Net Blocker - Firewall per app

Contains adsIn-app purchases
3.7
8.03K reviews
1M+
Downloads
Content rating
Everyone
Screenshot image
Screenshot image
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About this app

Net Blocker allows you to block specific apps from accessing the Internet without root requirement.

How to use? Please watch demo
• TikTok
https://vt.tiktok.com/ZSreYVk4q
• YouTube
https://youtube.com/shorts/s4dMc5NZSaU

PLEASE read the descriptions below carefully before using.

As you known, there are apps and games which may:
• Access the Internet only to display ads or steal your personal data
• Continue to access the Internet in the background services even when you exited
Therefore, you should consider to block apps from accessing the Internet to help:
★ Reduce your data usage
★ Increase your privacy

Features:
★ Safe and easy to use
★ No root required
★ No dangerous permissions
★ Support Android 5.1 and up

PLEASE note that:
• This app only sets up a local VPN interface to be able to block the network traffic of apps without root. And it does not request the dangerous permissions such as Location, Contacts, SMS, Storage,... So, you can trust that it does not connect to a remote server to steal your privacy data. Please feel safe to use!

• Because this app is based on VPN framework of Android OS, so if turned it on you cannot use another VPN app at the same time and it may drain the battery.

• Even when apps and games are blocked from accessing the Internet, they can still display ads loaded from cache memory. So, you also need to clear their cache to be able to hide ads.

• Some IM apps (Instant Messaging apps, such as WhatsApp, Skype) may use Google Play services to receive the incoming messages if the app has no network. So you may also need to block "Google Play services" to block receiving messages for IM apps.

• Battery Optimization feature of Android OS may automatically stop VPN apps in the sleep mode to save battery. So you may need to disable the battery optimization for Net Blocker to keep it working normally.

• This app can't block Dual Messenger apps because Dual Messenger is a feature of Samsung devices only and it does not support VPN fully.

If you have any questions or suggestions, please contact me at thesimpleapps.dev@gmail.com

FAQ:
• Why can't I press "OK" button of the dialog?
This problem may be caused by using an app that can overlay other apps, such as blue light filter apps. Those apps may overlay the VPN dialog, so that cannot press "OK" button. This is a bug of Android OS which needs to be fixed by Google via an OS update. So if your device hasn't fixed yet, you may need to turn off the light filter apps and try again.
Updated on
Aug 15, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection
Data is encrypted in transit

Ratings and reviews

3.7
7.89K reviews
Terina Abdul Hamid
July 19, 2025
it's great app you can block the data and wifi you can turn off the data on each app you don't have to turn off your wife
2 people found this review helpful
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The Simple Apps
July 20, 2025
Hello, Thank you for using my app! Please share it with your friends if possible. Thanks!
Glenn
May 20, 2025
BEST APP I EVER INSTALLED. Reviewed this a couple years ago. but felt obligated to say thank you once again. This app is fantastic. I had to edit my review. I won't play any more games without this running. You don't realize how many ads are stuffed into most apps, Net Blocker, blocks then ALL!. I've found some games unplayable until I activated Net Blocker. Thank you so much for this app. Best app on my phone.
21 people found this review helpful
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The Simple Apps
May 20, 2025
Hi, Thank you so much for using my app and giving a great review! If it is useful, please also share it with your friends. And if there are any problems, please contact me via the email. Thank you so much 😀
Simon P
April 13, 2025
A great app, which I would have happily paid £10 for - marked down to one because it costs just under £50 per YEAR just to remove the ads. Looking at the Google Play price range, it goes as high as £149 - for a basic little app this is just sheer greed on the developer's part.
28 people found this review helpful
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What’s new

▪ Display theme: Dark, Light, Sync with OS
▪ Improve performance and fix bugs
▪ New features: Data usage, Data limit
• Data limit - Set how much data apps can use each day
• Data usage - View network data usage of each app