GPA Calculator (Weighted + Unweighted)
Standard US 4.0 / 5.0 GPA. One course per line: letter, credits, optional honors / AP track. Bonus +0.5 honors / +1.0 AP on passing grades.
Formula and source
unweighted_gpa = sum(letter_points * credits) / sum(credits). weighted_gpa = sum((letter_points + track_bonus) * credits) / sum(credits). Letter points: A=4.0, A-=3.7, B+=3.3, B=3.0, B-=2.7, C+=2.3, C=2.0, C-=1.7, D+=1.3, D=1.0, D-=0.7, F=0. Track bonus: honors +0.5, AP / IB / dual-enrollment +1.0. Bonus applies to passing grades (D- or higher) per common registrar convention.
Standard US 4.0 / 5.0 GPA scale. Letter-to-point mapping and track-bonus convention follow AACRAO (American Association of Collegiate Registrars and Admissions Officers) guidance.
Audience
This tile is built for trades and the adjacent professions in the Educators and K-12 group. The interactive calculator runs entirely in your browser. No account, no fee, no advertising, no tracking.
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Posture
Rough Logic answers the math question the working professional asks on the job. The site is a calm, fast, ad-free, account-free, ever-free reference. It does not interpret code. It does not replace the licensed professional. It does not store your inputs. The Authority Having Jurisdiction governs all installations and inspections.