An air purifier can considerably enrich the air quality in your home, but many question the safety and efficiency of having it operate 24/7.
In general, it is fine to leave your air purifier running all day, but there are other aspects to look into.
Different types of air purifiers might have divergent abilities; some are engineered for 24/7 operation, while others might need occasional breaks.
Secondly, the state of your indoor air should be considered. If click here you live in an area with high pollution levels or have a member in your household with allergies, a continuous operation could be necessary.
Energy efficiency is also a factor to consider. Although air purifiers are not big energy hogs, leaving one on continuously will raise your electricity bill.
Lastly, think about the noise level of the device. Some can be rather loud, and running them continuously may be disruptive, especially at night.
To sum it up, while it's usually okay to run an air purifier all day long, one should consider the type of purifier, the indoor air quality, its energy consumption, and the noise level before deciding.