Clerk.devvsFusionAuth
Which paid tool fits your workflow better? A data-grounded comparison built from our verified free-alternatives directory.
Clerk.dev vs FusionAuth at a glance
Clerk.dev and FusionAuth both sit in the Security space. This comparison is generated from FreeToolAlt.dev's verified directory data: 6 working free alternatives across the two tools, each link-checked by our automation.
Both tools carry verified list pricing in our directory, so the pricing comparison below reflects their published rates at the time of the last check.
| Category | Security | Security |
|---|---|---|
| Verified free alternatives | 3 | 3 |
Free & open-source alternatives compared
Free alternatives to Clerk.dev
A free, open-source authentication platform — actively maintained by an open-source community and free for both personal and commercial use Positioned as a popular alternative to Clerk.dev, offering comparable core features at zero cost.
A free, open-source authentication platform — actively maintained by an open-source community and free for both personal and commercial use Positioned as a popular alternative to Clerk.dev, offering comparable core features at zero cost.
An open-source identity and access management platform — actively maintained by an open-source community and free for both personal and commercial use Positioned as a popular alternative to Clerk.dev, offering comparable core features at zero cost.
Free alternatives to FusionAuth
An open source identity and access management solution — actively maintained by an open-source community and free for both personal and commercial use Positioned as a popular alternative to FusionAuth, offering comparable core features at zero cost.
A free open source identity and access management platform — actively maintained by an open-source community and free for both personal and commercial use Positioned as a popular alternative to FusionAuth, offering comparable core features at zero cost.
A free and open source OAuth 2.0 server implementation — with generous free-tier limits covering most personal and small-team projects Positioned as a popular alternative to FusionAuth, offering comparable core features at zero cost.
Pricing comparison
| Published price | $29/mo | $199/mo |
|---|
Data-grounded verdict
On published list pricing, Clerk.dev ($29/monthly) is $170 per month less than FusionAuth — a difference of $2040 per seat per year.
Both tools have verified free alternatives in the directory (3 for Clerk.dev, 3 for FusionAuth). Review the alternative profiles linked below to match one to your workflow before switching.
What this page does not claim
- GitHub community-star data is not available for the alternatives on this page.