There are many alternatives to GlassWire Firewall for Android if you are looking to replace it. The most popular Android alternative is 
3G Watchdog, which is free. If that doesn't suit you, our users have ranked 46 alternatives to GlassWire Firewall and three of them are available for Android so hopefully you can find a suitable replacement. Other interesting Android alternatives to GlassWire Firewall are 
Network Monitor Mini (Freemium) and 
My Data Manager (Free).
Visualize network activity in detail, get notified when new apps access the network, look out for malware, and block badly behaving apps. If you're looking for more info about GlassWire Firewall like screenshots, reviews and comments you should visit our info page about it. Below you find the best alternatives.
3G Watchdog Pro helps you master your cell phone plan's limits by monitoring your Mobile Internet (3G/Edge/GPRS) traffic usage: it shows a status icon (green/orange/red) in the notif bar and/or a detailed report page. Useful if your "unlimited data" plan actually has some restrictions.
Description We like live statistics. Android does not show network connection statistics on screen. You do not know the current internet bandwidth used for upload and download. This is a mini network monitor for your phone. It monitors the upload and download speed per second. It will always stay in the corner of your phone's screen. You can set the indicator to any corner of the screen, customize the color and transparency of the indicator.
Description Take control of your mobile data and save money on your mobile phone bill! “My Data Manager is an incredibly convenient tool” – CNET “My Data Manager ... is the best Android app for monitoring and taking control of the amount of data your Android is using” – Best Android Apps Review “Monitoring your data use has become an essential task ... which is why apps like My Data Manager are becoming so important.
