There are many similarities and differences between Control D and other services, but none are like it or offer the same functionality.
| Control D | Pi-Hole | NextDNS | AdGuard | Cloudflare | "Smart" DNS | VPNs | |
|---|---|---|---|---|---|---|---|
| Supports All Devices | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ | ❌ | ❌ |
| No Apps To Install or Run | ✔️ | ❌ | ✔️ | ✔️ | ✔️ | ✔️ | ❌ |
| Blocks Ads and Trackers | ✔️ | ✔️ | ✔️ | ✔️ | ❌ | ❌ | ✔️/❌ |
| Blocks IP Level Threats | ✔️ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
| Service Level Blocking | ✔️ | ❌ | ✔️ | ❌ | ❌ | ❌ | ❌ |
| Unblocks Geo-Resticted Services | ✔️ | ❌ | ❌ | ❌ | ❌ | ✔️ | ✔️ |
| Number of Supported Web Services | 300+ | ❌ | 38 | ❌ | ❌ | Variable | ❌ |
| No-reconnect Service Unblocking | ✔️ | ❌ | ❌ | ❌ | ❌ | ✔️ | ❌ |
| Can Proxy All HTTP(S) Traffic | ✔️ | ❌ | ❌ | ❌ | ❌ | ❌ | ✔️ |
| Low Impact on Browsing Speeds | ✔️ | ➖ | ➖ | ➖ | ➖ | ✔️ | ❌ |
| Rule Scheduling | ✔️ | ❌ | ✔️ | ❌ | ❌ | ❌ | ❌ |
| Protects Activity That Doesn't Use DNS | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ✔️ |