Clients must use Pi-hole as their DNS server for network-wide filtering to apply.
Router or client DNS settings may need adjustment, and DNS paths that bypass Pi-hole won't receive its filtering.
Evidence source ↗
Pi-hole
Pi-hole is free, open-source DNS filtering software that blocks configured advertising and tracking domains across a network. It runs on supported Linux systems or in Docker.
Editorial overview
Aggregated Overview
Official documentation verifies DNS filtering, client and group controls, a web dashboard, CLI, REST API, and free self-hosted deployment. Installation and network configuration require technical setup. No reliable third-party review rating was verified.
This profile combines documented product information and independent evidence where available. It is not a hands-on test unless TechZella explicitly identifies one.
Pi-hole Decision Snapshot
A quick way to understand who this product may suit, where its limits matter, and which facts are most relevant before you compare alternatives.
Best suited to
Home users and technically capable network administrators seeking self-hosted DNS filtering across devices on a local network.
Look elsewhere if
Users who need browser-level content filtering, centrally hosted managed service, or dependable blocking of ads served from the same domain as desired content, and should evaluate alternatives such as AdGuard Home instead.
Platforms
CLI, Docker, Linux, Self-hosted, Web
TechZella assessment
7.7/10
Overview
Pi-hole is self-hosted DNS filtering software for networks. Devices that use it for DNS can have requests to listed domains blocked without installing Pi-hole software on each device.
It includes a web dashboard and command-line tools for configuration and administration. Operators can use allowlists, denylists, regular expressions, and groups to manage filtering.
Pi-hole filters domain lookups, not full web pages. It cannot reliably block advertising when ads and wanted content use the same domain.
Pi-hole — What Sets It Apart?
These are the product-specific differences that may matter when deciding whether the software fits your workflow. They are based on documented evidence rather than a universal ranking.
- Applies domain-based filtering at the DNS level for devices configured to use the Pi-hole server, without installing a client on each device.
- Offers client and domain group management, with rules that can differ by group.
- Provides a locally served API reference matching the installed Pi-hole version.
6 key claims verifiedOur editorial team checked this profile against vendor documentation, product documentation, supporting sources. Supported by 4 documented sources.
Pi-hole Pros & Cons
Pros
- Free software with self-hosted deployment.
- Can filter DNS requests for multiple network devices without a client installation on each device.
- Includes a web interface, CLI, group controls, and REST API.
- Supports Docker and several Linux distributions.
Cons
- Requires an always-available host and network DNS configuration.
- Filtering does not apply to devices or applications that bypass Pi-hole for DNS.
- DNS-level filtering cannot reliably separate ads from content served by the same domain.
- Docker DHCP use and port assignments require additional network configuration.
Pi-hole Gotchas & Operational Limits
These are documented constraints or practical friction points that may matter before you adopt the product.
A static IP address or DHCP reservation is required for the Pi-hole host.
Clients need a stable DNS server address to keep using the service.
Evidence source ↗Docker bridge networking needs correct DNS interface settings; DHCP service requires additional network configuration.
Default container isolation can prevent the service from behaving as expected on a local network.
Evidence source ↗Security & Privacy
For security-sensitive software, TechZella focuses on documented architecture, authentication, data handling, deployment and privacy details that can affect a buying decision. This is product research, not an independent security audit.
Security posture at a glance
| Deployment | Self-hosted on supported Linux distributions or Docker |
|---|
Security claims are presented only when supported by documented sources. The presence of this section does not constitute a penetration test, certification or independent security audit.
Pi-hole Pricing & Plans
Pi-hole
$0
Not applicable
Free software. Voluntary donations support the project; hardware or hosting may have separate costs.
Check current pricing →Pricing may change. Verify current plans on the vendor's website.
Pi-hole Competitors & Alternatives
Compare similar products directly, then see which alternatives may make more sense when your requirements differ.
Direct competitors
These products address broadly similar requirements. The descriptions focus on documented reasons a buyer might compare them with Pi-hole.
Pi-hole Features
DNS Filtering
- Blocks configured domains through DNS filtering rules
- Uses upstream DNS providers for permitted requests
- Supports allowlists, denylists, and regular-expression rules
Network Management
- Client and group management
- Optional DHCP server
- Dashboard with query information
Administration
- Web interface
- Command-line interface
- REST API with local interactive documentation
Demo & Screenshots
Pi-hole Specifications
| Pricing | Free; voluntary donations accepted |
|---|---|
| Free trial | Not applicable; software is free |
| Deployment | Self-hosted on supported Linux distributions or Docker |
| API | REST API; most endpoints require authentication |
| Integrations | Network DNS configuration, upstream DNS providers, and API access for scripts and home-automation tools |
| Minimum hardware | 512 MB RAM and 2 GB free storage listed in prerequisites |
| Network requirement | Static IP address or DHCP reservation |
| Supported operating systems | Alpine, Armbian OS, Debian, CentOS Stream, Fedora, Raspberry Pi OS, and Ubuntu; actively maintained versions |
Deployment & System Footprint
Verified installation, hosting, administration, or environment details that can affect implementation.
| Hosting | Self-host on supported Linux distributions or deploy using Docker. Source ↗ |
|---|---|
| Network configuration | Assign a static IP or DHCP reservation, then configure clients or the router to use Pi-hole for DNS. Source ↗ |
Our evidence-based assessment
TechZella Score
A proprietary editorial score based on product capabilities, usability, value, performance, support and user sentiment evidence.
7.7/10Moderate confidence
Official documentation verifies DNS filtering, client and group controls, a web dashboard, CLI, REST API, and free self-hosted deployment. Installation and network configuration require technical setup. No reliable third-party review rating was verified.
Methodology v1.0. The assessment weighs feature coverage (25%), ease of use (15%), value for money (20%), performance (15%), support (10%) and user sentiment (15%), using researched product evidence and verified review evidence where available. It is a TechZella editorial assessment, not a direct user-review average.
Editorial transparency
Our Review Methodology
Key claims are linked to the sources used to verify them. This evidence record is separate from third-party user ratings.
TechZella evaluates software using documented product capabilities, pricing information, usability and value considerations, independent user evidence where available, and competitive context. The assessment is an editorial review, not a hands-on test unless one is explicitly identified. Our editorial assessment is based on 4 documented sources.
What TechZella adds
- Applies domain-based filtering at the DNS level for devices configured to use the Pi-hole server, without installing a client on each device.
- Offers client and domain group management, with rules that can differ by group.
- Provides a locally served API reference matching the installed Pi-hole version.
Important limitations
- Requires a host on a supported operating system or a Docker environment, plus network configuration so clients send DNS queries to Pi-hole.
- DNS filtering acts on domain requests, not complete URLs or page elements, so it cannot reliably distinguish ads from content served by the same domain.
- The server needs a static IP address or DHCP reservation to function reliably as the network's DNS server.
Evidence-backed claimsPi-hole filters DNS requests using configured blocking lists and can be used across devices on a network. The software is free and open source. Pi-hole supports listed Linux distributions, including Debian, Raspberry Pi OS, and Ubuntu. Pi-hole provides a REST API and locally hosted interactive API documentation. Pi-hole can assign clients and filtering rules to groups. Pi-hole requires a stable IP address and DNS port availability.
The project describes Pi-hole as a DNS sinkhole and explains that network clients use it as their DNS server.
View source ↗Verified 2026-10-05The project states that Pi-hole is free and open source and invites voluntary support.
View source ↗Verified 2026-10-05The prerequisites documentation lists supported operating systems and says only actively maintained versions are supported.
View source ↗Verified 2026-10-05The API documentation identifies the API as REST-based and recommends the documentation served by the local installation.
View source ↗Verified 2026-10-05The group management documentation describes assigning clients and allow, deny, and regex rules to groups.
View source ↗Verified 2026-10-05The prerequisites page specifies a static IP or DHCP reservation and documents DNS service on port 53.
View source ↗Verified 2026-10-05Community feedback
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FAQ
Is Pi-hole free? Yes. The project describes the software as free and open source and accepts voluntary donations.
Is there a free trial? No trial period is listed because the software is free to use.
Which platforms does Pi-hole support? It supports specified Linux distributions and Docker deployments. Its web interface and CLI are administration methods, not separate native desktop or mobile apps.
Does Pi-hole have an API? Yes. It has a REST API, with interactive documentation served by each installation. Most API endpoints require authentication.
Can Pi-hole block every ad? No. It filters DNS domains rather than page content or full URLs, so ads served from the same domain as content cannot reliably be separated.
What integrations are documented? Pi-hole can be configured as the DNS server for network clients and supports upstream DNS providers. Its API can be used by scripts and home-automation tools.