Convex

Name: Convex
Brand: Convex

Realtime backend-as-a-service with reactive database and serverless functions

softwareCloud Platformsbackend-as-a-servicerealtimereactive-db

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Our Verdict

Best for

JS/TS developers needing instant realtime sync without ops

Skip if

Teams requiring multi‑language runtimes or on‑prem hosting

What is Convex?

Convex provides a fully managed backend platform that includes a reactive, versioned database, serverless functions, and file storage. It syncs data in real time across web and mobile clients, eliminating the need for custom server infrastructure. Developers can write TypeScript functions that run automatically on data changes, query the database with a simple API, and leverage built‑in authentication and scaling. The platform is designed for rapid iteration and production‑grade reliability.

SpecificationsAI-estimated

deploymentCloud/SaaS

open source✅ Yes

api available✅ Yes

support optionsEmail, Community Slack, Documentation

key integrationsVercel, Netlify, React, Next.js

Key Features of Convex

A reactive, versioned database that automatically updates client queries when data changes.

Serverless functions written in TypeScript execute on data mutations, HTTP requests, or scheduled jobs.

Built‑in file storage with automatic CDN delivery for assets like images and videos.

Real‑time synchronization pushes updates to web and mobile clients without additional code.

Automatic scaling handles traffic spikes without manual configuration or provisioning.

Integrated authentication and access control policies simplify secure data access.

Developer-friendly CLI and SDKs for JavaScript/TypeScript streamline local development and deployment.

Observability dashboards provide query latency, function execution metrics, and usage analytics.

Use Cases for Convex

Realtime Collaboration

Build collaborative editors or chat apps that instantly reflect changes for all users.

Mobile App Backend

Provide a scalable backend for iOS/Android apps with minimal server code.

Dynamic Content Management

Power headless CMS solutions where content updates propagate instantly to front‑ends.

Serverless APIs

Expose custom business logic via HTTP endpoints without managing servers.

Pros & Cons of Convex

Pros

Zero‑ops backend infrastructure
Realtime data propagation
Strong TypeScript integration
Automatic scaling and pay‑as‑you‑go pricing

Cons

Limited to JavaScript/TypeScript runtimes
Vendor lock‑in to Convex cloud
Advanced query patterns may require workarounds

Frequently Asked Questions

Can I run Convex on my own servers?

Currently Convex is offered only as a fully managed cloud service; self‑hosting is not supported.

What languages are supported for functions?

Functions are written in TypeScript/JavaScript and run on a V8 runtime.

Is there a free tier?

Yes, Convex offers a generous free tier with limits on storage, function invocations, and bandwidth.

How does authentication work?

Convex integrates with popular auth providers and lets you define access rules directly in the schema.

Pricing Overview

View full pricing →

Freemium

Detailed plans are not listed. Visit the official website for pricing information.

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