// MCAT prep planner
When should I start studying for the MCAT?
r/premed will tell you '3 months, 300 hours.' That's an average, not your answer. Your content baseline, target score, and how many hours you can actually focus per day all move the needle. StartBy turns that into a real start date.
Why 300–500 hours is the consensus
The MCAT covers four sections, six subjects, and rewards endurance over cramming. AAMC and major prep companies converge on 300–500 hours of focused prep for a meaningful score jump. The lower end works if you've recently taken the prereqs; the higher end if you need content review.
Using the calculator for MCAT prep
Select 'Study for an exam' and the 'Certification' subtype (it scales up to MCAT-level hours). Set difficulty to 8–10 depending on target score. Use the honest hours-per-day number — not the version of you that exists in your head. The calculator returns a safe start date plus the danger zones.
Common scheduling mistakes
Underestimating practice test time (each AAMC FL is ~7.5 hours plus review). Skipping CARS prep because you 'read a lot.' Not blocking dedicated weeks before the test. The procrastination tax slider exists because most pre-meds overshoot their plan by 30–50%.
Frequently asked
- When should I start studying for the MCAT?
- Most pre-meds study for 3–6 months, putting in 300–500 total hours. If you're already strong in the sciences, 3 months at ~25 hours/week works. If you need content review across bio, biochem, gen chem, orgo, physics, and psych/soc — start 6 months out. StartBy gives you a personalized start date based on your hours and baseline.
- How many hours should I study for the MCAT?
- 300–500 hours is the well-documented range. Aim for the higher end if you need content review or are targeting a 515+. The calculator scales this based on difficulty, progress, and your honest hours-per-day estimate.
- Can I study for the MCAT in 2 months?
- Possible but brutal — you'd need 40+ hours a week, basically a full-time job. Better suited for retakers who already know the content and just need to drill. The calculator will flag it as 'risky' or 'cooked' if your numbers don't add up.
- Should I do dedicated study or balance with classes?
- Either works — what matters is total hours. The calculator's 'free hours per day' slider handles both. Dedicated study (8h/day for 8 weeks) and part-time prep (3h/day for 5 months) land you in the same place if the math checks out.