FirebaseGoogle's app development platformFirebase Spark plan: no-cost tier with free quotasFirebase's Spark plan is free with no payment method, including no-cost quotas for Firestore, Realtime Database, Hosting and Authentication, and unlimited use of products like Crashlytics and Cloud Messaging.Free planOfficialNo credit cardNo-cost Spark planUnverifiedView dealfor Firebase (opens provider site in a new tab)
SupabasePostgres development platform with auth, storage and APIsSupabase Free plan: 2 free projects with Postgres, auth and storageSupabase's Free plan includes two active projects, each with a 500 MB Postgres database, 50,000 monthly active users, 1 GB file storage and unlimited API requests.Free planOfficialFree plan with 2 active projectsVerified Nov 2View dealfor Supabase (opens provider site in a new tab)