Simperium

Acquired

Simplenote (simplenote.com) and the Simperium platform for syncing…

Y Combinator S10

What it does

Simperium is a Y Combinator-funded company that builds a platform for syncing content among people and their devices. They released Simplenote as a showcase of this platform.

Its site says now · captured 2026-08-23

Simperium: A cross-platform data sync service.

Simperium is a cross-platform data sync service.

Next to it in Agent infrastructure · data sync and collaboration infrastructure

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