BuiltWith is a database you filter. Ecommerce Leads is a signal system. You tell it what problems you solve, and you'll get stores facing them. Instead of volume, you get relevance.
The list approach (BuiltWith)
The problem-detection approach (Ecommerce Leads)
The list approach
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Problem detection
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|---|---|---|
| What you get | A filterable database of technology stacks | Stores matching a problem you described, including things no database has a field for |
| How you find opportunities | Filter, export, then research each store yourself | We monitor and send new matches weekly |
| Contacts | None. You bring your own contact finder | Decision maker name, email and LinkedIn included |
| What changes week to week | Nothing . Same database, re-sorted | New stores entering the problem state |
| When it runs out | You've contacted the list, and that's it | It doesn't. The same universe produces new problems forever |
The honest version of "BuiltWith vs Ecommerce Leads" isn't a feature checklist. It's a question about what you're actually buying.
Every list vendor, BuiltWith included, sells you a finite universe. UK Shopify stores doing $500k–$5M is a few thousand businesses, and once you've contacted them, that's it. That's why list subscriptions churn.
A problem isn't finite. The same 3,000 stores generate new problems forever. A store that was fine in January loses its rankings in June, and becomes a legitimate, timely, non-spammy reason to reach out. Even one you already pitched. Even one you already lost. That's the difference between buying a list and buying detection.
"Ecommerce Leads has been a game-changer for us at GMS. They consistently deliver 20–30 high-quality leads each week, tailored to the exact demographics and geographical locations we request. Beyond just contacts, they provide valuable insight into each brand's current paid media strategy and spend, giving our team real substance when reaching out. This edge has helped us stand out against other agencies and connect with ecommerce brands doing genuinely interesting things in their space. A reliable and highly valuable partner to our growth pipeline."
BuiltWith is genuinely good at detecting technology. The question is whether what it does is what you need.
Market analysis, competitive intelligence, "who's using Shopify Plus". BuiltWith's tech stack data is best-in-class for that.
You're set up to take a raw list and do the per-store homework yourself, like contacts, traffic, the actual problem.
A stack match is enough reason for you to reach out. You don't need the store to have a specific, current problem.
SEO collapse, ad spend cut to zero, reviews about missing packages: you can describe the situation your best clients were in when they hired you.
Decision maker name, email and LinkedIn, plus the evidence and the angle.
You contacted your ICP once and now need new reasons to reach out to the same stores, or new stores entering the problem state.
BuiltWith starts at $295/month for technology data. Then you add a contact finder, a traffic tool, and the time to research each store. Ecommerce Leads starts at $299/month and ships the store, the person, the reason and the angle. You're not paying more. You're paying for a different thing.
We track hundreds of thousands of stores, analyze their data, and deliver only the ones that match your ICP and show signs of struggle.
Over 50 of them across Paid Media, SEO, Social Media, Website Performance, and more, across 500,000+ stores.
Our algorithm scans through the data and detects stores losing revenue and traction in your ICP.
Every lead includes verified emails of CEOs, CMOs, Heads of Ecommerce, or other relevant people who you should be talking to.
The most common questions teams ask when comparing the list approach with problem detection.
What's the real difference between BuiltWith and Ecommerce Leads?
Does BuiltWith include decision-maker emails?
Can BuiltWith tell me which stores have a specific problem right now?
What happens when I've contacted every store on the list?
How is the pricing different?
Which is better for a marketing agency doing outreach?
What's the real difference between BuiltWith and Ecommerce Leads?
It's a different category, not a different feature set. BuiltWith is a database you filter by technology stack. Ecommerce Leads is a problem you describe, including things no database has a field for, that we monitor continuously and send you new matches for, with the decision maker, the evidence and the angle.
Does BuiltWith include decision-maker emails?
No. BuiltWith gives you lists of stores using certain technologies, but no decision maker contacts. You'll need a separate contact-finding tool on top of it. Ecommerce Leads includes the decision maker's name, email and LinkedIn with every match.
Can BuiltWith tell me which stores have a specific problem right now?
No. BuiltWith shows technology stacks, not problems. It can't tell you which stores lost SERP positions, cut ad spend, or have reviews complaining about missing packages, because none of those have a field in a technology database. Ecommerce Leads builds detection for problems you describe, including ones no database indexes.
What happens when I've contacted every store on the list?
With a list, that's it. You've exhausted your universe, which is why list subscriptions churn. With Ecommerce Leads, the same universe keeps producing new problems. A store that was fine in January loses its rankings in June and becomes a fresh, timely reason to reach out, even one you already pitched.
How is the pricing different?
BuiltWith starts at $295/month for technology data, with unlimited plans up to $495/month, and you still need a separate contact finder and traffic tool. Ecommerce Leads starts at $299/month with decision maker contacts, traffic, ad spend, SEO, buying signals and 50+ data points included. Similar price, different category.
Which is better for a marketing agency doing outreach?
If you sell a service that solves a specific problem: SEO, paid media, CRO, webdev. Problem detection gives you the stores that have that problem right now, plus the contact and the reason. BuiltWith is better suited to technology research and market analysis, where a stack match is the whole answer.
Want to see exactly which problems we can detect today — and bring one of your own? See the full list of signals we detect, then book a demo and we'll run it on your ICP.
Describe the problems your ideal customer faces. We'll spot which stores have them, so you reach out at the right time, with the right offer, to the right person, and book meetings.