Control D vs OpenBLD
Control D
controld.comOpenBLD
openbld.netSide by side
| Figure | Control D | OpenBLD |
|---|---|---|
| Price from | $2/mo | $15/mo |
| Free plan | — | Yes |
| Free trial | Yes | — |
| Open source | Yes | — |
| Web | Yes | Yes |
| Windows | Yes | Yes |
| macOS | Yes | Yes |
| Linux | Yes | Yes |
| iOS | Yes | Yes |
| Android | Yes | Yes |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 4 | 3 |
| Spec score · Internet Filtering Software | 9.1 (#3) | 9.0 (#6) |
| Founded | 2021 | 2019 |
| Integrations | Documented integrations include Asus Merlin, DD-WRT, Firewalla, OpenWRT, pfSense, OPNsense, Ubiquiti, Synology, major operating systems, browsers, RMM tools and Tailscale. | Plus integration options may include Active Directory DNS, ClickHouse, VictoriaLogs, Grafana, Prometheus-compatible monitoring, syslog, and SIEM systems. |
| Product | Control D is a customizable DNS filtering and traffic redirection platform that can block or redirect domains, services, and browsing activity. | OpenBLD provides protective DNS to block malware, phishing, tracking, and unwanted domains. |
| Support | The pricing comparison lists email and community support, an AI assistant, and live engineer sessions for some plans. | OpenBLD Plus includes professional support, while technical questions and general support are directed to Telegram. |
| What it does | Control D is a DNS filtering and traffic-redirection service that blocks threats and unwanted content and can route domains through proxies. | OpenBLD provides public protective DNS intended to block malware, phishing, tracking and unwanted domains. |
Plans
Control D
- SMB$2 a month
- EnterprisePriced on request
- MSP / ChannelPriced on request
- School / Non-profitPriced on request
OpenBLD
- OpenBLD FreeFree
- OpenBLD Plus$15 a month
- OpenBLD Plus enterprise deploymentsPriced on request
In their own words
Control D
Control D is a configurable DNS filtering and traffic redirection service for controlling access to domains, services and browsing activity. Its filtering includes 20 content categories, custom rules and more than 1,000 premade services that users can block or allow. Malware protection uses threat intelligence feeds and machine learning, with selectable aggressiveness levels. DNS connections support DNS-over-HTTPS, DNS-over-TLS, DNS-over-QUIC and DNS-over-HTTPS/3, as well as IPv4 and IPv6. Listed integrations cover Windows, macOS, Linux, iOS, Android, browsers, routers, RMM tools and Tailscale. API access includes generating and invalidating tokens. Raw query logs are retained for 30 days and lower-resolution analytics for up to one year; customers can choose analytics storage in New York, Amsterdam or Sydney. A free plan is available. The SMB plan costs $2 a month, billed per endpoint, and includes self-serve deployment and real-time analytics. Control D was founded in Toronto in 2021.
OpenBLD
OpenBLD provides protective DNS to block malware, phishing, tracking and unwanted domains. It supports classic DNS, DNS-over-HTTPS and DNS-over-TLS. The free service can be configured on phones, browsers, computers and routers without installing an agent or additional software. Its ADA profile is adaptive for most users, while RIC applies stricter filtering that may affect some services. OpenBLD Free is presented for personal use, home networks and small offices, and is billed Free forever with about 100,000 DNS queries per day and a limit of 100 requests per second per IP. OpenBLD Plus is aimed at companies, security teams and managed service providers. It adds organization-specific policies, centralized DNS analytics, security events and corporate DNS integrations. Deployment options are Managed Cloud, Dedicated DNS and On-Premise; the On-Premise option keeps DNS traffic, events and analytics within customer infrastructure. The documentation says there is no Service Level Agreement for OpenBLD DNS, while Plus lists SLA options. The service was founded in 2019.