Mullvad Browser vs Waterfox Comparison
| Feature | ||
|---|---|---|
| Overview | ||
| Rating | 8.4 | 6.7 |
| Established | 2023 | 2011 |
| Platforms |  Windows macOS Linux | WindowsmacOSLinux Android |
| Privacy | ||
| Source code | Fully open source | Fully open source |
| Telemetry | No telemetry | No telemetry |
| Anti-fingerprinting | Aggressive | Basic |
| Ad/tracker block built-in | Yes | Yes |
| End-to-end encrypted sync | No | Yes |
| Independent security audit | None on record | None on record |
| Technical | ||
| Engine | Firefox ESRShow detailsHide detailsForked from Tor Browser, which is itself built on Firefox ESR — Mullvad Browser keeps the anti-fingerprinting stack but drops the Tor network routing and Tor's onion-service patches. | Firefox ESRShow detailsHide detailsTracks Firefox Extended Support Release; Mozilla's security fixes are folded into Waterfox's own update cycle. |
| Default search | DuckDuckGo | Qwant |
| Built-in VPN/proxy | No | No |
