Quantum Flare is described as '1) Anti-phishing & anti-ransomware: Protects you from apps that steal login credentials or credit card numbers. Complete ransomware threat attack protection'. There are more than 10 alternatives to Quantum Flare for Android, Android Tablet, Mac, Tor and Orbot. The best alternative is Little Snitch. It's not free, so if you're looking for a free alternative, you could try AFWall+ or NetGuard. Other great apps like Quantum Flare are App Manager (Free, Open Source), Stronghold (Free, Open Source), Mobiwol (Free) and orWall (Free, Open Source).
NetGuard provides simple and advanced ways to block access to the internet - no root required. Applications and addresses can individually be allowed or denied access to your Wi-Fi and/or mobile connection.
Application Firewall No Root Required Mobiwol is the only full feature ‘No Root Firewall app’ available on Play Store. Since the app doesn’t need root permission, it can be directly run on any Android device, rooted or not.
orWall will force selected applications through Orbot while preventing unchecked applications to have network access.In short, orWall will add special iptables rules in order to redirect traffic for applications through...
A simple fast firewall. No root required. Prevent apps from accessing the internet, save your data, increase privacy, and improve battery life. Does that flashlight app really need internet access? No, Blok it.