What's the best window AC unit? Our engineers tested and reviewed AC units to find the best picks whether you are looking to ...

Units with Wi-Fi support can be set to run on a schedule, or integrated with other smart home devices. This often requires installing an app, but some ACs offer Matter support, which allows you to ...

The best window AC units of 2026 are both powerful and energy-efficient. Our top five picks include quiet models from LG, ...

Get up to 38% off top units.

Your window air conditioner isn’t exactly the prettiest decor, but it is one of the best tools for staying cool in warm weather, especially if (like me) you don’t ...