Freshener calculator
How many fresheners do you actually need?
Move the slider. We'll tell you exactly how many you need per year — and what you'd spend on cheap tree fresheners covering the same time.
8h
Short commute · Daily driver · Rideshare / delivery
Est. lifespan / freshener
4.4 weeks
You'll need / year
12
≈ Per month
$8.99
A cheap tree freshener lasts about a week and costs ~$3, so covering the same year would run ~$288. That's $180 more per year for a cardboard scent that quits in 5 days.