Softwr

Cybersecurity · head to head

Stytch vs Yarn

Stytch logo

Stytch

Cybersecurity

Identity platform with passwordless auth, passkeys and bot detection.

From
Free
Free plan
Yes
Full reviewWebsite
Yarn logo

Yarn

Developer Tools

Fast, reliable, and secure dependency management

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Stytch free tier limited to 10,000 monthly active users; scaling beyond this requires custom pricing negotiation; Yarn yarn 2+ (Berry) has limited ESM support which can be a constraint for some projects
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Stytch and Yarn actually diverge.

Attributes where Stytch and Yarn differ
AttributeStytchYarn
Pricing modelfreemiumfree
PlatformsWeb, APIWeb, Linux, macOS, Windows
CategoryCybersecurityDeveloper Tools
FoundedUnknown2016

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What people use each for

The jobs each tool is most often brought in to do.

Stytch

  • Applications prioritising passwordless and passkey authenticationnot Yarn
  • SaaS platforms requiring AI agent authentication and machine-to-machine flowsnot Yarn
  • Companies with emerging identity needs such as bot detection and device intelligencenot Yarn
  • Organisations building with Next.js and React requiring modern auth patternsnot Yarn
  • Applications needing transparent pricing without surprise tiers or feature gatingnot Yarn

Yarn

  • Monorepo teams managing dependencies across 50+ interdependent packagesnot Stytch
  • Enterprise JavaScript projects ensuring reproducible builds across CI/CDnot Stytch
  • Open-source projects with plugin ecosystems coordinating versionsnot Stytch
  • Teams requiring consistent package installs regardless of network conditionsnot Stytch

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Stytch

  • Free tier limited to 10,000 monthly active users; scaling beyond this requires custom pricing negotiation
  • Fraud prevention capabilities billed at $0.005 per fingerprint for usage exceeding 10,000 free checks
  • Additional SSO or SCIM connections beyond the 5 included in free tier cost $125 each
  • Brand customisation and email removal require one-time payment of $99
  • HIPAA and advanced fraud protection only available in Enterprise tier
  • No native UI builder; requires custom frontend development for fully-branded auth flows

Yarn

  • Yarn 2+ (Berry) has limited ESM support which can be a constraint for some projects
  • Smaller ecosystem and community compared to npm, though still substantial

Pricing, plan by plan

Stytch

Free
  • FreeFree
    • 10,000 monthly active users and AI agents
    • Unlimited organisations
    • 5 SSO or SCIM connections
  • Scaled$undefined/variable
    • Usage-based pricing for users exceeding 10,000
    • All free tier features
    • Volume discounts available
  • Enterprise$undefined/variable
    • Custom pricing
    • Discounted volume rates
    • Enterprise support SLA

Yarn

Free

No published plan breakdown. See the Yarn review.

Which should you pick?

Choose Stytch if

  • You want to start without paying.
  • You work on Web, API.
Stytch review

Choose Yarn if

  • You want to start without paying.
  • You work on Web, Linux, macOS, Windows.
Yarn review

Questions people ask

Is Stytch or Yarn better?
Neither clearly leads. Stytch starts at Free and Yarn at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Stytch or Yarn?
Stytch starts at Free and Yarn at Free.
Does Stytch or Yarn run on more platforms?
Stytch runs on Web, API. Yarn runs on Web, Linux, macOS, Windows.
Can I use Stytch for free?
Both have a free tier, so you can try either at no cost before committing.
What is Stytch best used for?
Stytch is most often used for applications prioritising passwordless and passkey authentication, saas platforms requiring ai agent authentication and machine-to-machine flows, companies with emerging identity needs such as bot detection and device intelligence, organisations building with next.js and react requiring modern auth patterns. Of those, applications prioritising passwordless and passkey authentication and saas platforms requiring ai agent authentication and machine-to-machine flows are not what Yarn is typically brought in for.

Answered from the vendors’ own pages

Stytch: What is included in Stytch's free tier?

The free tier includes 10,000 monthly active users (human and AI agents), unlimited organisations, 5 SSO or SCIM connections, and 1,000 machine-to-machine tokens with full authentication features.

Source
Yarn: What is Yarn's main advantage over npm?

Yarn downloads packages in parallel, significantly reducing installation time. It uses a yarn.lock file for deterministic installs, ensuring identical package versions across machines and preventing version conflicts common with npm.

Source
Stytch: Does Stytch support AI agent authentication?

Yes. Stytch provides native AI agent authentication and authorisation, with support for the Model Context Protocol (MCP) for authenticating AI agents accessing external systems.

Source
Yarn: Can I use Yarn in offline environments?

Yes, Yarn supports secure offline environments. The yarn.lock file enables reproducible installs without requiring new downloads.

Source
Stytch: What fraud prevention features does Stytch offer?

Stytch includes bot detection with 99.99% accuracy, device fingerprinting, invisible CAPTCHA, and zero-day device intelligence built into all tiers.

Source
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