Best 4 Real-Time Databases to use in 2025

Firebase is a cloud-based platform that provides backend services for applications. Think of it as a complete toolkit that handles everything your app needs on the server side. Instead of building your own servers, databases, and authentication systems from scratch, Firebase gives you ready-to-use services.

SurrealDB is a database that handles multiple types of data storage without needing different database systems. Think of it as one tool that can work like a traditional database with rows and columns, a document store like MongoDB, and a graph database for connected data—all at the same time.

Convex is a backend platform that gives you everything needed to build modern web and mobile applications. It includes a real-time database, serverless functions, file storage, and built-in features like authentication and scheduling. Unlike traditional backend setups, Convex updates your app automatically whenever data changes, without requiring complex code.

Supabase is a complete backend platform that gives you all the tools needed to build modern applications. At its core is a Postgres database, which is known for being stable and feature-rich. You can store data, create tables, and manage relationships without writing complex code.