DuckDuckGo vs Vivaldi Comparison
| Feature | ||
|---|---|---|
| Overview | ||
| Rating | 6.9 | 5.9 |
| Established | 2018 | 2016 |
| Platforms |  Windows macOS AndroidiOS | WindowsmacOS LinuxAndroidiOS |
| Privacy | ||
| Source code | Partly open source | Partly open source |
| Telemetry | Always on | Always on |
| Anti-fingerprinting | Standard | Basic |
| Ad/tracker block built-in | Yes | Yes |
| End-to-end encrypted sync | Yes | Yes |
| Independent security audit | None on record | None on record |
| Technical | ||
| Engine | System WebViewShow detailsHide detailsWebKit on macOS/iOS, Blink via WebView2 on Windows, Android WebView on Android | Chromium |
| Default search | DuckDuckGo | Varies by locale (Bing on mobile) |
| Built-in VPN/proxy | Yes | Yes |
