A certified collector at your door in as little as 2 hours, with rapid 13-panel results before they leave. When the result has to hold up, add quantitative confirmation at a CAP-accredited laboratory. Chain of custody runs from your doorbell to the final report.
Every visit screens 13 substances. The earliest collector arrival is about 2 hours from booking, laboratory-confirmed levels come back in 72, and the service runs 7 AM to 9 PM every day of the week.



Book in seconds, watch your collector drive to you like a ride, verify them with a door PIN, and keep every certified record behind Face ID. Your whole history, one private place.
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Choose the rapid 13-panel screen or add laboratory confirmation. Pick any window from 7 AM to 9 PM. The earliest is about two hours out.

The moment your collector accepts, you see their name, their credentials, their vehicle, and their position on the map, the same way you'd track a ride.

Your phone shows a 4-digit PIN. The collector has to enter it before the collection can begin, so the chain of custody starts with proof they reached the right person.

Every panel, the custody code, the signatures, and the sealed-specimen photos. Released only to your account, and lockable behind Face ID.

Every collector clears a background check before their first visit.
Current CPR certification. A professional in your home, not a courier.
Trained to recognize an opioid overdose and administer naloxone.
Rapid results are read on site as a screening test. When a result has to hold up, the sealed specimen goes to an accredited toxicology laboratory for confirmation by LC-MS/MS.
A certified collector comes to you. 13-panel instant-read results on the spot, chain of custody included.
Screens for all 13:
The same rapid 13-panel read on site, then your specimen goes to a CAP-accredited laboratory for quantitative LC-MS/MS confirmation with measured levels on the report. Results in about 72 hours.
Already took the rapid test? Upgrade to lab confirmation within 2 hours of collection, right from the app.
What the neighbors see: a professional with a bag. That's all.
No uniforms, no vehicle markings, nothing to sign for at the door. Results are encrypted, released only to your account, and can sit behind Face ID. Order for yourself, or arrange a visit for a family member or a client. The results come to you.
Book a visit right here on the site, or download the app to order, track your collector live, and keep every record in one place.
Testr is independently built in Los Angeles. A person reads every message that comes through this page. If something here doesn't answer your question, ask.
You pick a 30-minute arrival window. The earliest is about 2 hours after you book, between 7 AM and 9 PM, any day of the week.
All 13 panels: amphetamines, methamphetamine, THC, cocaine, opiates, oxycodone, methadone, benzodiazepines, buprenorphine, tramadol, synthetic cannabinoids (K2), fentanyl, and EtG, the alcohol metabolite.
Every order carries a chain-of-custody code. Identity is verified at the door with a PIN before collection can begin, both parties sign, the specimen is sealed with tamper-evident tape, and laboratory confirmation adds quantitative LC-MS/MS analysis at a CAP-accredited laboratory.
Tell your collector at the visit; prescriptions are noted on the record. On lab-confirmed tests the laboratory reports measured levels rather than a bare positive, which is what lets a reviewing professional account for legitimate prescribed use.
The account holder. Nobody else. Collectors can't share or download records, and Face ID lock keeps out anyone holding the phone.