On Android (APK) or Windows, the app can hook into the graphic rendering pipeline to force a lower "apparent" FPS without reducing actual system performance. 4. Use Cases

Before apps existed, cheaters used physical switches. You take an Ethernet cable, cut it, wire a light switch into the orange (Tx) wire. Flipping the switch kills your upload while keeping your download alive. This is undetectable by software because it is physical, but it is also cheating.

A fake lag app (sometimes called a "lag switch" for mobile or PC) is a software tool designed to intentionally disrupt your internet connection to a game server. Unlike a real lag caused by a storm or a bad ISP, a fake lag app creates or spiked latency on command.