How will you ditch the guesswork?
tCheck offers reliable products that make testing faster, easier, and less messy. Check out the chart below to find which tools are right for you.
Portable UV spectrometer
Reusable tray [Trays are individually paired and calibrated with each device]
Number of tests that can be run [Flower & concentrate testing requires additional solvents & filters]
Power-on self calibration
Measurement results in 90 seconds [Flower & concentrate will require additional 5 min of sample preparation time]
iOS app
Android app
Carrying case
BLE connectivity
High precision scale [Scale limit 20mg~20g] [Scale accuracy +/- 2mg/ml]
Isolate based infusions [THC & CBD only] [Testing limit: 1~15mg/mL] [Accuracy: +/- 2mg/mL]
Extra Virgin Olive Oil (EVOO)
Coconut oil / MCT coconut oil
Clarified Butter / Ghee [THC only. CBD in butter not supported]
Alcohol [Colorless alcohols such as vodka, everclear, etc]
Decarbed flower based infusions [Decarbed THC dominant strains only] [Testing limit: 1~15mg/mL] [Accuracy: +/- 4mg/mL]
Extra Virgin Olive Oil (EVOO)
Coconut oil / MCT coconut oil
Clarified Butter / Ghee [THC only. CBD in butter not supported]
Alcohol [Colorless alcohols such as vodka, everclear, etc]
Dried flower [THCa rich strains only (CBG, CBN strains not supported)] [Testing limit: 5~40%] [Accuracy: +/- 3 percentage points]
Raw cannabis flower
Raw cannabis trim / shake
Raw hemp flower [CBDa rich strains only]
Raw hemp trim / shake
Winterized concentrate [THCa, CBD only]
Distillate / isolate / diamonds [Distillate accuracy: +/- 3 percentage points]
Shatter / budder / crumble [Shatter accuracy: +/- 7 percentage points] [Testing limit: 20~99%]
tCheck cannot test concentrate that has not been winterized including RSO/FECO, rosin, and hashtCheck App
Test result log
Custom notes
Recipe calculator
Unit converter (mg/tsp/tbsp)
How-to videos

How It Works
FAQ
How accurate is tCheck?
- Isolate based Infusions:Â +/- 2 mg/mlÂ
- Flower based infusions:Â +/- 4 mg/mlÂ
- Flower & concentrates: +/- 3 percentage pointsÂ
Read our full article for more information How Accurate is tCheck?
What is the measurement range of tCheck?
THC/CBDÂ
Olive Oil: 1 ~ 15 mg/mlÂ
Butter/Ghee: 1 ~ 15 mg/mlÂ
Coconut/MCT Oil: 1 ~ 15 mg/mlÂ
Alcohol Tinctures: 1 ~ 15 mg/mlÂ
THCaÂ
Flower: 1 ~ 40%Â
Concentrate: 1 ~ 99%Â
Does tCheck require an app to work?
Yes, any phone with iOS 11+ or Android 11.0+, with Bluetooth LE (4.0) support can run the tCheck app.
Can tCheck test hemp oil?
At this time, tCheck cannot test hemp oil.Â