#1
Alen
75i
91 positive 0 neutral 15 negative
Based on 106 Reddit mentions
$749.00
Buy on Amazon
We may earn a small commission.
Most discussed features
Sentiment summary across the product areas Reddit users mention most.
Reddit mentions
Original Reddit posts and comments behind this analysis.
First air purifier purchase
Ideally, you should have a ducted range hood that exhausts to the outdoors. Cooking pollutants (including odors) are best handled via exhaust ventilation. See our FAQs wiki page entry "Which purifier should I buy to control cooking particulates or odors?". Are you looking to remove chimney smoke par
...sissasassafrastic in r/AirPurifiers
September 19, 2025 1:00 AM
2
PSA - Alen Air Purifiers Use RFID/DRM to Block The Use of Third-Party Filters
Yes I have 3 Alen purifiers one 75i and flex and fit that are not software and strip rigged!!! And two that are and I am pissed about buying the two rigged with software and stripe! I do not register my machines and never will so you will not replace mine and I will not ask you to. I want to use fil
...SeaExcellent3145 in r/AirPurifiers
June 21, 2026 1:32 AM
1
Redditors compare it with
Alen 75i vs Alen BreatheSmart 75i 82 Reddit comments and posts discuss both
Alen 75i vs Blueair Blue Signature 27 Reddit comments and posts discuss both
Alen 75i vs Dyson Purifier Big+Quiet Formaldehyde BP03 21 Reddit comments and posts discuss both
Alen 75i vs Coway ProX 14 Reddit comments and posts discuss both
