How to block porn on Android: 5 ways, step by step

By the Flamico team · Updated October 11, 2026 · 3 min read

Android doesn’t have a single “block adult content” switch, but it has strong tools if you know where to look. Here are five ways to block porn on an Android phone, from free settings to a full blocker, and how to make the block hard to undo in a weak moment.

1. Turn on Private DNS with a family filter (free, strongest)

Private DNS filters adult domains for the whole phone, on Wi-Fi and mobile data, in every browser and app.

1. Open Settings → Network & internet (on Samsung: Connections → More connection settings).
2. Tap Private DNS.
3. Choose Private DNS provider hostname and type family.cloudflare-dns.com.
4. Tap Save.

Cloudflare’s family service blocks known adult and malware domains. The catch: anyone can change this setting back in a few taps, and new sites aren’t always on the list right away.

2. Lock Google SafeSearch

SafeSearch hides explicit images, videos and links from Google results.

1. Open the Google app, tap your profile picture, then Settings → SafeSearch (or visit google.com/safesearch in your browser).
2. Choose Filter.

Combined with Private DNS, it removes most of the easy paths that start with a search.

3. Use Digital Wellbeing for your hardest hours

Most relapses happen at predictable times. Digital Wellbeing helps you protect them:

• App timers: Settings → Digital Wellbeing & parental controls → Dashboard, then set a daily limit for apps where explicit content finds you.
• Bedtime mode: greys out the screen and silences notifications at night, making late-night scrolling less tempting.
• Focus mode: pauses distracting apps on a schedule.

4. For a family phone: Google Family Link

If you’re protecting a child’s phone, Google Family Link lets a parent filter explicit sites in Chrome, require approval for apps and set screen time from another device. It’s built for parents and children, not for adults protecting their own phone.

5. Use a blocker built for quitting: Flamico

The settings above are filters, and every one of them can be switched off in seconds by the person they’re meant to protect. Flamico is built for people quitting porn:

• Blocks porn in every browser and app, with millions of adult sites kept up to date.
• Hard to undo, on purpose: unblocking takes 24 hours, and strict mode makes switching protection off much harder.
• One-tap phone lock for the moments it gets loud. Calls and messages keep working.
• Help in the moment: your own video, breathing with Mico, and an AI friend who never judges.
• Private by design: filtering happens on your phone, and we never see the sites you visit.

The Flamico Android app is launching soon after the iPhone version.

Make it hard to undo

• Don’t keep the keys. Where a setting can be protected with a PIN, let someone you trust choose it.
• Remove the back doors: uninstall extra browsers you don’t need, and turn off in-app browsers where you can.
• Protect every device: set the family DNS on your home router so laptops and TVs are covered too.
• Plan for the urge, not just the block. A block buys you time; this 10-minute plan gets you through it.

Questions people ask

Does Android have a built-in porn blocker?

Not exactly. Android has no single adult-content switch like iPhone’s Screen Time, but you can combine Private DNS with a family filter, Google SafeSearch and Digital Wellbeing to block most adult content for free.

Does Private DNS work on mobile data?

Yes. Unlike setting DNS on one Wi-Fi network, Android’s Private DNS applies to Wi-Fi and mobile data, which makes it one of the strongest free options.

Can I block porn on Android without the other person knowing?

Flamico is designed for people who want to protect their own phone. Monitoring or restricting another adult’s device without their knowledge isn’t something we support. For children, use Google Family Link.