Pro keys unlock a granular bandwidth scheduler. You can restrict Resilio Sync to a crawl during working hours (e.g., 9:00 AM to 5:00 PM) and unleash maximum transfer speeds overnight. Resilio Sync Free vs. Pro: At a Glance Resilio Sync Free Resilio Sync Pro Architecture P2P / Decentralized P2P / Decentralized Storage Limits Limited only by your hard drives Limited only by your hard drives Max File Size Selective Sync ❌ No (All files download) Yes (Save disk space) Identity Link ❌ No (Manual folder pairing) Yes (All devices auto-link) Dynamic Permissions Yes (Revoke/Edit anytime) Customer Support ❌ Community Forums Priority Email Support