switchpoint

Authentication · small businesses · 2026

Best authentication
for small business

Owner-operated businesses need software a non-technical owner can run themselves, with a clear monthly bill and predictable support.

Top pick

WorkOS

Enterprise-ready auth purpose-built for B2B SaaS — SSO, SCIM, and directory sync as first-class primitives.

Picked for small business because it a solid fit for small business.

Try WorkOS

The full shortlist

All 5 picks

  1. 1

    WorkOS

    Enterprise-ready auth purpose-built for B2B SaaS — SSO, SCIM, and directory sync as first-class primitives.

    Free up to 1M MAU on AuthKit. SSO + Directory Sync priced per connection.

    Picked for small business because it a solid fit for small business.

    Pros

    • SSO/SCIM are first-class, not upsells
    • Predictable per-connection pricing
    • Excellent enterprise support and SLAs

    Trade-offs

    • UI components less polished than Clerk's
    • Best fit is B2B — less optimized for B2C funnels
    Visit WorkOS
  2. 2

    Auth0

    The incumbent enterprise identity platform — broadest feature set and integrations.

    Free up to 25k MAU. B2B Essentials from $150/mo.

    Picked for small business because it a solid fit for small business.

    Pros

    • Enterprise-grade compliance (SOC 2, HIPAA, FedRAMP)
    • Mature SDK ecosystem
    • Strong support tiers

    Trade-offs

    • Pricing climbs fast past free tier
    • Heavier to integrate than Clerk
    Visit Auth0
  3. 3

    Stytch

    Developer-first auth with strong B2B org/role primitives and passwordless flows.

    Free up to 10k MAU. B2B from $249/mo.

    Picked for small business because it a solid fit for small business.

    Pros

    • B2B-native org and RBAC primitives
    • Excellent docs and DX
    • Flexible UI — headless or pre-built

    Trade-offs

    • Smaller community than Clerk/Auth0
    • Pricing steps up at the B2B tier
    Visit Stytch
  4. 4

    Supabase Auth

    Open-source auth tied into a Postgres-backed BaaS — full data ownership.

    Free up to 50k MAU. Pro $25/mo + $0.00325/MAU above.

    Picked for small business because it priced for small budgets.

    Pros

    • Open source and self-hostable
    • Tight Postgres + RLS integration
    • Generous free tier

    Trade-offs

    • Org/team primitives are DIY
    • Enterprise SSO is paid add-on
    Visit Supabase Auth
  5. 5

    Keycloak

    Battle-tested open-source IAM you run yourself — no MAU costs, full data residency.

    Free, open source. Hosting and ops are on you.

    Picked for small business because it a solid fit for small business.

    Pros

    • Zero per-user cost
    • Full data ownership and residency control
    • Mature enterprise feature set (SSO, SCIM, federation)

    Trade-offs

    • You operate it — upgrades, scaling, security
    • Steeper learning curve than hosted SaaS
    Visit Keycloak

Questions

FAQ

What's the best authentication for small business?

WorkOS. Picked for small business because it a solid fit for small business.

Is there a free option?

Yes — several picks have free tiers. Start with WorkOS.

How was this list ranked?

We re-rank each category against the buying criteria of small businesses: pricing, integrations, simplicity, and privacy. No 50-tool listicles. No fake winners.