Blocking ads on Android is different from desktop, because most mobile browsers don't support extensions. The good news: there's a clear path that works in 2026 — and it centers on the right browser.
The key: a browser that supports extensions
Chrome for Android doesn't support extensions, so you can't add an features" class="doc-internal-link">ad blocker to it directly. Firefox for Android does support add-ons — which makes it the practical way to run a real ad blocker on your phone.
That's why the first step to blocking ads on Android is simply switching to a browser that allows extensions.
How to block ads on Android with DNDShield
- Install Firefox for Android from your app store.
- Open the DNDShield install page and add it to Firefox for Android (add-ons menu → Add to Firefox).
- Confirm permissions, then confirm the shield is On (green).
Full steps: Install on Android.
What you get on mobile
- Automatic ad and tracker blocking as you browse.
- Cosmetic cleanup so pages don't leave broken ad gaps.
- The same privacy protection as desktop — fewer trackers following you between sites.
What about in-app ads?
An ad blocker works inside the browser. Ads shown inside other apps (games, social apps) aren't served through your browser, so a browser extension can't remove them — that's a limitation of how mobile apps work, not of the blocker.
FAQ
Can I block ads in Chrome on Android? Not with an extension — Chrome for Android doesn't support them. Use Firefox for Android with DNDShield instead.
Does it block YouTube ads on mobile? Behavior depends on the mobile browser and site — see How to Block YouTube Ads for how DNDShield handles YouTube.
Is it free? Yes — core mobile ad and tracker blocking is free.
What's the best ad blocker for Android browsers? It depends on the browser, since most mobile browsers don't support extensions at all. Firefox for Android does, which is why DNDShield runs there — install Firefox for Android first, then add DNDShield to it.
Get started: Install on Android · Compare plans