All Calculators
Every tool on the site, grouped by what it does. All 19 are free, work without an account, and show their working.
GPA Calculators
Open the GPA Calculators hubCalculate semester, cumulative, weighted and target GPA on the grading scale your school actually uses.
GPA Calculator
Calculate your GPA from course credits and grades, using letter grades, percentages or grade points.
College GPA Calculator
Work out your semester GPA and see how it changes your cumulative GPA across a degree.
High School GPA Calculator
Calculate weighted and unweighted high school GPA with Regular, Honors, AP, IB and Dual Enrollment courses.
Weighted GPA Calculator
Add course-level bonuses for Honors, AP and IB classes and compare weighted GPA against unweighted.
Unweighted GPA Calculator
Calculate GPA on a straight scale with no bonus for course difficulty.
Cumulative GPA Calculator
Combine your existing GPA with a new semester, or add several semesters together, to get your overall GPA.
Semester GPA Calculator
Calculate the GPA for a single named semester and save it to your academic record.
Target GPA Calculator
Find the GPA you need over your remaining credits to reach a goal, and whether that goal is still reachable.
Retake GPA Calculator
See how retaking a course changes your GPA under replacement, count-both and averaging policies.
Grade Calculators
Open the Grade Calculators hubWork out course grades, weighted categories and the score you need on a final exam.
Grade Calculator
Add up points earned and points possible across assignments to get your course percentage and letter grade.
Weighted Grade Calculator
Calculate a course grade where homework, tests and projects each count for a different percentage.
Final Grade Calculator
Find the score you need on the final exam, or the course grade a given final score will give you.
Test Grade Calculator
Turn correct or wrong answers out of a total into a percentage and letter grade.
Grade Average Calculator
Average a list of grades and see the highest, the lowest and the resulting letter grade.
Teacher Tools
Open the Teacher Tools hubFast grading tools for marking stacks of tests and quizzes.
Easy Grader
Enter the number of questions and the number wrong for an instant score, plus a full grading chart.
Grade Chart
Generate and print a full grading chart for any number of questions, with thresholds you control.
Attendance Calculators
Open the Attendance Calculators hubTrack your attendance percentage and how many classes you can still afford to miss.
Attendance Calculator
Work out your attendance percentage and what you need to attend to reach a required minimum.
Classes I Can Miss Calculator
Find out how many remaining classes you can skip and still meet your attendance requirement.
Academic Planning
Plan credit hours and degree progress across semesters.
Credit Hours Calculator
Track credit hours completed, in progress and remaining against your degree requirement.
Guides
Calculators work things out; guides explain how the arithmetic works and why schools differ.