#1
Alen
35i
17 positive 2 neutral 4 negative
Based on 23 Reddit mentions
$279.99
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Most discussed features
Sentiment summary across the product areas Reddit users mention most.
Reddit mentions
Original Reddit posts and comments behind this analysis.
Air purifier for hospice patient
Alen 35i Does a nice job and extremely quiet. I also have Levoit 400S. They are both great. Alen is more sensitive then the 400S.
alpine_4 in r/AirPurifiers
January 13, 2026 5:21 AM
1
Air purifier for 10x12 nursery
I have the Alen 25i in my office and would also be great for a small nursery. Only 40 db at its highest setting which is great for babies since you want to keep it under 50 db. I also really like how it sounds. A 35i or flex would also be a great choice. I like the flex because it’s a 45i without al
...NumerousAssumption47 in r/AirPurifiers
January 23, 2026 3:49 AM
1
