Tools

Interactive THC education tools

Free calculators to help you understand potency, dosing, and timing before you buy or use any hemp-derived THC product.

Educational onlyNo medical claims
Conservative planningStart-low guidance
Adult use21+ hemp context
Product-awareDose, timing, format

Choose the right tool

Start with the question you are trying to answer

Dose planningHow much should I start with?Use the dosage calculator before comparing gummies, tinctures, or other measured THC products.Edible timingWhen will it start and peak?Plan onset, peak, and duration windows so you do not re-dose too quickly.THCA contextWhat does this THCA percentage mean?Estimate theoretical THC after heating when comparing flower, pre-rolls, or concentrates.Cannabinoid fitShould I look at THC, CBD, or both?Use preference and sensitivity inputs to choose a more appropriate product direction.Tolerance checkWill my usual amount feel different?Estimate a general tolerance band before returning after a break or changing product formats.

THC Dosage Calculator

A starting range in milligrams, from your weight, experience, and whether the product is a gummy, tincture, or vape.

Best for first servings, new products, and measured THC formats.Estimate dose

Edible Timing Calculator

When a gummy, softgel, or drink may start, peak, and wear off, so you can wait before taking more.

Best for gummies, softgels, beverages, and avoiding early re-dosing.Plan timing

THCA to THC Conversion Calculator

How much THC a listed THCA percentage may become after heating, using the 0.877 factor.

Best for reading COAs, comparing flower potency, and understanding THCA labels.Convert THCA

THC vs CBD Comparison Tool

A THC-forward, CBD-forward, or balanced direction, based on how noticeable you want the experience and how sensitive you are to THC.

Best for choosing between THC-forward, CBD-forward, or balanced products.Compare fit

THC Tolerance Estimator

A rough tolerance band from how often you use THC, a typical serving, and how many days it has been.

Best before returning after a break, changing formats, or adjusting serving size.Check tolerance

Popular next reads

Keep researching before you compare products

These guides give the calculators more context, especially around serving size, timing, cannabinoid fit, and legal risk.

Dosing guideHow Much THC Should I Take?A practical companion to the dosage calculator for conservative serving planning.Timing guideHow Long Do THC Gummies Take?Use this with the edible timing calculator before judging onset or taking more.Format guideEdibles vs VapesCompare onset, duration, and pacing before choosing a product format.Cannabinoid guideTHC vs CBDRead this after using the THC vs CBD tool to understand the tradeoffs.THCA guideIs THCA Legal?Pair with the THCA conversion calculator before evaluating flower or pre-rolls.State lawTHCA Legality by StateCheck your state context before buying hemp-derived THCA products.