Staxly

Firebase vs Stytch

Google's mobile & web app development platform
vs. Authentication platform for B2C and B2B

Firebase websiteStytch website

Pricing tiers

Firebase

Spark (No-cost)
Free tier with generous quotas. No credit card required. Cannot exceed free quotas.
Free
Blaze (Pay as you go)
Usage-based billing. Includes Spark quotas free, then pay Google Cloud rates. Required for Cloud Functions outbound networking, scheduled jobs, some extensions.
Custom
Firebase website

Stytch

Free
10,000 MAU. Unlimited orgs. 5 SSO/SCIM connections. 1,000 M2M tokens. 10,000 fraud fingerprints. Full auth suite.
Free
Pay as you go
Usage-based after free allowances. Volume discounts for high MAU.
$0 base (usage-based)
Enterprise
Custom. 99.99% SLA, private Slack, migration assistance, HIPAA/BAA.
Custom
Stytch website

Free-tier quotas head-to-head

Comparing spark on Firebase vs free on Stytch.

MetricFirebaseStytch
auth mau50000 users/month
firestore deletes per day20000 docs/day
firestore egress gib month10 GiB/month
firestore reads per day50000 docs/day
firestore storage gib1 GiB
firestore writes per day20000 docs/day
fraud fingerprints included10000 fingerprints/month
functions cpu seconds200000 CPU-sec/month
functions gb seconds400000 GB-sec/month
functions invocations2000000 invocations/mo
functions outbound gb5 GB/month
hosting storage gb10 GB
hosting transfer gb month10.8 GB/month
m2m tokens included1000 tokens
mau included10000 users/month
organizationsunlimited orgs
phone sms verifications day10 sms/day
rtdb connections100 connections
rtdb downloaded gb month10 GB/month
rtdb stored gb1 GB
sso connections included5 conns
storage downloaded gb day1 GB/day
storage gb5 GB
storage operations day50000 ops/day

Features

Firebase · 20 features

  • A/B TestingExperiments on Remote Config params, FCM notifications, and Analytics events. Ba
  • App CheckAttestation service: only requests from authentic, untampered app instances reac
  • App HostingManaged hosting for modern web apps (Next.js, Angular, SvelteKit). Git-based dep
  • Cloud FirestoreServerless NoSQL document database. Real-time sync, ACID transactions, offline p
  • Cloud FunctionsServerless functions (Node.js/Python). Trigger on HTTP, Firestore, RTDB, Auth, S
  • Cloud StorageObject storage for user files. Built on GCS. Security rules + signed URLs. Resum
  • CrashlyticsReal-time crash reporting for iOS/Android/Unity/Flutter. Stack traces, breadcrum
  • Data ConnectGraphQL API backed by Cloud SQL for PostgreSQL. Type-safe SDK generation. Previe
  • Dynamic LinksDeep links that survive app install. NOTE: deprecated, shutdown Aug 2025 — migra
  • FCM TopicsPublish/subscribe messaging: devices subscribe to topic names; backend sends one
  • Firebase AI LogicClient-side SDK to call Gemini models directly from mobile/web. Formerly "Vertex
  • Firebase AuthenticationDrop-in auth: email/password, phone, anonymous, 10+ federated providers, custom
  • Firebase Cloud MessagingPush notifications for iOS, Android, Web (APNs/FCM transports). Topics, device g
  • Firebase ExtensionsPre-packaged Cloud Functions + config: Stripe, Algolia search, image resize, tra
  • Firebase HostingStatic + dynamic hosting with global CDN. Preview channels, atomic deploys, rewr
  • GenkitOpen-source AI app framework. Unified API for Gemini, OpenAI, Ollama; tools, RAG
  • Google Analytics for FirebaseFree unlimited event tracking with audience building. BigQuery export on Blaze.
  • Performance MonitoringApp startup, HTTP network, and custom traces. Integrates with Google Analytics e
  • Realtime DatabaseLow-latency JSON tree database with WebSocket sync. Best for high-frequency pres
  • Remote ConfigFeature flags / parameterized config with conditional targeting (user property,

Stytch · 15 features

  • B2B AuthMulti-tenant auth: organizations, roles, JIT provisioning, enterprise SSO, SCIM.
  • B2C AuthConsumer auth: passwordless (magic links, OTP), passwords, OAuth, passkeys, WebA
  • Device FingerprintingFingerprint devices at signup/login. Block bots, credential stuffing, and ATO at
  • Device-Fingerprint Risk APIReal-time risk scoring API usable even without full auth.
  • Enterprise SSO (OIDC)OIDC SSO per organization.
  • Enterprise SSO (SAML)SAML 2.0 SSO per organization. Self-serve admin portal.
  • JIT ProvisioningAuto-create users in an org on first SSO sign-in.
  • Machine-to-MachineClient-credentials OAuth for service-to-service.
  • OAuth / SocialGoogle, Apple, Microsoft, GitHub, Slack, Discord, Facebook, LinkedIn, Amazon, Bi
  • OrganizationsMulti-tenant primitive with policies per org.
  • Passkeys (WebAuthn)FIDO2 passkey enrollment and authentication.
  • PasswordlessMagic links (email) + OTP (email/SMS/WhatsApp) + embeddable magic links.
  • RBACRoles and permissions per organization (B2B).
  • SCIM ProvisioningDirectory user/group provisioning from Okta, Azure, Google Workspace.
  • SessionsJWT or opaque session tokens. Configurable lifetime.

Developer interfaces

KindFirebaseStytch
CLIFirebase CLI
SDKAdmin SDK (Go), Admin SDK (Java), Admin SDK (Node.js), Admin SDK (Python), Android SDK, Apple Platforms SDK, Flutter SDK (FlutterFire), JavaScript SDK, Unity SDKAndroid SDK, Go backend SDK, iOS SDK, Java backend SDK, JavaScript SDK, Next.js SDK, Node backend SDK, Python backend SDK, React SDK, Ruby backend SDK
RESTAuth REST API, Cloud Storage REST, Firebase Management API, Firestore REST API, Realtime Database RESTB2B API, B2C API
MCPFirebase MCP Server
OTHERFirestore gRPC, Realtime Database WebSocket
Staxly is an independent catalog of developer platforms. Outbound links to Firebase and Stytch are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.

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