TinySync Understand Integrate Decide FAQ Playground ↗

A file sync engine built cloud-authoritative, OS-native.

What TinySync is, how it works, and the decisions behind it.

UNDERSTAND

How TinySync works

From a write in Finder to every other device — the engine, the protocol, and the OS integration.

5 chapters → INTEGRATE

Drive as a Service

How an ecosystem plugs in: devices, groups, vaults, and the platform service that bridges identities.

5 chapters → DECIDE

Decision log

The architectural calls and their reasoning — PowerSync, device identity, and the v1 trade-offs.

4 records →
live playground

Don't just read about access — wire it up.

The playground runs against a real TinySync backend. Create users, register devices, grant vaults to groups, and watch every API call land — then revoke a token and see its access path go dark.

Open the playground ↗
The system at a glance — hover to inspect, click to read
Your device
Finder / Explorer → OS Adapter
Sync Engine → SQLite
HTTPS
⇄
wake hints
Cloud — the source of truth
Sync Server
Postgres Blob Store