Sleezr Dual License — 1 person · 2 devices
One lifetime license for a single person across two machines (e.g. laptop + desktop) on the same email. No Team dashboard required.
Dual-specific
- 2 devices on one email — bind a primary and a secondary machine
- Release a device when hardware changes, then activate on the new one
- Everything in Solo, plus the second device seat for personal use
- One-time purchase — lifetime updates included, no subscription
Sleezr — Full Feature List
Core editing
- Create and maintain host entries in a clean interface, with inline comments to keep context next to each line
- Reorder entries by drag & drop, no manual line editing
- Instant search & smart filtering: find any domain or IP instantly, even in large hosts files
- Bulk import from hosts text: paste multiple host lines at once and create entries in seconds
- Command palette (⌘K): quick access to actions like add entry, switch environment, flush DNS, import, restore backup
Environments
- One-click environment switching: move between dev / staging / prod without hand-editing blocks of lines (⌘ + number to switch)
- Active environment always visible: clear view of what's active at any time
- Shared JSON config across a team: import a shared configuration to onboard teammates fast
Safety & reliability
- Automatic backups before every apply: rollback is always available, with timestamped backup history
- Validation and safeguards: built-in checks prevent malformed entries (e.g., invalid IPs)
- IPv6 validation: validates IPv6 addresses
- Restore from backup: recover your hosts file quickly if something goes wrong
DNS & system
- One-click DNS flushing: runs the correct DNS flush commands for your OS ("Apply & Flush DNS")
- DNS blocker alerts: warns you when DNS tools may interfere
- Browser cache cleanup: configured browsers can be cleaned after apply to reduce stale resolution
- Quick file access & refresh: refresh to pick up external changes, or open the hosts file location directly
App & platform
- Cross-platform: native desktop app for Windows, macOS & Linux (same experience on all)
- Multilingual interface: English, French, Chinese (中文), Japanese (日本語)
- In-app update flow: download, install, retry, and relaunch updates from within the app
- 100% local: your data stays on your machine
- Handles large hosts files: unlimited entries, stays fast whether 10 lines or 1000+
- Interactive in-browser demo: try it (add, toggle, apply) without installing
- Modern, polished UI built for 2026
Support & licensing
- Email support (dedicated)
- One-time purchase: lifetime updates included, no subscription
- Dual license: 1 person, 2 devices, same email — for more seats or teammates, choose Team (2+)
