Education Calculators
College cost planning, GPA, grade calculators, scholarship aid, student loans, test scores, and study planning tools.
11 calculators available
Grades & GPA
GPA Calculator
Calculate your cumulative or semester GPA on a 4.0 scale.
Grade Calculator
Calculate your weighted course grade and determine what score you need on your final exam.
Final Grade Calculator
Find out what you need on the final to get your target grade.
Weighted Grade Calculator
Calculate grades with different category weights.
Test Score Calculator
Convert raw scores to percentages and letter grades.
GPA Converter
Convert between GPA scales (4.0, 5.0, percentage, letter grades).
College & Planning
College Cost Calculator
Estimate total 4-year college costs with inflation.
Student Loan Repayment Estimator
Estimate monthly student loan payments and total interest.
SAT/ACT Score Converter
Convert between SAT and ACT scores for college comparison.
Scholarship Calculator
Calculate net college cost after scholarships and aid.
Study Time Planner
Plan study sessions with time allocation by subject difficulty.
About Education Calculators
College cost planning, GPA, grade calculators, scholarship aid, student loans, test scores, and study planning tools. CALTRX provides 11 free education calculators with step-by-step explanations, formulas, real-world examples, and expert tips. Every calculator is designed for clarity and accuracy, helping you understand not just the answer but the reasoning behind it.