MongoDB Atlas Has a Free Tier — 512MB Cloud Database With Full API, Search, and Charts

Setting up a database should not take longer than writing your first query. MongoDB Atlas gives you a free cloud database — 512MB storage, shared cluster, full MongoDB API. No credit card. No expiration. I have been using their free tier for prototypes and side projects for years. Here is everything you need to know. What You Get for Free 512 MB storage on a shared M0 cluster Full MongoDB API — CRUD, aggregation, indexes Atlas Search — full-text search powered by Lucene Charts — visual dashboards from your data Realm/Device Sync — mobile offline-first sync Data API — REST endpoints for your collections (no driver needed) 3 regions — AWS, GCP, or Azure Automatic backups — daily snapshots Quick Start (3 Minutes) 1. Create a Cluster Sign up at mongodb.com/atlas , choose M0 Free Tier, pick a region. 2. Connect with Node.js npm install mongodb import { MongoClient } from " mongodb " ; const client = new MongoClient ( " mongodb+srv://user:pass@cluster.mongodb.net/mydb " ); await client . con