Find the Perfect Air Purifier
Use our free calculators to determine the right air purifier size for your room, estimate running costs, and compare total cost of ownership across different models.
CADR Calculator
Find the right CADR for your room
Calculate the minimum CADR (Clean Air Delivery Rate) needed for your room size. Enter your room dimensions and get instant recommendations.
Try CalculatorCFM Calculator
Calculate airflow requirements
Determine the CFM (Cubic Feet per Minute) airflow needed for proper air circulation in your space based on room volume and air changes per hour.
Try CalculatorEnergy Cost Calculator
Estimate electricity costs
Calculate how much it costs to run your air purifier based on wattage, hours of use, and your local electricity rate.
Try CalculatorTotal Cost of Ownership
Compare long-term costs
Calculate the true cost of owning an air purifier over time, including purchase price, filter replacements, and energy costs.
Try CalculatorFilter Life Estimator
Estimate filter replacement timing
Calculate when to replace your filter based on usage hours, air quality conditions, and whether you have pets.
Try CalculatorNoise Level Comparison
Understand dB noise levels
Convert decibel ratings to real-world comparisons. Understand what different noise levels sound like before you buy.
Try CalculatorWhy Use Our Calculators?
Make Informed Decisions
Don't overspend on a unit too large for your space, or underspend on one that won't clean effectively.
Save Money Long-Term
Understanding energy and filter costs helps you choose a purifier with the best total value.
Optimize Performance
Get the right CADR and CFM for your room size to ensure proper air cleaning.