WhyFi
Slow WiFi on Mac? Find out why. Fix it.
One time feeMonitoring2,052 impressions#17 of its week
WhyFi is a macOS menu-bar app that monitors Wi-Fi, router, ISP and DNS in real time and tells you how to fix issues.
- for
- Mac users who need to diagnose slow or unreliable Wi-Fi connections.
- pricing
- paid
Key features
- Live connection monitor — Shows signal strength, noise, latency, jitter and DNS lookup time continuously from the menu bar.
- WhyFi Radar — Scans the room four times per second to locate the strongest Wi-Fi spot with a 0-100 score.
- Speed test with bufferbloat detection — Runs download/upload tests via Cloudflare and reports latency under load.
- AI-ready diagnostic export — Generates a shareable report that can be pasted into ChatGPT or Claude for assistance.
- One-click DNS switching — Switches between Google and Cloudflare DNS without leaving System Settings.
- Channel scanner — Shows congested Wi-Fi channels and suggests better ones.
- Captive portal detection — Identifies hotel or airport Wi-Fi login pages and alerts you.
- Battery-friendly polling — Polls faster when visible and slows down or sleeps when the Mac sleeps.
Use cases
- Identify whether slow Wi-Fi is caused by weak signal, router latency, ISP outage, or DNS issues.
- Find the optimal spot in a home or office for the strongest Wi-Fi signal.
- Run a quick speed test before a video call to ensure sufficient bandwidth.
- Export a diagnostic report and get AI-generated troubleshooting steps.
- Switch to a faster DNS provider with a single click.
WhyFi vs alternatives
 WhyFi |  LAN Orangutan |  LAN Sheriff |  Pulsetic |  ProcessSpy | |
|---|---|---|---|---|---|
| Best for | Real-time Wi-Fi diagnostics on macOS | Network scanning with Tailscale | Device discovery and mapping | Website uptime monitoring | macOS process monitoring |
| Pricing | Paid | Free | Free | Free | Free |
| DevHunt upvotes | 1 | 35 | 32 | 162 | 6 |
| Launched | Feb 2026 | Jul 2026 | Aug 2026 | Jan 2024 | Aug 2026 |
- WhyFi vs LAN Orangutan: LAN Orangutan is a network scanner with Tailscale support, not a real-time Wi-Fi diagnostics tool.
- WhyFi vs LAN Sheriff: LAN Sheriff maps devices on a world map; it does not analyze Wi-Fi performance.
- WhyFi vs Pulsetic: Pulsetic monitors website uptime, not local Wi-Fi health.
- WhyFi vs ProcessSpy: ProcessSpy monitors macOS processes, unrelated to Wi-Fi diagnostics.
WhyFi FAQ
Are there any good Wi-Fi analyzer apps for Mac?+
WhyFi is a budget-friendly macOS menu-bar app that monitors your connection in real time and tells you how to fix issues.
How can I run Wi-Fi diagnostics on a Mac?+
WhyFi provides continuous, actionable diagnostics from the menu bar, pinpointing Wi-Fi, router, ISP or DNS problems.
Why is my Mac Wi-Fi so slow?+
WhyFi pinpoints the layer (signal, router, ISP, DNS) causing slowness and gives step-by-step fixes.
Why does my Mac keep disconnecting from Wi-Fi?+
The app continuously monitors the connection and identifies whether router instability, DNS, or ISP issues are the cause.
What if I need help interpreting the diagnostics?+
You can export the stats as text or image and paste them into ChatGPT or Claude for AI-generated assistance.
Summarized by DevHunt from whyfi.network · Oct 4, 2026. Details may change; check the official site.
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