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Browser Extensions · head to head

AdBlock Plus vs BuiltWith

AdBlock Plus logo

AdBlock Plus

Browser Extensions

The world's most popular ad blocker

From
Free
Rated
-
Full reviewWebsite
BuiltWith logo

BuiltWith

Browser Extensions

See what websites are built with

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: AdBlock Plus acceptable Ads allowlist model generates controversy over ad filtering conflicts of interest; BuiltWith free tier limited to individual site lookups with no features
  • They diverge on capability: AdBlock Plus covers Ad blocking, BuiltWith covers Technology profiling.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which AdBlock Plus and BuiltWith actually diverge.

Attributes where AdBlock Plus and BuiltWith differ
AttributeAdBlock PlusBuiltWith
Pricing modelfreesubscription
PlatformsChrome, Edge, Firefox, Opera, Safari, Yandex BrowserWeb
Founded20062007

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Browser Extensions).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in AdBlock Plus

  • Ad blocking
  • Acceptable Ads
  • Custom filters
  • Social media blocking
  • Safari support
  • Opera support

Only in BuiltWith

  • Technology profiling
  • Market research
  • Competitor analysis
  • Lead generation

Both cover

  • Chrome support
  • Firefox support
  • Edge support

What people use each for

The jobs each tool is most often brought in to do.

AdBlock Plus

  • Ad blocking for display ads, video advertisements including YouTube pre-roll/mid-roll/post-roll, pop-ups, flashing banners, and overlay adsnot BuiltWith
  • Performance enhancement by eliminating ad content to accelerate page load times and reduce data and battery consumption on mobile devicesnot BuiltWith
  • Security and privacy protection by blocking malware-infected ads (malvertising), preventing tracking by companies monitoring user behavior, and stopping access to malware-distributing sitesnot BuiltWith
  • Supports web browsers including Chrome, Firefox, Edge, Opera, and Safari, as well as iOS Safari and Android devicesnot BuiltWith

BuiltWith

  • Technology intelligence and market researchnot AdBlock Plus
  • Competitive analysis and lead generationnot AdBlock Plus
  • Web technology tracking and reportingnot AdBlock Plus

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

AdBlock Plus

  • Acceptable Ads allowlist model generates controversy over ad filtering conflicts of interest
  • Smaller feature set compared to open-source alternatives like uBlock Origin
  • Less customization and dynamic filtering compared to uBlock Origin
  • Mobile version less comprehensive than desktop extension
  • Chrome version increasingly limited due to Manifest V3 migration

BuiltWith

  • Free tier limited to individual site lookups with no features
  • Basic plan severely limited: 2 technologies, 2 keywords, 2 reports
  • Single login user on Basic and Pro plans
  • Minimum paid plan is $295/month
  • No monthly payment option mentioned; minimum 1-month term annual

Pricing, plan by plan

AdBlock Plus

Free
  • FreeFree
    • Ad blocking
    • Acceptable Ads option
    • Custom filters

BuiltWith

Free
  • FreeFree
    • Individual site lookups
    • Limited data access
  • Basic$295/month
    • 2 Technologies
    • 2 Keywords
    • 2 Retail Reports
  • Pro$495/month
    • Unlimited Technologies
    • Unlimited Keywords
    • Unlimited Retail Reports
  • Team$995/month
    • Unlimited access all features
    • Unlimited Pro Logins
    • CRM Integration

Which should you pick?

Choose AdBlock Plus if

  • You need ad blocking.
  • You want to start without paying.
  • You work on Chrome, Edge, Firefox, Opera, Safari, Yandex Browser.
  • You also want acceptable ads.
AdBlock Plus review

Choose BuiltWith if

  • You need technology profiling.
  • You want to start without paying.
  • You also want market research.
BuiltWith review

Questions people ask

Is AdBlock Plus or BuiltWith better?
Neither clearly leads. AdBlock Plus starts at Free and BuiltWith at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, AdBlock Plus or BuiltWith?
AdBlock Plus starts at Free and BuiltWith at Free.
Does AdBlock Plus or BuiltWith run on more platforms?
AdBlock Plus runs on Chrome, Edge, Firefox, Opera, Safari, Yandex Browser. BuiltWith runs on Web.
Can I use AdBlock Plus for free?
Both have a free tier, so you can try either at no cost before committing.
What is AdBlock Plus best used for?
AdBlock Plus is most often used for ad blocking for display ads, video advertisements including youtube pre-roll/mid-roll/post-roll, pop-ups, flashing banners, and overlay ads, performance enhancement by eliminating ad content to accelerate page load times and reduce data and battery consumption on mobile devices, security and privacy protection by blocking malware-infected ads (malvertising), preventing tracking by companies monitoring user behavior, and stopping access to malware-distributing sites, supports web browsers including chrome, firefox, edge, opera, and safari, as well as ios safari and android devices. Of those, ad blocking for display ads, video advertisements including youtube pre-roll/mid-roll/post-roll, pop-ups, flashing banners, and overlay ads and performance enhancement by eliminating ad content to accelerate page load times and reduce data and battery consumption on mobile devices are not what BuiltWith is typically brought in for.
What can AdBlock Plus do that BuiltWith cannot?
AdBlock Plus covers Ad blocking, Acceptable Ads, Custom filters, Social media blocking. BuiltWith covers Technology profiling, Market research, Competitor analysis, Lead generation. Both handle Chrome support, Firefox support, Edge support.

Answered from the vendors’ own pages

AdBlock Plus: What does Adblock Plus block?

Adblock Plus blocks banner ads, pre-roll and mid-roll video ads on YouTube, pop-ups, sidebar ads, and most standard display formats. With Acceptable Ads disabled and EasyPrivacy enabled, it achieved a 100/100 score on AdBlock Tester in April 2026.

Source
BuiltWith: Does BuiltWith offer a free plan?

Yes, BuiltWith offers a free tier for individual website lookups. For full features, paid plans start at $295/month (Basic).

Source
AdBlock Plus: What browsers does Adblock Plus support?

Adblock Plus is available for Chrome, Edge, Firefox, Opera, Safari, and Yandex Browser.

Source
BuiltWith: What are the differences between Basic and Pro plans?

Basic ($295/month) includes 2 technologies, 2 keywords, and 2 retail reports. Pro ($495/month) provides unlimited access to technologies, keywords, and retail reports.

Source
AdBlock Plus: Is there a premium version of Adblock Plus?

Yes. Adblock Plus Premium costs $40 annually or $4 per month and allows users to block cookie consent pop-ups, while the free version includes core ad blocking.

Source
BuiltWith: How many users can access BuiltWith simultaneously?

Basic and Pro plans include 1 system login. The Team plan at $995/month provides unlimited Pro Logins for multi-user access.

Source
AdBlock Plus: What is Acceptable Ads?

Acceptable Ads is an opt-in setting that allows advertising Adblock Plus deems unobtrusive to display on websites; it is disabled by default but can be toggled in Settings.

BuiltWith: What payment methods does BuiltWith accept?

BuiltWith accepts credit cards (Visa, Mastercard, Amex), PayPal, Bitcoin, and wire transfers for yearly contracts.

Source
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