🛠️ Tool
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Freemium
Beginner
When a competitor shares no numbers, their own website still leaks signal, and BuiltWith reads it for you. Paste a private rival's domain and you see their payment processor, analytics, email tool, hosting, ecommerce platform, and ad tech, all without asking them anything. It is the fastest way to turn a competitor you know nothing about into a concrete list of the tools they actually pay for.
BuiltWith Technology Lookup
From BuiltWith by BuiltWith Free lookup, instant per-site scan
- A competitor's public website exposes their real tech stack (payments, analytics, CRM, hosting), a signal you can read without their cooperation.
- The free single-site lookup is enough to start: the paid lists and history matter only if you want to track many rivals over time.
- Tech choices hint at strategy, so a switch to a heavier ecommerce platform or a new analytics tool tells you where a private competitor is investing.
