If you want to simulate a slow connection (for testing), you can enable "Network Download Rate Limit" Developer Options on some newer Android versions. If you were looking for NetLimiter specifically to throttle speeds
: This app allows you to set specific upload and download speed limits for mobile data and Wi-Fi. It is particularly useful for managing tethering speed. netlimiter for android
A straightforward option that filters by hostname. You can blacklist URLs and block apps. While you cannot say "limit YouTube to 1Mbps," you can say "block YouTube's video streaming servers completely." If you want to simulate a slow connection
: Stop background apps from consuming expensive mobile data. A straightforward option that filters by hostname
: Excellent for seeing where your data goes, though it lacks the granular "per-app speed throttling" found in the Windows NetLimiter. 2. NetGuard (Best Firewall / No Root)