App data, everywhere it's needed

Simperium is a cross-platform data sync service. Learn more

We deal with data

Simplify your code by adding a Simperium library to your app, and we’ll circulate data as the app makes changes. Full offline support means data syncs at the first available opportunity.

To learn more about how the service works, browse the documentation.

Tried and tested a million times over

More than a million users trust their valuable personal information to Simplenote — and trust Simperium to keep their data fresh. Try it!

Explore the samples →