Firebase vs Shopify
Google's mobile & web app development platform
vs. Dominant SaaS commerce platform — Online Store + Hydrogen headless
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
Shopify
Starter
$5/mo. Sell via social/chat links. No checkout site. Basic.
$5/mo
Basic
$29/mo ($19 annual). Full store. 2.9% + 30¢ online. 2 staff.
$29/mo
Shopify
$79/mo ($49 annual). 2.7% online. 5 staff.
$79/mo
Advanced
$299/mo ($229 annual). 2.5% online. Custom reports. 15 staff.
$299/mo
Plus
$2,300/mo (starting). Enterprise features, checkout customization, unlimited staff.
$2300/mo
Enterprise
Custom. For $1M+ GMV merchants. Dedicated support, Checkout Extensibility.
Custom
Free-tier quotas head-to-head
Comparing spark on Firebase vs starter on Shopify.
| Metric | Firebase | Shopify |
|---|---|---|
| auth mau | 50000 users/month | — |
| firestore deletes per day | 20000 docs/day | — |
| firestore egress gib month | 10 GiB/month | — |
| firestore reads per day | 50000 docs/day | — |
| firestore storage gib | 1 GiB | — |
| firestore writes per day | 20000 docs/day | — |
| functions cpu seconds | 200000 CPU-sec/month | — |
| functions gb seconds | 400000 GB-sec/month | — |
| functions invocations | 2000000 invocations/mo | — |
| functions outbound gb | 5 GB/month | — |
| hosting storage gb | 10 GB | — |
| hosting transfer gb month | 10.8 GB/month | — |
| phone sms verifications day | 10 sms/day | — |
| rtdb connections | 100 connections | — |
| rtdb downloaded gb month | 10 GB/month | — |
| rtdb stored gb | 1 GB | — |
| storage downloaded gb day | 1 GB/day | — |
| storage gb | 5 GB | — |
| storage operations day | 50000 ops/day | — |
Features
Firebase · 20 features
- A/B Testing — Experiments on Remote Config params, FCM notifications, and Analytics events. Ba…
- App Check — Attestation service: only requests from authentic, untampered app instances reac…
- App Hosting — Managed hosting for modern web apps (Next.js, Angular, SvelteKit). Git-based dep…
- Cloud Firestore — Serverless NoSQL document database. Real-time sync, ACID transactions, offline p…
- Cloud Functions — Serverless functions (Node.js/Python). Trigger on HTTP, Firestore, RTDB, Auth, S…
- Cloud Storage — Object storage for user files. Built on GCS. Security rules + signed URLs. Resum…
- Crashlytics — Real-time crash reporting for iOS/Android/Unity/Flutter. Stack traces, breadcrum…
- Data Connect — GraphQL API backed by Cloud SQL for PostgreSQL. Type-safe SDK generation. Previe…
- Dynamic Links — Deep links that survive app install. NOTE: deprecated, shutdown Aug 2025 — migra…
- FCM Topics — Publish/subscribe messaging: devices subscribe to topic names; backend sends one…
- Firebase AI Logic — Client-side SDK to call Gemini models directly from mobile/web. Formerly "Vertex…
- Firebase Authentication — Drop-in auth: email/password, phone, anonymous, 10+ federated providers, custom …
- Firebase Cloud Messaging — Push notifications for iOS, Android, Web (APNs/FCM transports). Topics, device g…
- Firebase Extensions — Pre-packaged Cloud Functions + config: Stripe, Algolia search, image resize, tra…
- Firebase Hosting — Static + dynamic hosting with global CDN. Preview channels, atomic deploys, rewr…
- Genkit — Open-source AI app framework. Unified API for Gemini, OpenAI, Ollama; tools, RAG…
- Google Analytics for Firebase — Free unlimited event tracking with audience building. BigQuery export on Blaze. …
- Performance Monitoring — App startup, HTTP network, and custom traces. Integrates with Google Analytics e…
- Realtime Database — Low-latency JSON tree database with WebSocket sync. Best for high-frequency pres…
- Remote Config — Feature flags / parameterized config with conditional targeting (user property, …
Shopify · 22 features
- Admin APIs — REST + GraphQL for management.
- App Store — 8,000+ apps.
- B2B (Plus) — Company accounts + catalogs.
- Checkout — Shopify-managed checkout (PCI-compliant).
- Checkout Extensibility — UI extensions in checkout (Plus).
- Collections — Manual + smart grouping.
- Customers — CRM-lite + B2B (Plus).
- Discounts — Automatic + code-based.
- Hydrogen — React/Remix headless framework.
- Inventory — Multi-location stock.
- Markets — Multi-region selling (currency, language).
- Online Store — Default Liquid-based storefront.
- Orders + Fulfillment — Multi-location fulfillment.
- Oxygen — Edge hosting for Hydrogen (Plus).
- Products + Variants — Full PIM.
- Shipping + Rates — Carrier integrations.
- Shopify Functions — Rust/WASM backend extensions.
- Shopify Payments — First-party payment processor.
- Shop Pay — Accelerated checkout with saved payment.
- Storefront API — GraphQL for custom storefronts.
- Theme Store — First-party + paid themes.
- Webhooks — Event subscriptions.
Developer interfaces
| Kind | Firebase | Shopify |
|---|---|---|
| CLI | Firebase CLI | shopify CLI |
| SDK | Admin SDK (Go), Admin SDK (Java), Admin SDK (Node.js), Admin SDK (Python), Android SDK, Apple Platforms SDK, Flutter SDK (FlutterFire), JavaScript SDK, Unity SDK | @shopify/admin-api-client, @shopify/hydrogen |
| REST | Auth REST API, Cloud Storage REST, Firebase Management API, Firestore REST API, Realtime Database REST | Admin REST API |
| GRAPHQL | — | Admin GraphQL API, Storefront API |
| MCP | Firebase MCP Server | Shopify MCP (unofficial) |
| OTHER | Firestore gRPC, Realtime Database WebSocket | Liquid Templates, Shopify Admin, Shopify Webhooks |
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