Clerk.dev
Multi-factor authentication (MFA) software
Customer identity and access management (CIAM) software
Identity management software
- Features
- Ease of use
- Ease of management
- Quality of support
- Affordability
- Market presence
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$20 per month
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What is Clerk.dev
Clerk.dev is a developer-focused customer identity and access management (CIAM) platform that provides hosted authentication, user management, and session handling for web and mobile applications. It targets product teams building B2C and B2B SaaS apps that need sign-in/sign-up flows, social login, and organization/workspace features without building identity infrastructure in-house. The product is typically implemented via SDKs and prebuilt UI components and integrates with common frameworks. It also includes MFA options and security controls oriented around application authentication rather than device management.
Developer-centric integration model
Clerk provides SDKs and prebuilt UI components that reduce the amount of custom code required to implement sign-in, sign-up, and account management. This approach fits teams shipping modern web apps that want to standardize auth flows across multiple front-end frameworks. Compared with more enterprise-heavy identity suites, the implementation path is generally oriented around application developers and product teams. It also supports common patterns like session management and protected routes.
Built-in user and org management
Clerk includes user profiles, session controls, and organization/workspace constructs that map to common SaaS requirements (e.g., multi-tenant apps). This reduces the need to build separate admin tooling for basic identity lifecycle tasks such as inviting users, managing memberships, and handling account recovery. These features align with CIAM use cases where identity is embedded into the product experience. It can be a practical fit for teams that want identity plus tenant constructs in one service.
MFA and modern auth options
Clerk supports multi-factor authentication and common authentication methods such as passwordless and social login, depending on configuration. This helps teams meet baseline security expectations for consumer and SaaS applications. The product focuses on end-user authentication flows rather than workforce device controls. It can cover many standard CIAM security requirements without requiring a separate MFA product for typical app scenarios.
Less suited for complex enterprises
Clerk is primarily positioned for application authentication and CIAM, not broad enterprise identity programs. Organizations needing extensive policy engines, deep legacy protocol support, or highly customized authentication journeys may find limitations compared with larger enterprise-focused platforms. Complex regulatory environments may require additional controls, documentation, or bespoke architecture. Some advanced governance and risk features may need complementary tools.
Potential vendor lock-in
Using hosted UI components and platform-specific SDKs can create coupling between the application and Clerk’s implementation model. Migrating to another identity provider may require reworking front-end flows, session handling, and user management logic. Data export and identity migration planning become important for long-lived products. Teams should validate portability requirements early.
Coverage varies by use case
CIAM needs can extend beyond authentication into identity proofing, fraud signals, and high-assurance verification for sensitive transactions. Clerk focuses on authentication and user management, so organizations needing strong identity verification or specialized compliance workflows may need additional vendors or services. Similarly, device-centric or endpoint-oriented security is outside its scope. Buyers should map requirements across authentication, verification, and fraud controls separately.
Plan & Pricing
| Plan | Price | Key features & notes |
|---|---|---|
| Hobby (Free) | $0 — Free | No credit card required; up to 50,000 Monthly Retained Users (MRUs) included per app; 3 dashboard seats; up to 5 user impersonations/month; APIs & prebuilt UIs for sign up/sign in/profile; custom domain; fixed 7-day session lifetime. |
| Pro | $25 per month (monthly) or $20 per month (billed annually) | Everything in Hobby plus: 50,000 MRUs included per app; MRU overage tiers: $0.02/mo (50,001–100,000), $0.018/mo (100,001–1,000,000), $0.015/mo (1,000,001–10,000,000), $0.012/mo (10,000,001+); Remove Clerk branding; Multi-factor authentication (MFA); custom session lifetime; Satellite domains ($10/mo each); Enterprise connections (1 included; additional connections priced per-tier); SMS authentication available (per-SMS fees apply). |
| Business | $300 per month (monthly) or $250 per month (billed annually) | Everything in Pro plus: 10 dashboard seats included (additional seats $20/mo each); SOC2 report & HIPAA compliance; enhanced dashboard roles; priority support; audit logs. |
| Enterprise | Custom pricing (only billed annually) | Tailored solutions: annual committed use discounts, 99.99% uptime SLA, premium support SLA + dedicated Slack channel, onboarding & migration support; contact sales for quote. |
Add-ons & usage fees (selected highlights from official site):
- B2B Authentication (Enhanced add-on): $100/mo or $85/mo billed annually; includes unlimited members per org, verified domains, custom roles; free baseline B2B features included (100 MRO per app).
- Administration (Enhanced add-on): $100/mo or $85/mo billed annually; baseline includes 5 impersonations per month, enhanced adds unlimited impersonations.
- Billing: 0.7% of billing volume (plus Stripe fees where applicable).
- SMS messages: US & Canada $0.01 per SMS; International at market rate.
- Enterprise connection additional pricing (per connection): $75/mo each (2–15), $60/mo each (16–100), $30/mo each (101–500), $15/mo each (500+).
- Satellite domains: $10/mo each.
Notes: All plans support unlimited applications. Official docs describe MRU as a "monthly retained user" (a user who returns at least one day after sign-up). Clerk provides a one-month grace period on exceeding free allowances and recommends using development instances to try Pro features before going to production.
Seller details
Clerk, Inc.
San Francisco, CA, USA
2019
Private
https://clerk.com
https://x.com/clerkdev
https://www.linkedin.com/company/clerkdev/
