500 MB across app environments (250 MB max per environment), 15,000 files per app; 30 MB request size ceiling.
Account
Azure account and subscription required; whether initial Azure Free signup requires payment-card verification is not established.
Retention
Ongoing Free hosting, three preview environments per app; no published fixed inactive-project expiry in reviewed docs.
Custom domain
Two already-owned custom domains per app on Free with managed TLS; no domain registration included.
Password protection
Preconfigured identity provider authentication is listed on Free; a shared viewer password for arbitrary static sites is not documented.
Billing
Static Web Apps Free is $0. 100 GB monthly bandwidth with no Free overage capacity; Azure subscription may include separately billed services and payment setup requirements.
Execution
Browser/static assets and integrated managed Azure Functions HTTP APIs; no continuously running server process. Managed API execution allowance not separately quantified in reviewed page.
Worth knowing
Microsoft positions Free for personal projects and Standard for production. Free does not support bandwidth overage; other Azure services can still be charged.
Reviewed 2026-11-14 from official documentation. Deployments have not been tested.