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MongoDB Realm Application Services

MongoDB Realm provides a suite of managed cloud services including Realm Sync, serverless cloud functions, declarative data access rules, and more. You can use Realm's services to write and host a full application in a managed cloud environment backed by MongoDB Atlas.

Realm App Icon

Create a New Realm App

Realm Apps contain all of your hosted services. Learn how to set up your Atlas cluster and create a new serverless application.

Realm Mobile Icon

Build a Synced Task Tracker

Android iOS .NET/Xamarin Node.js React Native

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Build a Web Task Tracker with GraphQL

Follow a tutorial to build a real-time task tracker web app.

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Build a Serverless App Backend

See how to use webhooks and triggers to run a serverless GitHub issue tracker.

Usage-Based Pricing & Free Tier

Application services have usage-based billing and include a generous monthly free tier for small development and production apps, so you can get started at no cost. For more details, see Billing.

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Realm Sync

Automatically synchronize data stored in Realm Database across devices and users.

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User Authentication

Configure one or more authentication providers that let users log in to your application.

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Write serverless JavaScript code to handle your application logic in the cloud.

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Schemas & Rules

Define data types, control what users can read and write, and validate data changes.

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Run functions that automatically execute for events like data changes or at scheduled times.

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Define HTTP endpoints for third-party apps and services to call.

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Access your data with an automatically generated GraphQL API and write custom query and mutation resolvers.

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Static File Hosting

Host and publish static assets like images or source files for a website on Realm's CDN.

You can use any of the following interfaces to work with Realm application services:

  • Realm UI: Create and maintain your Realm App from a web browser
  • Realm CLI: Define and deploy your app with local configuration files
  • GitHub Deploy: Deploy your app based on configuration files in a GitHub repo
  • Admin API: Use standard HTTP requests to manage your application
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