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Firebase

Google’s app development platform for backend, auth, database, hosting, analytics, and AI features

Firebase is Google’s app development platform providing backend services including Firestore, Realtime Database, Authentication, Cloud Storage, Cloud Functions, Hosting, Analytics, messaging, and AI-connected app features. Current docs foreground Firebase AI Logic for Gemini API access, Genkit for full-stack AI and agentic apps, Firestore vector search, and SQL Connect. Spark plan is free; Blaze is pay-as-you-go.

About Firebase

Firebase is a Backend-as-a-Service (BaaS) platform by Google that provides a suite of tools for building and scaling web and mobile applications without managing servers. It includes Firestore (NoSQL document database), Realtime Database, Authentication (email, social, phone), Cloud Storage, Cloud Functions, Hosting, Firebase AI Logic for Gemini API access, Genkit for full-stack AI and agentic apps, Firestore vector search, SQL Connect, and other Google Cloud-connected services.

The platform is particularly popular for mobile development and rapid prototyping due to its generous free tier (Spark plan) and real-time data synchronization capabilities. Firebase Analytics and Crashlytics provide insights into app usage and stability. Firebase Extensions, AI Logic, Genkit, and SQL Connect offer pre-built and framework-level paths for common app and AI workflows.

The Spark is the free plan with no-cost usage limits for many services, while Blaze is the pay-as-you-go plan for production scale. Current pricing pages list examples such as Firestore no-cost quotas and Cloud Functions no-cost invocations before paid usage applies. Firebase is tightly integrated with Google Cloud Platform, making it easy to scale beyond Firebase's built-in services.

Pricing & Platform Specs

Pricing Summary

Firebase offers a free Spark plan with fixed daily and monthly resource caps for prototyping. The Blaze plan operates on a pay-as-you-go model that retains Spark's free allowances and bills excess usage per resource consumed.

full pricing breakdown →

Supported Platforms

Cloud-based; SDKs for iOS, Android, Web, Flutter, Unity, C++; Firebase Console and CLI

Explore categories, tags & use cases

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Serverless vector and full-text search on object storage

turbopuffer is a serverless vector and full-text search engine built on object storage and vendor-positioned as roughly 10x cheaper than traditional vector databases. Used by Anthropic, Cursor, Notion, and Atlassian for production search workloads. Official site reports 4T+ documents, 10M+ writes/s, and 25k+ queries/s in production systems. Funded by Thrive Capital.

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Fully managed RAG-as-a-Service platform for enterprise AI applications

Ragie is a managed retrieval-augmented generation platform that handles document ingestion, indexing, and retrieval so developers can build grounded AI applications without managing vector databases or chunking pipelines. It connects to Google Drive, Notion, Slack, Confluence, and other enterprise data sources with simple APIs for hybrid search and entity extraction.

freemium

Side-by-Side Comparisons

Convex logo
Convex
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Firebase

Convex vs Firebase: TypeScript-First Backend or Mobile BaaS?

Convex and Firebase both remove backend infrastructure work, but they optimize for different teams. Convex wins for TypeScript-first realtime web apps through serializable transactions, generated types, and automatic reactive queries; Firebase remains the stronger choice for offline-first mobile products and deep Google ecosystem integration.

ConvexFirebase
Supabase logo
Supabase
vs
Firebase logo
Firebase

Supabase vs Firebase — Open Source Backend Against Google's Platform

Supabase and Firebase are the two most popular backend-as-a-service platforms for modern application development. Supabase offers an open-source PostgreSQL-based stack with SQL power and self-hosting options, while Firebase provides a fully managed NoSQL ecosystem backed by Google Cloud. This comparison evaluates their databases, authentication, real-time features, pricing, and developer experience.

SupabaseFirebase
Supabase logo
Supabase
vs
Appwrite logo
Appwrite
vs
Firebase logo
Firebase

Supabase vs Appwrite vs Firebase — Backend-as-a-Service Comparison

Choosing a Backend-as-a-Service platform is one of the most consequential architecture decisions for any application. Supabase offers PostgreSQL power with open-source flexibility, Firebase provides Google's battle-tested mobile ecosystem, and Appwrite delivers self-hosted-first vendor independence. This comparison evaluates database capabilities, pricing, vendor lock-in, and developer experience to help you make the right choice.

Supabase logo
Supabase
vs
Convex logo
Convex
vs
Firebase logo
Firebase

Supabase vs Firebase vs Convex — BaaS

Backend-as-a-Service platforms let you ship products faster by abstracting away infrastructure — but the choice between a relational database, NoSQL, or a reactive engine has lasting architectural consequences.

Community experience

Sources & verification

Sources checked
Content verified

Verification dates are editorial checks. Routine CMS saves and automatic updatedAt timestamps do not advance them.

FAQ

What is Firebase?

Firebase is Google’s app development platform providing backend services including Firestore, Realtime Database, Authentication, Cloud Storage, Cloud Functions, Hosting, Analytics, messaging, and AI-connected app features. Current docs foreground Firebase AI Logic for Gemini API access, Genkit for full-stack AI and agentic apps, Firestore vector search, and SQL Connect. Spark plan is free; Blaze is pay-as-you-go.

Is Firebase free?

Firebase offers a free tier alongside paid plans. Firebase offers a free Spark plan with fixed daily and monthly resource caps for prototyping. The Blaze plan operates on a pay-as-you-go model that retains Spark's free allowances and bills excess usage per resource consumed.

Is Firebase still maintained?

Yes — Firebase is active. Its listing was last verified on August 26, 2026.

What are the best Firebase alternatives?

The first editor-selected Firebase alternatives are LanceDB, turbopuffer, Ragie.

How does Firebase score in our review?

The published editorial review lists Firebase at 84/100 overall across speed, privacy, and developer experience. Check the review's evidence status and test metadata for its verification level.