High School GPA Calculator

Add your classes by grade year to see your weighted and unweighted GPA together — with honors, AP and IB boosts set to match your school.

Grading options · letters · plus/minus on · honors +0.5 · AP/IB/dual credit +1.0

Enter grades as Letters Percentages

Use plus/minus grades (B+ = 3.3, A− = 3.7). Off: B+ counts as a B. An A+ counts as 4.0 — an unweighted GPA stops at 4.0.

Weighted boost added to each class

HonorsAPIBDual credit

Common defaults: honors +0.5, AP, IB and dual credit +1.0. Schools differ — use your handbook’s numbers. A failed class gets no boost.

Lowest percentage for each letter

ABCD

Below the D cutoff is an F. Within each band the top 30% is a plus and the bottom 30% a minus (90–92.99 is an A−).

Weighted GPA

Unweighted GPA

Pick a grade for at least one class to see both GPAs.

Saved in this browser only — no account, nothing sent to a server.

Convert a weighted GPA to unweighted

Only have the weighted number? Enter it with how many of your classes were honors, AP, IB or dual credit.

Weighted GPATotal classesHonors classesAP classesIB classesDual credit classes

Unweighted GPA

Enter a weighted GPA and your class counts.