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Head-to-head · Ad Blocking Software

AdGuard vs AdBlocker Ultimate

  • Updated Oct 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score AdGuard #1 in Ad Blocking Software 9.4/10 Free plan · 14-day trial Free planFree trial✓ 1 of 4 features Visit AdGuard
AdBlocker Ultimate #4 in Ad Blocking Software 8.8/10 Free plan · 14-day trial Free planFree trial✓ 0 of 4 features Visit site

AdGuard leads on 0 checks, AdBlocker Ultimate on 0, and 2 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreAdGuard · 9.4/10
  • Free planboth
  • Free trialboth
  • Most featuresAdGuard · 1 of 4

AdGuard scores higher on our rubric for ad blocking software: 9.4 against 8.8 out of 10; our editors rank them #1 and #4.

AdGuard is the better fit for most users needing broad device coverage. AdBlocker Ultimate is the better fit for system-wide blocking across devices.

  • AdGuard fits best

    Most users needing broad device coverage

  • AdBlocker Ultimate fits best

    System-wide blocking across devices

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature AdGuard 9.4/10 Visit ↗ AdBlocker Ultimate 8.8/10 Visit ↗
At a glance
Editor score 9.4 8.8
Ranking #1 in Ad Blocking Software #4 in Ad Blocking Software
Best for Most users needing broad device coverage System-wide blocking across devices
Pricing model Free plan + paid Free plan + paid
Starting price — —
Free plan ✓ ✓
Free trial 14 days 14 days
Free trial length 14 days 14 days
Money-back guarantee 30 days 30 days
Deployment Desktop, Mobile, Browser extension Desktop, Mobile, Browser extension
Platforms Windows, macOS, Linux, iOS, Android, Chrome extension Web, Windows, macOS, iOS, Android, Chrome extension
Support Email, Community, Docs · 24/7 Email, Tickets, Docs
Built for Solo, Small business Solo, Small business
Features AdGuard 1/4 · AdBlocker Ultimate 0/4
App blocking Not checked yet Not checked yet
Tracker blocking Not checked yet Not checked yet
Custom filters Not checked yet Not checked yet
Element picker ✓ (best) Not checked yet
Specs
Platform coverage Not checked yet Not checked yet
Device limit Not checked yet Not checked yet
Filter-list control Not checked yet Not checked yet
Our review
Pros
  • Blocks ads and trackers in browsers and applications
  • Supports custom lists, user rules, allowlists, and element picking
  • Covers Windows, macOS, Linux, iOS, Android, and Chrome
  • Blocks ads, trackers, malicious domains, and phishing domains
  • Filters desktop applications through DNS and HTTPS traffic controls
  • Supports custom lists, allowlisting, and per-application filtering
Cons
  • Paid licenses are needed for expanded device coverage and features
  • Safari uses AdGuard Mini for Mac rather than the standard extension
  • It is neither open source nor equipped with AI features
  • Device limits are capped at 3 for Personal and 10 for Family
  • Mobile protection differs between app filtering and Safari protection
  • The browser extension is separate from dedicated desktop and mobile apps
Our verdict

AdGuard is an ad-blocking and internet-filtering product for consumers who want protection across browsers, applications, and personal devices. Its desktop and mobile applications cover Windows, macOS, Linux, iOS, and Android, while a…

Read the review →

AdBlocker Ultimate is a freemium ad-blocking and privacy suite for people who want protection beyond browser pages. It covers web, Windows, macOS, iOS, Android, and Chrome through a browser extension and dedicated applications. Its feature…

Read the review →
  1. AdGuardAd Blocking Software 9.4Free plan · 14-day trial
  2. AdBlocker UltimateAd Blocking Software 8.8Free plan · 14-day trial

Strengths and trade-offs

  • AdGuard — where it wins

    • Blocks ads and trackers in browsers and applications
    • Supports custom lists, user rules, allowlists, and element picking
    • Covers Windows, macOS, Linux, iOS, Android, and Chrome

    Where it doesn't

    • Paid licenses are needed for expanded device coverage and features
    • Safari uses AdGuard Mini for Mac rather than the standard extension
    • It is neither open source nor equipped with AI features
  • AdBlocker Ultimate — where it wins

    • Blocks ads, trackers, malicious domains, and phishing domains
    • Filters desktop applications through DNS and HTTPS traffic controls
    • Supports custom lists, allowlisting, and per-application filtering

    Where it doesn't

    • Device limits are capped at 3 for Personal and 10 for Family
    • Mobile protection differs between app filtering and Safari protection
    • The browser extension is separate from dedicated desktop and mobile apps
  • AdGuard9.4/10 · Free plan · 14-day trial

    A broad ad-blocking suite with strong filtering controls across desktop and mobile.

    Visit AdGuardFull verdict →
  • AdBlocker Ultimate8.8/10 · Free plan · 14-day trial

    A broad ad-blocking suite for users who want system-wide filtering across up to 10 devices.

    Visit siteFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update