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Convex vs Supabase: pricing, quotas & features (2025)

The reactive database where queries are TypeScript code
vs. The open source Firebase alternative with Postgres

Data sourced from vendor documentation · Last updated May 2026

Convex website ↗Supabase website ↗

Summary

Convex and Supabase are both baas platforms, addressing the same core use case with different implementation philosophies and trade-offs. Both offer a free tier, making it easy to prototype without a credit card. Both platforms start their paid tiers at $25/month. Supabase has a broader documented feature set (24 vs 18 features). The right choice depends on your existing stack, team experience, and feature requirements. All pricing and quota data below is sourced from Convex and Supabase's official documentation — not generated by AI or estimated.

Convex vs Supabase: Comparativa de precios, cuotas y características (2025)

En esta comparativa analizamos Convex y Supabase lado a lado — incluyendo precios mensuales, límites del tier gratuito, características técnicas, cuotas de uso (almacenamiento, transferencia, usuarios activos mensuales) y los interfaces de desarrollo disponibles. Todos los datos proceden de la documentación oficial de cada proveedor, no de respuestas generadas por IA.

Convex es una plataforma de la categoría baas — The reactive database where queries are TypeScript code. Ofrece 3 tiers de precio: Starter (Free) gratuito, Professional desde $25/mes, Business / Enterprise desde $2500/mes. Su catálogo en Staxly documenta 18 características y 13 interfazes para desarrolladores.

Supabase pertenece a la categoría baas — The open source Firebase alternative with Postgres. Ofrece 4 tiers de precio: Free gratuito, Pro desde $25/mes, Team desde $599/mes, Enterprise (personalizado). Su catálogo documenta 24 características y 12 interfazes para desarrolladores.

A continuación encontrarás los tiers de precio completos de ambas plataformas, una matriz de cuotas del tier gratuito (transferencia, almacenamiento, MAU, llamadas a la API y otros límites), el listado completo de características y los interfaces (CLI, SDKs, REST, GraphQL, MCP) disponibles para integrar cada servicio.

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Pricing tiers

Convex

Starter (Free)
Free with overage via usage-based billing. Great for prototypes.
Free
Professional
$25/developer/month. Overage: $2/M function calls. Daily backups, email support, custom domains.
$25/mo
Business / Enterprise
From $2,500/month. SAML/SSO, SLA, dedicated deployments, Slack Connect support.
$2500/mo
Convex website ↗

Supabase

Free
Perfect for experiments. Projects pause after 7 days inactivity.
Free
Pro
Production-ready. Usage-based overages apply.
$25/mo
Team
For teams; includes SOC2 attestation and priority support.
$599/mo
Enterprise
Custom quotas, HIPAA compliance, dedicated support.
Custom
Supabase website ↗

Free-tier quotas head-to-head

Comparing starter on Convex vs free on Supabase.

MetricConvexSupabase
bandwidth gb—5 GB/month
db storage gb0.5 GB0.5 GB
deployments40 deployments—
edge invocations—500000 invocations/month
egress gb month1 GB/month—
file storage gb1 GB1 GB
function calls month1000000 calls/month—
mau—50000 users/month
realtime messages—2000000 messages/month
team members6 users—

Features

Convex · 18 features

  • Actions — Non-deterministic functions for external I/O (fetch, AI APIs, email). Cannot rea…
  • Authentication — Convex Auth (built-in) or BYO provider (Clerk, Auth0, Kinde, WorkOS). ID tokens …
  • Convex Agents — AI agent framework with durable memory, threads, tool use. Works with OpenAI / A…
  • Convex Auth — First-party auth library: passwords, magic links, OAuth, phone — stored in your …
  • Convex Components — Reusable backend modules (rate limiter, workflow, aggregate, action-retrier, etc…
  • Cron Jobs — Recurring schedules defined in convex/crons.ts. UTC, cron-style patterns.
  • Durable Workflows — Long-running multi-step workflows with retries and at-least-once guarantees.
  • Exception Reporting — Auto-capture errors to Sentry, Axiom, Datadog.
  • File Storage — Upload/download via storage API. Returns storage IDs referenced in documents.
  • Full-Text Search — BM25 search index on table fields. withSearchIndex query helper.
  • HTTP Actions — Expose public HTTP endpoints for webhooks, OAuth callbacks, third-party integrat…
  • Log Streams — Stream function logs to Axiom, Datadog, Sentry. Pro+.
  • Mutations — Transactional write functions. All reads + writes in one mutation are ACID; conf…
  • Preview Deployments — Every Git branch gets its own isolated deployment. Integrates with Vercel/Netlif…
  • Queries — Deterministic read-only TS functions. Automatically cached and re-run when under…
  • Real-Time Subscriptions — useQuery auto-subscribes; server invalidates when data a query read changes. No …
  • Scheduler — schedule.after / schedule.at — enqueue functions to run later. Durable, survives…
  • Vector Search — Native vector index on tables. withIndex + filter fields. Up to 4096 dims.

Supabase · 24 features

  • Authentication — Complete JWT-based auth: passwords, magic links, OTP, OAuth, SSO, phone, MFA.
  • Backups & PITR — Automatic daily backups + Point-in-Time Recovery (WAL-G). 14-day default PITR wi…
  • Compute Instances — Upgradeable DB compute: Micro, Small, Medium, Large. Affects CPU, RAM, and conne…
  • Connection Pooling — Supavisor pooler: Session mode (persistent) and Transaction mode (serverless). D…
  • Cron Jobs — Scheduled recurring jobs via pg_cron. Trigger DB functions, edge functions, or H…
  • Custom Domains — Configure custom hostname for API endpoints with SSL certificate management.
  • Database Webhooks — Async HTTP callbacks on INSERT/UPDATE/DELETE via pg_net extension.
  • Edge Functions — TypeScript (Deno runtime) functions deployed globally at the edge. Supports secr…
  • Full-Text Search — PostgreSQL native FTS: to_tsvector, to_tsquery, GIN indexes, fuzzy matching, wei…
  • Image Transformations — On-the-fly resize, crop, quality (20-100), WebP auto-format. Smart CDN caching. …
  • Log Drains — Route all stack logs to HTTP, Datadog, Loki, Sentry, S3, OTLP, or Axiom. Up to 2…
  • Metrics API — ~200 Prometheus-compatible Postgres metrics. OpenTelemetry export to Datadog, Gr…
  • Network Restrictions — CIDR allowlist for database access. Multiple IP ranges supported. Pro+ plan.
  • OAuth 2.1 Server — Use Supabase Auth as OAuth provider. Custom Access Token Hooks for claim injecti…
  • PostgreSQL Database — Full PostgreSQL per project: SQL editor, table editor, CSV import, 50+ extension…
  • PostgreSQL Extensions — 50+ pre-installed extensions: uuid-ossp, pgvector, pg_cron, plv8, pgtap, pg_net,…
  • Preview Branches — Ephemeral or persistent DB branches for isolated testing. Git integration, auto-…
  • Queues — Exactly-once message queues built on pgmq. Stored in Postgres with configurable …
  • Read Replicas — Async read-only replicas in multiple regions. Geo-routing, replication lag monit…
  • Realtime — WebSocket subscriptions for DB changes (INSERT/UPDATE/DELETE), broadcast, and pr…
  • Row Level Security — SQL-native access control; policies auto-filter rows based on auth.uid() / auth.…
  • SSL Enforcement — Require TLS for all DB connections. Configurable: required, preferred, disabled.
  • Storage — Files, Analytics (Iceberg), and Vector buckets with global CDN (285+ cities) and…
  • pgvector — Store and search vector embeddings in Postgres. Supports HNSW/Flat indexes, cosi…

Developer interfaces

KindConvexSupabase
CLIConvex CLISupabase CLI
SDKAndroid / Kotlin Client, JavaScript/TypeScript Client, Next.js Integration, Python Client, React Client (useQuery), Rust Client, Svelte Client, Vue Client, iOS / Swift ClientC# SDK, Flutter SDK, JavaScript SDK, Kotlin SDK, Python SDK, Swift SDK
RESTDeploy / Dashboard API, HTTP ActionsManagement API, REST API (PostgREST)
GRAPHQL—GraphQL (pg_graphql)
MCP—Supabase MCP Server
OTHERWebSocket SubscriptionsRealtime (WebSocket)

Key takeaways

  • Both Convex and Supabase offer a free tier — Convex ("Starter (Free)") and Supabase ("Free") — with no credit card required to start.
  • The entry-level paid plan is $25/month for Convex (Professional) vs. $25/month for Supabase (Pro).
  • On the free tier, Convex includes 0.5 GB of db storage gb; Supabase includes 0.5 GB.
  • Supabase has a broader documented feature set (24 features) vs. Convex (18 features) in Staxly's catalog.
  • Developer integrations differ: only Supabase offers GRAPHQL/MCP.
Staxly is an independent catalog of developer platforms. Some links to Convex and Supabase may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.

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