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Alen’s unique features
Control your air from anywhere
Alen Air App
Monitor your air quality in real time and control your Alen air purifiers from one intuitive interface. Set alerts, adjust settings, and schedule effortlessly.
Deeper insights with airID
airID uses AI-powered optical technology to detect, identify, and measure air particles so you can track pollutants like dander, smoke, pollen, and smog.
See Alen in Action
Relief starts here
Filter out airborne pollen, dust, and more, 24/7.
Cuddle up with pets without lingering pet hair, dander, and odor in your air.
Reduce asthma triggers with fewer airborne allergens in your space.
Clear out smoke particles fast so the odor doesn't linger.
Keep your indoor air safe during wildfire events.
Our quiet, powerful air purifiers are proven to help improve your sleep.
Protect your home from chemicals released by cleaning and household products.
Capture mold spores and bacteria from your air before they can settle and spread on surfaces.
You’re covered for life
While most air purifier brands offer only 1 to 5 years of warranty, Alen gives you the Forever Guarantee—peace of mind that lasts as long as your purifier does. Invest once; stay protected forever.
*Based on the Alen BreatheSmart 75i and comparable competitor models. Specs may vary.
Whisper-quiet performance
Big results, with barely a whisper. Alen runs as low as 25 dB, making it one of the quietest purifiers out there—so you can focus, rest, and enjoy clean air without the noise.
*Based on the Alen BreatheSmart 75i and comparable competitor models. Specs may vary.
Filters that last
Air that stays fresh, longer. Our filters last 7-15 months, outlasting the competition and cutting down on waste, cost, and hassle.
*Based on the Alen BreatheSmart 75i and comparable competitor models. Specs may vary.
Designed to fit your space
Clean air should match your style. With 6 color options, Alen fits seamlessly into your home—so you get cleaner air without compromising on aesthetics.
*Based on the Alen BreatheSmart 75i and comparable competitor models. Specs may vary.
Which Alen purifier is right for you?
Answer a few quick questions to find your perfect match.
Love from our customers
Trusted & certified by experts
Quiet Mark Certified
SleepScore Validated
Asthma & Allergy Friendly
Forbes Vetted
A purifier for every space
Find the perfect purifier combination for you
Standard single-family home
BreatheSmart 75i: our largest purifier is ideal for large open-concept spaces.
BreatheSmart 45i: suited for any space, the 45i shines in mid-sized rooms.
BreatheSmart 35i: the compact 35i is perfect for smaller bedrooms and offices.
Multi-room apartment or condo
BreatheSmart 45i: suited for any space, the 45i shines in mid-sized rooms.
BreatheSmart 35i: the compact 35i is perfect for smaller bedrooms and offices.
Average studio apartment or condo
BreatheSmart 35i: the small-but-mighty 35i is perfect for single-room spaces like dorms, studios, and lofts.
Standard single-family home
BreatheSmart 75i: our largest purifier is ideal for large open-concept spaces.
BreatheSmart 45i: suited for any space, the 45i shines in mid-sized rooms.
BreatheSmart 35i: the compact 35i is perfect for smaller bedrooms and offices.
Multi-room apartment or condo
BreatheSmart 45i: suited for any space, the 45i shines in mid-sized rooms.
BreatheSmart 35i: the compact 35i is perfect for smaller bedrooms and offices.
Average studio apartment or condo
BreatheSmart 35i: the small-but-mighty 35i is perfect for single-room spaces like dorms, studios, and lofts.
Ready to find the right air purifier for you?
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