🚀 Free & Open Source
LanLord - Your network, your rules. See everything on your home WiFi | Product Hunt

Your Network, Your Rules.

Become the lord of your LAN. See every device, diagnose problems, map WiFi dead zones, and finally understand what's happening on your network.

Download for Mac macOS 10.15+ • Universal Binary • 7MB
📡 Device Discovery
🔍 Network Diagnostics
📶 WiFi Mapping
⚡ Bandwidth Monitor
LanLord
$ lanlord scan
✓ Found 12 devices on network
📺 Living Room TV 192.168.1.42
🔊 Sonos Speaker 192.168.1.38
📱 iPhone 192.168.1.23
... and 9 more
$ lanlord diagnose
✓ Network Health: A
✓ All devices reachable
$ _
Features

Everything you need to rule your network

Eight powerful tools in one beautiful app. No subscription, no cloud, no BS.

📡

Device Discovery

Find every device on your network - Chromecast, Apple TV, Roku, Sonos, smart TVs, and more. Uses mDNS and SSDP scanning.

Automatic
🔍

Network Diagnostics

Run comprehensive tests - port connectivity, latency, multicast routing, firewall rules. Know exactly what's wrong.

One-click
💯

Health Scoring

Get A-F grades for each device and your overall network. Visual dashboard shows problem areas instantly.

Visual
🌐

Internet Health

Check connection status, DNS resolution, and run speed tests. See if the problem is your network or your ISP.

Speed Test
📶

WiFi Signal Map

Walk around and map signal strength room by room. Find dead zones and optimal router placement spots.

Real-time
👥

Who's On My WiFi

See every connected device with MAC address, hostname, and device type. Spot unknown devices instantly.

Security
📲

Guest WiFi QR

Generate QR codes for your WiFi. Guests just scan to connect - no more spelling out passwords.

Share
📊

Bandwidth Detective

Real-time upload/download monitoring per interface. Find out what's hogging your bandwidth.

Live
Simple

Three steps to network enlightenment

01

Download & Launch

One DMG file. Drag to Applications. No account needed, no cloud sync, works completely offline.

02

Scan Your Network

Click one button. LanLord discovers every device and runs diagnostics automatically. Takes about 10 seconds.

03

See Everything

Get a complete picture of your network. Health scores, device list, issues detected, and plain-English fixes.

Diagnostics

We detect these issues

🔒 Client Isolation
🧱 Firewall Blocking
🔄 Double NAT
🛡️ VPN Interference
🌐 Multiple Subnets
📡 Multicast Disabled
⚙️ IGMP Snooping
🐌 High Latency
🔍 DNS Problems
🚫 Port Blocked
👑

Ready to become the LanLord?

Download now. Free forever. No strings attached.

Download for macOS
v1.1.0 • macOS 10.15+ • Universal • ~7MB
🔐 First time opening? Click here

This app is signed and notarized by Apple.

If you see a security warning, here's the fix:

macOS Sequoia (15+):

  1. Try to open LanLord
  2. Go to System Settings → Privacy & Security
  3. Click "Open Anyway"

Older macOS:

  1. Right-click the app
  2. Select "Open"
  3. Click "Open" again

Terminal method:

xattr -cr /Applications/LanLord.app