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College GPA Calculator

Compute semester GPA from course grades and credit hours with weighted math. Students check what an A in a 4-credit lab does before finals — free, no signup, runs locally.

100% Local Browser Native

How to Use the College GPA Calculator

1. Add each course

Grade plus credit hours per row; include every enrolled course.

2. Read the GPA

Credit-weighted average with totals shown.

3. Project scenarios

Swap expected grades to see how finals week moves the number.

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Frequently Asked Questions

How is GPA actually calculated?

Grade points × credits, summed, divided by total credits: an A (4.0) in a 4-credit lab counts double a 2-credit elective B (3.0). Enter every course — one missing class skews the result.

What if my school uses a different scale?

Match the tool's scale to your registrar (usually 4.0 with plus/minus steps). A+ policies and honors weighting differ by college — confirm the scale before reporting the number anywhere official.

Can I project next semester's GPA?

Yes — enter planned courses with expected grades to see outcomes: three As and one B across 14 credits lands near 3.7. Use it to decide where study hours move the needle most.

Are my grades sent anywhere?

No — all math runs locally in your browser. Grades never leave your device and no account is needed.

Last updated October 2026