Folder Sync
Preview source and target changes before you copy anything.
Modern local-first desktop utility
Preview file changes, then sync with confidence.
FileLever is a local-first desktop app for Windows, macOS, and Linux built for safer folder sync, duplicate review, and clear control over everyday file workflows.
Private by default. No forced account.
Preview dashboard
Review new, changed, unchanged, and target-only files before the sync runs.
Session
Source
/photos/archive
Target
/backup/photos
Syncing
124
Target only
18
Workflow note
Review copy/update changes before running a sync.
Workflow note
Mirror mode stays explicit and confirmation-based.
Workflow note
Default excludes and custom filters reduce noise.
Preview every planned file change before anything moves.
Keep copy/update sync and mirror cleanup clearly separated.
Review exact-match duplicates without losing context.
Safety and trust
Clear modes, visible previews, and reviewable output matter more than hype when the software touches real folders.
Core features
Folder Sync
Preview source and target changes before you copy anything.
Folder Compare
See added, changed, unchanged, and target-only files before acting.
Duplicate Finder
Review exact duplicates using size grouping and hash confirmation.
Exclusions and Reports
Filter OS junk and keep records of what the sync run produced.
How it works
1
Choose folders
Set the source and target paths.
2
Preview changes
Review new, changed, unchanged, and target-only files.
3
Sync or clean up
Run the mode you intended.
Support the roadmap
Help fund packaging, signing, docs, and the next wave of workflows while keeping the core product accessible.
Free
$0
Current cross-platform sync, compare, and duplicate review workflows.
Supporter
Pay what you want / Minimum $10
Support the project and help fund better packaging and faster iteration.
Pro
$39/year
Future power-user workflows for automation, backup, and advanced search.
Business
$79/device/year
Commercial deployment, administration, and support workflows.
Final CTA
Download FileLever for Windows, macOS, or Linux and start with a calmer way to manage local file changes.