Firebase alternatives
6 backends worth comparing, rated on cost, control, speed to launch and scale, from managed rivals and open-source options to a custom build.
Short answer
The strongest Firebase alternatives in 2026 are Supabase for Postgres and SQL, Appwrite and PocketBase for open-source self-hosting, AWS Amplify for teams already on AWS, and Convex for reactive TypeScript apps. Firebase is still excellent for fast mobile launches; teams usually leave over relational data needs, usage-based cost surprises or lock-in to Firestore and Google Cloud.
Who Firebase is for
Firebase is Google's app development platform: a managed backend that gives web and mobile apps authentication, the Firestore and Realtime Database document stores, Cloud Storage, Cloud Functions, hosting, push messaging, analytics and crash reporting through client SDKs. Newer pieces include App Hosting for full-stack web frameworks, Data Connect for PostgreSQL through Cloud SQL, and AI Logic for calling Gemini models from apps.
It suits startups and product teams that want to ship a mobile or web app without running servers, especially when realtime sync, offline support and tight Android and Google Cloud integration matter. It is a classic backend-as-a-service, so the trade-off is that much of your data model and business logic ends up shaped around Google's products.
Why teams look for Firebase alternatives
Firebase is a sound choice for many teams. These are the situations where it tends to stop fitting, and what to check before you switch.
- 01
Relational data and SQL
Firestore is a document database with limited joins and query patterns. Apps with reporting, complex relations or transactions across many entities often want plain PostgreSQL. Data Connect helps, but it is a separate product with its own model.
- 02
Cost that is hard to predict
Blaze bills per document read, write and invocation. Chatty listeners, missing indexes or a bug in a loop can multiply reads, and there is no hard cap, only budget alerts and manual safeguards.
- 03
Lock-in to proprietary APIs
Security Rules, Firestore queries and Firebase Auth are specific to Google. Moving later means rewriting data access and auth flows, so some teams prefer an open-source or standards-based backend from day one.
- 04
Self-hosting and data residency
Firebase runs only on Google Cloud. Teams with on-premise, sovereign cloud or strict residency requirements need a backend they can run in their own infrastructure. See cloud consulting for planning that move.
- 05
Server-side logic outgrows Functions
As apps add background jobs, complex workflows and long-running processes, teams find a conventional API service or a different serverless model easier to test, version and debug than many independent Cloud Functions.
What matters to you?
Re-rank the 6 alternatives by your priorities
Pick the factors that matter for your project. The list reorders by our editorial fit assessment, not by vendor benchmarks.
Showing our editorial order. Firebase itself is the reference point on the map above.
- 01
Supabase
Open-source Postgres platform with auth, storage, realtime and edge functions
Managed service- Best for
- Teams that want Firebase-style developer experience on top of relational PostgreSQL, with the option to self-host later
- Pricing model
- Free plan with limits (inactive free projects pause), then per-organization monthly plans with included usage, compute add-ons and metered overage; enterprise contracts available. Self-hosting is free.
- LaunchStrong
- CostGood
- ControlStrong
- No-codeLimited
- ScaleGood
- EcosystemStrong
Firebase vs SupabaseStrengths
- Full PostgreSQL with SQL, joins, extensions such as pgvector, and row-level security
- Open source and self-hostable, which reduces long-term lock-in
- Auto-generated REST and GraphQL APIs plus client libraries for major platforms
Trade-offs
- Offline sync is not built in the way Firestore offers it; needs extra libraries
- Fewer bundled mobile extras such as crash reporting and remote config
- 02
Appwrite
Open-source backend server with auth, databases, storage, functions and messaging
Open source- Best for
- Teams that want a Firebase-like feature set they can run on their own servers or use as a managed cloud
- Pricing model
- Free to self-host. Appwrite Cloud has a free tier, a Pro plan billed per project per month with included usage and overage, and custom enterprise plans.
- LaunchGood
- CostStrong
- ControlStrong
- No-codeLimited
- ScaleGood
- EcosystemGood
Strengths
- Self-hostable with Docker, so data stays in infrastructure you choose
- Broad SDK coverage for web, Flutter, Apple, Android and server languages
- Includes functions, messaging (email, SMS, push) and site hosting in one product
Trade-offs
- Self-hosting means you own upgrades, backups, scaling and security patches
- Smaller ecosystem and fewer third-party guides than Firebase or Supabase
- 03
AWS Amplify
AWS framework and hosting for full-stack web and mobile apps
Cloud platform- Best for
- Teams already on AWS that want a code-first backend built on Cognito, AppSync, DynamoDB, S3 and Lambda
- Pricing model
- No separate platform fee: you pay for the underlying AWS services you use, plus Amplify Hosting charges for build minutes, data transfer and requests. AWS Free Tier terms apply.
- LaunchGood
- CostGood
- ControlGood
- No-codeLimited
- ScaleStrong
- EcosystemStrong
AWS developmentStrengths
- TypeScript, code-first backend definitions that deploy into your own AWS account
- Direct path to the full AWS catalog when needs grow beyond the basics
- Enterprise controls: IAM, VPCs, compliance programs and regional choice
Trade-offs
- More AWS concepts to learn than Firebase; debugging spans several services
- Costs are spread across many AWS line items, which takes work to forecast
- 04
Convex
Reactive backend where queries, mutations and schema are TypeScript functions
Managed service- Best for
- TypeScript and React teams building realtime, collaborative or AI-assisted apps who want end-to-end type safety
- Pricing model
- Free plan with usage limits, then per-developer monthly plans with included usage and metered overage; business and enterprise tiers. The open-source backend can be self-hosted.
- LaunchStrong
- CostGood
- ControlGood
- No-codeLimited
- ScaleGood
- EcosystemGood
Strengths
- Queries are reactive by default, so UIs update live without manual listeners
- Transactional, typed backend functions colocated with the app code
- Open-source backend gives a self-hosting exit if needed
Trade-offs
- Its own data and function model, so moving away still means a rewrite
- Best fit for TypeScript stacks; native mobile SDK coverage is narrower than Firebase
- 05
PocketBase
Single-binary Go backend with SQLite, auth, realtime and file storage
Open source- Best for
- Small apps, internal tools, prototypes and solo developers who want a whole backend on one cheap server
- Pricing model
- Free and open source (MIT). You pay only for the server or VPS you run it on.
- LaunchStrong
- CostStrong
- ControlStrong
- No-codeLimited
- ScaleLimited
- EcosystemLimited
Strengths
- One executable with an admin dashboard; very quick to deploy and back up
- Realtime subscriptions, auth providers and file handling included
- Extendable in Go or JavaScript hooks when you need custom logic
Trade-offs
- Runs on a single SQLite node, so it does not scale horizontally
- Still pre-1.0, so upgrades can include breaking changes
- 06
Custom build
Your own API and database on managed cloud services, built with an agency
Custom build- Best for
- Products with complex domain logic, compliance needs or scale where owning the backend outweighs launch speed
- Pricing model
- Project-based build cost plus your own cloud bills and ongoing maintenance. Higher upfront investment than any BaaS; running costs depend on architecture.
- LaunchLimited
- CostStrong
- ControlStrong
- No-codeLimited
- ScaleStrong
- EcosystemGood
Backend and API developmentStrengths
- Full control of data model, hosting region, security and performance tuning
- No per-read pricing or vendor API lock-in; standard tools such as PostgreSQL
- Business logic lives in one tested, versioned codebase
Trade-offs
- Takes longer and costs more to launch than a hosted backend
- You own maintenance, monitoring, upgrades and on-call
The comparison matrix
Every option on the same six factors, with Firebase as the reference row. Three bars is strong, one is limited.
Swipe for all six factors
| Option | Launch | Cost | Control | No-code | Scale | Ecosystem |
|---|---|---|---|---|---|---|
| FirebaseReference | Strong | Limited | Limited | Limited | Strong | Strong |
| SupabaseManaged service | Strong | Good | Strong | Limited | Good | Strong |
| AppwriteOpen source | Good | Strong | Strong | Limited | Good | Good |
| AWS AmplifyCloud platform | Good | Good | Good | Limited | Strong | Strong |
| ConvexManaged service | Strong | Good | Good | Limited | Good | Good |
| PocketBaseOpen source | Strong | Strong | Strong | Limited | Limited | Limited |
| Custom buildCustom build | Limited | Strong | Strong | Limited | Strong | Good |
Decision guide
Which one should you pick?
Start from the constraint that is hardest to change later: who maintains it, where the data lives, and how costs grow with usage.
- Supabase
If you need relational data and SQL without managing servers
Managed PostgreSQL with auth, storage and realtime, and a familiar Firebase-like developer experience.
- Appwrite
If you need a Firebase-style backend you can host yourself
Open source, Docker-based and feature-rich, with an optional managed cloud.
- AWS Amplify
If you need to stay inside an existing AWS account and its controls
Deploys into your AWS account and connects to IAM, DynamoDB, Lambda and the rest of AWS.
- Convex
If you need live, collaborative UI with end-to-end TypeScript
Reactive queries and typed functions remove most manual sync and listener code.
- Firebase
If you need the fastest mobile launch with push, crash reporting and analytics included
Its mobile SDKs and bundled tooling are still hard to beat for an early-stage app.
- Custom build
If you need full ownership of a complex or regulated backend
You control architecture, data residency and costs, at the price of more upfront work.
Migrating off Firebase
- Step 01
Export your data
Use the managed export to write Firestore data to a Cloud Storage bucket, export Realtime Database JSON, and export Auth users with the Firebase CLI (auth:export). Exports include password hashes; copy the hash parameters from the console so users can keep their passwords.
- Step 02
Map documents to the new model
Design the target schema, often relational tables replacing nested collections. Write transform scripts, preserve document IDs as keys, and list every Security Rule so it becomes row-level policy or API authorization.
- Step 03
Replace each Firebase service
Map Auth, Storage, Functions, Cloud Messaging, Crashlytics and Remote Config one by one. Some have no equivalent in the new backend, so you may keep FCM or Crashlytics, which work fine alongside another backend.
- Step 04
Run in parallel and backfill
Dual-write or sync changes to the new backend while Firebase stays primary. Compare record counts and run a final delta copy. For mobile apps, ship a release that can talk to both before switching.
- Step 05
Cut over and retire
Switch reads and writes, migrate users on first login if hashes cannot be imported, monitor errors closely, then remove Firebase SDKs and lock down the old project once older app versions have aged out.
Get it built
Head-to-head comparisons
More alternatives guides
Firebase alternatives: questions
Something else on your mind? Ask a consultant and get a reply within one business day.
What is the best alternative to Firebase?
For most teams it is Supabase, because it offers similar convenience with PostgreSQL, SQL and an open-source core. Appwrite is the closest open-source, self-hostable match to Firebase's feature set. AWS Amplify suits teams standardized on AWS, and Convex suits TypeScript teams building reactive apps. The right pick depends on your data model, hosting constraints and team skills.
Is there a free alternative to Firebase?
Yes. Appwrite, PocketBase and Supabase are open source and free to self-host, so you pay only for your servers. Supabase, Appwrite Cloud and Convex also have free hosted tiers with usage limits. Firebase's own Spark plan is free too, but some products, such as Cloud Functions, need the pay-as-you-go Blaze plan.
What is the best open-source Firebase alternative?
Supabase and Appwrite are the most complete open-source options. Supabase is built around PostgreSQL and suits relational data. Appwrite mirrors more of Firebase's breadth, including functions, messaging and hosting, with its own database layer. PocketBase is a lighter single-binary option for small apps. All three can run on your own infrastructure.
Is Firebase still worth using in 2026?
Yes, for many apps. Google continues to develop it, adding App Hosting, Data Connect and AI Logic, and its mobile SDKs, push messaging and crash reporting remain strong. It is less suited to heavy relational workloads, strict data residency or teams that need predictable costs at high read volumes.
How hard is it to migrate off Firebase?
Data export is straightforward: Firestore exports to Cloud Storage and Auth users export with the CLI. The hard part is the code: Firestore queries, Security Rules and realtime listeners must be rewritten for the new backend, and mobile apps need a release cycle. Plan for a parallel-run period rather than a single cutover.
Firebase vs Supabase: which should I choose?
Choose Firebase for the quickest mobile launch, offline sync and bundled tools such as Crashlytics and Cloud Messaging. Choose Supabase if your data is relational, you want SQL and Postgres extensions, or you want the option to self-host. Our Firebase vs Supabase comparison covers the differences in depth.
Can I keep some Firebase services after moving my database?
Yes. Many teams move data and auth to Supabase or a custom API but keep Firebase Cloud Messaging for push notifications and Crashlytics for crash reporting. These services work independently of Firestore, so a partial migration is a common and practical path.
Why do Firebase bills spike unexpectedly?
Firestore charges per document read, write and delete, so inefficient listeners, unbounded queries or client-side loops can multiply operations. Blaze has no hard spending cap. Setting budget alerts, adding indexes, paginating queries and caching data reduce the risk, whichever backend you use.
Is AWS Amplify a good Firebase replacement?
It can be, if your organization already runs on AWS. Amplify provides auth, data, storage, functions and hosting deployed into your own AWS account, with access to every other AWS service. The learning curve is steeper than Firebase and costs span multiple AWS services, so it suits teams with some cloud experience.
Outgrowing Firebase?
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