Three minutes a day to train your eye for jade
JadeScope is a pocket classroom for jade: a lesson a day, a jade atlas, a 5-step field check and quiz drills. Fully offline — your learning history never leaves your device.
Eleven lessons on a guided path; finish one, stamp it
13 entries: properties, spot-it cues, look-alike comparisons
Weight → ID cues → certificate, with an NGTC lab card
33 questions from easy to hard, instant explanations
No account, no ads, no in-app purchases. Learning data stays on your device; crash reports are anonymised via Sentry and never linked to your identity.
Read the privacy policy →Questions and feedback: tzhh0617@gmail.com
JadeScope teaches identification — it does not replace professional testing. Before you spend big, have the stone tested by a lab.