
Featured guide
What to Look for When Choosing an Air Purifier
A portable air purifier is a filter with a fan. Matching its airflow to your room, avoiding ozone and knowing what filters cannot do matter far more than the extra features.
Category
Purifiers, vacuums, smart plugs and lighting: the devices that quietly shape how a home feels and runs. These guides explain the specifications that matter, and the ones that mostly don't.
4 guides

Featured guide
A portable air purifier is a filter with a fan. Matching its airflow to your room, avoiding ozone and knowing what filters cannot do matter far more than the extra features.

Home Gadgets
Spec sheets lead with suction numbers and run-time claims that are hard to compare. Here is a ranked view of what is worth weighing, what depends on your home, and what is mostly packaging.

Home Gadgets
A smart plug adds remote and scheduled switching to anything with an ordinary plug. It is a handy low-effort upgrade, as long as you match it to the right appliance and set it up with security in mind.

Home Gadgets
Rooms feel wrong either because the light is in the wrong place or because it is the wrong colour. This room-by-room guide covers lumens, colour temperature, layers and dimmers.