Free Tools

Interactive calculators built for tea brewing, loose-leaf, matcha, herbal teas, and the home tea ritual how-tos. No sign-up, no downloads — enter your numbers and get an answer you can act on.

Tea Steeping Calculator

Get leaf amount, water temperature, and steep time for any tea — green, black, oolong, white, herbal, or rooibos.

Tea Caffeine Estimator

Estimate the caffeine in your daily tea by type, cup size, and cups per day, compared to the FDA 400 mg guideline.