Want the strategist's read on the live page? Read the AI teardown of Duo Security's pricing page →

Duo Security Pricing FAQ

How much does Duo Security cost?
Paid plans start at $3/mo, going up to $9/mo for larger teams. You can get started on the free plan before committing.
Is there a free plan?
Yes. The "Duo Free" plan is free forever, not just a trial. You get add up to 10 users, strong mfa, seamless integrations — plus 1 more features. It's enough to evaluate the product before upgrading.
Can I try it before paying?
Yes — there's a free trial that lasts 30 days.
How does the pricing work?
Straight per-seat pricing, so you're paying per user who needs to authenticate — not per device, login, or app protected. The clean $3/$6/$9 ladder makes it dead simple to model costs as headcount grows, though the batch-purchasing rule (10s under 100 users, 25s over) means you're not buying exact seat counts — you'll often overpay for a few unused licenses.
Which plan makes sense for me?
Free is clearly a foot-in-the-door for very small teams or trials, not a real production tier. Essentials targets teams that just need MFA and basic access policies checked off, Advantage is built for orgs wanting device trust and adaptive policies (likely the sweet spot for mid-market IT/security teams), and Premier is aimed at security-mature orgs needing risk-based access and deeper compliance controls — the jump usually gets triggered by an audit, a compliance mandate, or a security incident that exposes gaps in the lower tiers.

More Identity pricing

All Identity pricing →

Comparing Duo Security to something specific? Try Duo Security vs Auth0, Duo Security vs Clerk, or Duo Security vs Descope. Or see the best Duo Security alternatives, ranked.

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