Open data
Every table on ByTheRank is published as CSV and JSON, with the same numbers, order and scores as the page. Licence: CC BY 4.0: use them freely; please link to the page you took them from. The source data are U.S. government works (public domain).
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- Air purifiers for large rooms that cost the least to run, ranked by certified data: CSV · JSON · explore
- Best 50-pint dehumidifiers, ranked by certified efficiency: CSV · JSON · explore
- Best air purifiers for allergies: top certified pollen CADR, ranked by dust CADR and running cost: CSV · JSON · explore
- Best air purifiers for small rooms (up to 250 sq ft), ranked by certified data: CSV · JSON · explore
- Best air purifiers for smoke, ranked by certified smoke CADR: CSV · JSON · explore
- Best small dehumidifiers (up to 35 pints a day), ranked by certified data: CSV · JSON · explore
- Best smart Wi-Fi air purifiers, ranked by certified data: CSV · JSON · explore
- Best whole-house dehumidifiers, ranked by certified data: CSV · JSON · explore
- The most energy-efficient air purifiers, ranked by certified CADR per watt: CSV · JSON · explore
- The most energy-efficient dehumidifiers, ranked by certified efficiency: CSV · JSON · explore
Changelog
- 2026-11-01: 10 tables at this data date: Air purifiers for large rooms that cost the least to run, ranked by certified data; Best 50-pint dehumidifiers, ranked by certified efficiency; Best air purifiers for allergies: top certified pollen CADR, ranked by dust CADR and running cost; Best air purifiers for small rooms (up to 250 sq ft), ranked by certified data; Best air purifiers for smoke, ranked by certified smoke CADR; Best small dehumidifiers (up to 35 pints a day), ranked by certified data; Best smart Wi-Fi air purifiers, ranked by certified data; Best whole-house dehumidifiers, ranked by certified data; The most energy-efficient air purifiers, ranked by certified CADR per watt; The most energy-efficient dehumidifiers, ranked by certified efficiency