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Bvckup 2 vs Lsyncd: catalog facts
Bvckup 2	Lsyncd
Paid Paid software with a two-week free trial.	Free Free and open source.
Windows	Linux, Command line
Delta copying and multi-threaded processing for speed Backups can trigger when a specific USB drive is connected	Near real-time mirroring triggered by filesystem events Uses standard rsync and SSH for transfers
Windows only One-way replication rather than versioned backup archives	One-way mirroring rather than two-way sync Command-line and config-file only, no GUI
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-2.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.