Why You Should Unplug Phone Chargers When They’re Not in Use

Most of us have at least one everyday habit we keep meaning to fix. Not the dramatic kind—just the small, “I’ll deal with it later” routines that quietly stick around.

One of mine was simple: I left my phone charger plugged into the wall even when nothing was charging. It didn’t feel like a big deal. The charger was just… there, ready for the next time I needed it.

But after reading up on it (and hearing the same reminder more times than I can count), I realized there are a few practical reasons it’s smarter to unplug chargers when they’re not actively being used—especially if you care about home electrical safety, energy efficiency, and protecting your devices.

1) Standby power still costs you money

Even when your phone isn’t connected, many chargers continue to draw a small amount of electricity. This is often called phantom power or vampire energy. One charger won’t make your electricity bill skyrocket, but multiple chargers—left plugged in 24/7—can add up over time.