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Atlas Device Sync & Realm

Store, query, and sync mobile data fast

Build, ship, and scale real-time mobile apps with a leading mobile database that includes device to cloud sync. Get started fast with a full-featured sample app for iOS, Android, or cross-platform frameworks.
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JOIN THE 100K REALM DEVELOPERS
7-Eleven
Cox Automotive
Humanitix
Inelo
flobiz
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Guarantee real-time

Build apps that stay up to date in real-time across users, devices, and the backend automatically – no error handling or networking code required.
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Weeks not months

Eliminate thousands of lines of non-differentiating code by letting Device Sync handle conflict resolution and networking for you, so you can focus on shipping apps fast.
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From MVP to production

Backed by MongoDB Atlas, Device Sync provides a first-class developer experience while meeting the most demanding requirements for resilience, scale, and data privacy.

Build better apps in minutes

Try Realm with Atlas Device Sync today.
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GET STARTED FOR FREE WITH:
  • Local data persistence
  • Real-time data sync
  • Serverless functions
  • Multi-cloud database