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Auth Calculator

Cost Calculator

Enter your monthly usage to see what each provider would charge. Comparing 6 providers.

10,000 MAU
1001K10K100K1M10M
Auth0Free
Free
Free tier (25,000 included)
ClerkFree
Free
Free tier (10,000 included)
ClerkPro
Free
Free tier + $0.02/MAU (10,000 included)
Firebase AuthSpark (Free)
Free
Free tier (50 included)
Supabase AuthFree
Free
Free tier (50,000 included)
Supabase AuthPro
Free
Free tier + $0.00325/MAU (100,000 included)
Supabase AuthTeam
Free
Free tier
WorkOSFree
Free
Free tier (1,000,000 included)
KindeFree
Free
Free tier (10,500 included)
KindePro
$25.00/mo
$25/mo + $0.0325/MAU (10,500 included)
KindeBusiness
$25.00/mo
$25/mo
Firebase AuthBlaze (Pay-as-you-go)
$54.72/mo
Free tier + $0.0055/MAU (50 included)
WorkOSPro
$125.00/mo
$125/mo
Auth0Essential
$1,035.00/mo
$35/mo + $0.1/MAU
Auth0Professional
$2,640.00/mo
$240/mo + $0.24/MAU

Custom Pricing

Auth0 EnterpriseContact sales
Clerk EnterpriseContact sales
Supabase Auth EnterpriseContact sales
WorkOS EnterpriseContact sales
Kinde EnterpriseContact sales