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GPA & final grade calculator

Work out your semester and cumulative GPA on the 4.0 scale — and the classic exam-season question: "what do I need on the final?"

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Semester GPA
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Exam-season essentials

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Plan your finals

See which courses need the most work — a 62% needed in one class beats guessing all week.

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Track your cumulative

Blend this semester into your running GPA to see scholarships, honors and grad-school cutoffs coming.

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+/− grades & credits

Full 4.0 scale with plus/minus steps, weighted by credit hours — the way registrars actually compute it.

Weighted, unweighted and why they differ

An unweighted grade point average uses a 4.0 scale where an A is 4 regardless of course difficulty. A weighted average adds points for advanced coursework — typically 0.5 for honours and 1.0 for Advanced Placement or International Baccalaureate — so a weighted figure can exceed 4.0, and values above 5.0 appear where a school weights heavily.

This makes cross-school comparison close to meaningless. Schools differ in which courses they weight, by how much, whether they include non-academic subjects, and whether they use plus and minus grades at all. Two students with identical transcripts at different schools can show GPAs differing by half a point.

Because of this, many universities recalculate GPA themselves using their own formula — commonly stripping weighting, counting only core academic subjects, and applying a standard scale. The figure on a transcript is therefore often not the figure an admissions office uses, which is why context and rigour of coursework matter alongside the number.

Credit hours and the weighted mean

GPA is a credit-weighted mean, not a simple average of grade points. Each course contributes its grade points multiplied by its credit hours, and the total is divided by total credits. A four-credit course therefore influences the result twice as much as a two-credit one.

Averaging semester GPAs directly is the most common mistake, and it is wrong whenever the semesters carry different credit loads. A 4.0 across 6 credits and a 3.0 across 18 is not 3.5 — it is 3.25, because the weaker semester carried three times the weight.

Plus and minus grades add granularity where a school uses them, typically 3.7 for an A− and 3.3 for a B+. Whether an A+ counts as 4.0 or 4.3 varies, and some institutions cap at 4.0 regardless. Pass/fail courses usually carry credit without contributing grade points, which means they neither raise nor lower the average but do dilute the effect of everything else.

What a GPA can and cannot be moved to

The arithmetic constrains what is achievable, and it is worth computing before setting a target. As credits accumulate, each new course exerts less influence — after 90 credits, one more course shifts the average by roughly one percent of the gap between it and the current figure. Raising a GPA substantially late in a programme is arithmetically difficult regardless of effort.

Institutions vary in how they treat repeated courses: some replace the original grade, some average both attempts, and some record both while counting only the later one for credit. This single policy difference can change a transcript materially, so it is worth knowing yours before deciding whether to retake.

Grade point averages are also not comparable internationally. Conversions between a UK degree classification, a German 1–5 scale, an Indian percentage system and a US 4.0 GPA are approximations produced by credential evaluators, and different evaluators produce different results. This calculator applies the scale you give it; check your institution's official policy for anything that carries consequences.

GPA FAQ

What grade points does each letter get?

A/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. Some schools differ slightly — check your registrar for edge cases.

The final-grade result says more than 100% — what now?

It means the target isn't reachable from your current grade with that exam weight alone. Aim for the best achievable grade, or check whether extra credit or dropped quizzes change your current standing.

Is my data saved or sent anywhere?

Courses you enter are kept in your browser only (so they survive a refresh) and never uploaded.

Can I average my semester GPAs together?

Only if each semester carried the same number of credits. GPA is credit-weighted, so a 4.0 over 6 credits and a 3.0 over 18 gives 3.25, not 3.5.

Why does my school's GPA differ from what a university calculates?

Many universities recalculate using their own formula — often removing weighting and counting only core academic courses — because weighting practices differ so much between schools that transcript figures are not comparable.