Little Snitch vs GlassWire
A detailed comparison to help you choose between Little Snitch and GlassWire.
Little Snitch macOS application firewall with stealth mode. | GlassWire Network monitoring and firewall with visual interface. | |
|---|---|---|
| Rating | 4.6 (442 reviews) | 4.4 (404 reviews) |
| Pricing Model | paid | freemium |
| Starting Price | From $59/mo | From $0/mo |
| Best For | Best for users wanting network-level firewall protection | Best for users wanting network-level firewall protection |
| Free Tier | ||
| API Access | ||
| Team Features | ||
| Open Source | ||
| Tags | — | — |
Little Snitch
Pros
- + Granular outbound control per app, domain, port, protocol
- + Strong real-time Network Monitor with long history view
- + Silent Mode reduces interruption during setup
- + Built-in DNS encryption supports DoH, DoT, DoQ
- + Curated blocklists with automatic daily updates
- + Code-signature-based process identification aids rule durability
Cons
- - Rule editing can be complicated for advanced cases
- - Requires macOS system extension and background components
- - Not a VPN; no IP masking or geo-unblocking
- - Proprietary software; no public audit cited here
- - macOS framework changes can affect filtering behavior
GlassWire
Pros
- + Clear traffic graphs, usage tables, and Geo Map
- + Uses Windows Firewall API for blocking
- + Ask-to-Connect mode for per-connection approval
- + Network Scanner flags new devices on your LAN
- + Free tier available; paid Premium removes limitations
Cons
- - No macOS or iOS support
- - Some key controls are Premium-only
- - Can require networking knowledge to interpret data
- - No publicly evidenced independent security audit
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