Calculate your Science, Non-Science, and Overall GPA for medical school applications. Choose your application service, then enter every course attempt, including retakes.
AMCAS science GPA (BCPM) includes Biology, Chemistry, Physics, and Math. Plus and minus grades count.
Science GPA (BCPM)
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Non-Science GPA
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Overall GPA
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Total Credits
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This is a planning estimate using published rules for each service. Your official verified GPA is calculated by the application service from your transcripts and may differ. Enter every course attempt, including grades your school replaced. Service rules can change, so confirm current policy on the service’s website.
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How the Medical School GPA Calculator Works
Medical school application services recalculate your GPA from your transcript using their own rules, so your application GPA often differs from your school GPA. This calculator supports the three main services: AMCAS for MD schools, AACOMAS for DO schools, and TMDSAS for Texas public schools. Choose your service, enter each course with its grade, credits, and subject, and it computes your Science GPA, Non-Science GPA, and Overall GPA the way that service does.
How the Three Services Differ
The services agree on most things but differ in two important ways:
Math in science GPA: AMCAS and TMDSAS include Math in the science GPA (called BCPM: Biology, Chemistry, Physics, Math). AACOMAS excludes Math, using BCP (Biology, Chemistry, Physics only), so your Math grades move into the non-science GPA.
Plus and minus grades: AMCAS and AACOMAS count plus and minus grades, so an A- is 3.7. TMDSAS strips them to the base letter, so an A- becomes a straight A (4.0) and a C- becomes a C (2.0).
All three count every attempt of a repeated course under current rules, even if your school replaced the grade. That is why entering all attempts matters.
Chemistry: general chemistry, organic chemistry, biochemistry, analytical chemistry.
Physics: general physics, astronomy, biophysics.
Math: calculus, algebra, statistics, biostatistics. Counts as science for AMCAS and TMDSAS, but not AACOMAS.
Psychology, sociology, English, history, computer science, and engineering are non-science. Careful: biochemistry is Chemistry and neuroscience is Biology.
Next step: Want to see what you need in an upcoming science course to hit a target GPA? Use the What If Grade Calculator to plan your semester.
Frequently Asked Questions
AMCAS is for MD schools, AACOMAS for DO schools, and TMDSAS for Texas public schools. The main differences are that AACOMAS excludes Math from the science GPA, and TMDSAS removes plus and minus grades before calculating. The same transcript can produce three different GPAs across these services.
No. AACOMAS uses BCP (Biology, Chemistry, Physics) for its science GPA and places Math in the non-science category. AMCAS and TMDSAS both use BCPM and include Math in science. This tool moves your Math courses automatically based on the service you select.
TMDSAS ignores plus and minus modifiers and uses only the base letter. An A- becomes an A (4.0), a B+ becomes a B (3.0), and a C- becomes a C (2.0). This usually raises a GPA compared to AMCAS, especially for students with many borderline grades. Select TMDSAS to see this effect.
Under current rules, all three services count every attempt of a repeated course, even if your school uses grade replacement. Enter both the original and the retake as separate courses. Service policies do change over time, so check the current rules on your service’s website if a retake is important to your calculation.
Application services recalculate from scratch. They count every attempt of repeated courses, include all transferred and community college coursework, and apply their own grade rules. If your school dropped early grades or used grade forgiveness, those grades reappear in the service calculation, which often lowers the number.