Instant results
Detect nicotine residue from indoor tobacco smoke or vapor in minutes. No lab testing required.
Features
Accurate & Safe
With 99% accuracy, our solution provides reliable results without harsh chemicals or hazardous materials, guaranteeing safety during use.
Portable & Simple
Requires minimal assembly and is ideal for discreet, on-the-go testing.
Knowsmoke is the #1 trusted surface nicotine testing brand, distributed by the most reputable retailers in the world.
Knowsmoke is a clean air company.
Our mission is to establish a universal standard for residual smoke detection in all shared, indoor spaces, using accessible, research-backed testing solutions. Trusted by thousands of customers every day, Knowsmoke products empower efforts to maintain smoke-free environments worldwide.
About Knowsmoke
Enhance rental inspections and reduce indoor smoking incidents.
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