MassSync
v1.0.0 · Windows 10+ / Web · Updated 2026-03-16
Keep all your business data in sync, automatically.
Sync your business data between office, home, and laptop without the cloud. Automatic conflict resolution, encrypted transfers, and zero configuration. Just plug in and go.
Features
Everything you need — nothing you don't.
Automatic Sync
Sync data between your office, home, and laptop. Changes propagate automatically.
Works Without Internet
Take it with you on a USB drive. Sync over your local network or offline.
Conflict Resolution
Automatic conflict resolution with full audit trail. Never lose data.
Encrypted & Secure
All transfers are encrypted. Your data stays private, even in transit.
Zero Configuration
Nothing to configure — just plug in and go. Works with MassHR and CriticalAccounting.
Hub-to-Hub Federation
Connect multiple hubs across locations for enterprise-grade sync without cloud dependency.
Simple, Transparent Pricing
Start free. Upgrade when you need more.
Free
Free with any paid product
- SQLite database sync
- Automatic conflict resolution
- Encrypted transfers
- Works with MassHR & CriticalAccounting
- Zero configuration
System Requirements
- Windows 10 or later (64-bit)
- 4 GB RAM minimum
- 100 MB disk space
- No internet connection required (LAN sync supported)
Ready to get started?
Download MassSync free. No credit card, no sign-up, no strings attached.
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