Wappalyzer vs WhatRuns
Wappalyzer and WhatRuns are both popular browser extensions for seeing a website's tech stack. Wappalyzer has evolved into a broader professional platform, while WhatRuns remains a lightweight tool for casual checks.
Wappalyzer vs WhatRuns at a glance
| Feature | Wappalyzer | WhatRuns |
|---|---|---|
| Platform | Extension + Web App | Extension only |
| Lead Generation | Yes (Paid) | No |
| API | Yes | No |
| Pricing | Freemium / Paid | Mostly free |
Where Wappalyzer wins
- larger tech database
- building lead lists
- professional API access
Where WhatRuns wins
- lighter, simpler extension
- completely free for casual use
- clean, no-frills UI
Which should you choose?
Use WhatRuns for casual browsing curiosity. Use Wappalyzer if you need professional data and lists. Or try Laikastack for a web-based, pro-focused alternative.
Frequently asked questions
Do they both need extensions?
They are primarily extensions, but Wappalyzer also has a web app. Laikastack works entirely in the browser.