Free MCAT tools

Free tools

Interactive MCAT practice and planning tools. Free, no signup, runs in your browser, and nothing you enter leaves your device.

Amino Acid Quiz

Free MCAT amino acid quiz with the 20 standard residues: names and codes, structures, side-chain class, charge at a chosen pH and pI. No signup.

pKa and Charge at pH Trainer

Practice Henderson-Hasselbalch: decide if a group is protonated, find the net charge of a short peptide at any pH, with the working shown. Free, no signup.

MCAT Study Schedule Generator

Pick your 2027 MCAT date, weekly hours and weak sections to get a week-by-week plan by AAMC content category, with a calendar file and printable view.

MCAT Percentile Lookup and Target Score

Look up MCAT total and section percentile ranks from the official AAMC table in effect May 2026 to April 2027, and find the score needed for a target percentile.