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Best Duo Security Alternatives in 2026

Looking for something different? Here are the top alternatives to Duo Security, including direct competitors and similar tools.

Why Look for Duo Security Alternatives?

While Duo Security is well-rated (9.5/10), it might not be the perfect fit for every team. Common reasons users switch: per-user pricing can become expensive as organizations scale up, advanced features like device trust require higher tier plans. Explore the alternatives below to find the best match for your specific needs and budget.

D

Duo Security

FREEMIUM
9.5(0)
Multi-factor authentication and zero trust access security

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C

Cybereason

ENTERPRISE

Endpoint detection and response with AI-powered threat hunting

APPROVED
R

Rapid7

PAID

Security analytics and automation platform with InsightVM and InsightIDR

APPROVED
Q

Qualys

PAID

Cloud-based vulnerability management and compliance platform

APPROVED
T

Tenable

PAID

Vulnerability management and exposure assessment platform

APPROVED
P

Palo Alto Networks

ENTERPRISE

Enterprise cybersecurity with next-generation firewalls and cloud security

APPROVED
F

Fortinet

ENTERPRISE

Network security with next-generation firewalls and threat protection

APPROVED
O

OneLogin

PAID

Cloud identity management with SSO and directory integration

APPROVED
P

Ping Identity

ENTERPRISE

Enterprise identity security with single sign-on and MFA

APPROVED
A

Avast

FREEMIUM

Free antivirus software with comprehensive protection features

APPROVED
E

ESET

PAID

Lightweight antivirus with minimal system impact

APPROVED
K

Kaspersky

PAID

Security software with advanced threat detection technology

APPROVED
T

Trend Micro

PAID

Cybersecurity solutions for consumers and enterprises

APPROVED
C

Cloudflare

FREEMIUM

Security, performance, and reliability for your internet properties

APPROVED
A

Auth0

FREEMIUM

Flexible authentication and authorization platform for developers

APPROVED
C

Cloudflare Zero Trust

FREEMIUM

Zero trust network access and security for modern workforces

APPROVED
D

Datadog Security

PAID

Cloud security integrated with application observability

APPROVED
A

Authgear

FREEMIUM

Secure identity management and authentication for modern apps

ADEQUATE
B

Better Auth

FREEMIUM

Framework-agnostic authentication for TypeScript applications

ADEQUATE
C

Cerone

FREEMIUM

Zero Trust Security for AI Agents

ADEQUATE