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Best BaaS for Mobile Apps (2026)
Complete guide to choosing a backend-as-a-service for your React Native or native app
16 min read•Tools: Firebase, Supabase, AWS Amplify, Appwrite•Updated Feb 2026
F
FirebaseS
SupabaseA
AWS AmplifyA
AppwriteQuick Recommendation
Firebase
Best Overall for MobileChoose if you need:
- ✓You want the most complete mobile-first BaaS with analytics, crash reporting, and remote config
- ✓Your app needs real-time sync across millions of devices with offline persistence
- ✓You value the fastest time-to-market with extensive documentation
Supabase
Best for Relational DataChoose if you need:
- ✓Your app has complex relational data that benefits from PostgreSQL
- ✓You want open-source portability with self-hosting option
- ✓You need predictable monthly costs with a spend cap
AWS Amplify
Best for EnterpriseChoose if you need:
- ✓Your client is already on AWS and needs integration with Bedrock, SageMaker, or S3
- ✓You need enterprise-grade compliance certifications (HIPAA, SOC 2, FedRAMP)
- ✓You want GraphQL-first API with sophisticated offline sync
Appwrite
Best for Self-HostedChoose if you need:
- ✓Self-hosting and full data sovereignty are non-negotiable
- ✓You need built-in messaging without third-party integrations
- ✓Budget is tight and you want unlimited usage self-hosted at zero cost
Side-by-Side Comparison
| Feature | Firebase | Supabase | AWS Amplify | Appwrite |
|---|---|---|---|---|
| Database Type | NoSQL (Firestore) | PostgreSQL (relational) | DynamoDB via AppSync | MariaDB (documents) |
| Starting Price | Free Spark; Blaze pay-as-you-go | Free (pauses); Pro $25/mo | $200 free credits; pay-per-use | Free Cloud (no pause); Pro $25/mo |
| Real-Time Support | Native; industry-leading at scale | Postgres CDC subscriptions | AppSync GraphQL subscriptions | WebSocket real-time events |
| Offline Sync | Built-in Firestore offline | Requires third-party (PowerSync) | DataStore with conflict resolution | Not built-in |
| Auth Providers | Email, phone, social, anonymous | Email, OAuth, magic link, phone | Cognito with SAML, OIDC, MFA | 30+ methods including JWT |
| React Native SDK | Excellent (@react-native-firebase) | Good (supabase-js) | Good (Amplify JS) | Good (appwrite SDK) |
| Vendor Lock-In | High | Low (open-source) | Medium-high | Very low |
Our Verdict
Firebase remains the gold standard for mobile BaaS when speed to market and real-time features matter most. Supabase is the strongest alternative for relational data and open-source flexibility. AWS Amplify is right for enterprise teams on AWS, and Appwrite is unbeatable for self-hosted control at zero cloud cost.
Frequently Asked Questions
Need help choosing between Firebase and Supabase?
Our engineers have production experience with both tools. We can help you make the right choice based on your specific requirements, timeline, and budget.