All calculators

Every calculator is free, needs no sign-up, and runs entirely in your browser. Pick the question you are trying to answer:

Grades
Final Grade Calculator
Enter your current grade, the grade you want, and how much your final is worth — get the exact score you need.
Grades
EZ Grader / Test Grade Calculator
Type total questions and how many were wrong — get the percentage and letter grade instantly, with a full printable grading chart.
GPA & Degrees
UK Degree Classification Calculator
Credit-weighted module marks plus your year weighting (0/100, 25/75, 33/67, 40/60) — get your estimated classification and borderline status.
GPA & Degrees
Cumulative GPA Calculator
Add this semester’s courses to your existing GPA and credits and see your new cumulative GPA, calculated from quality points.
GPA & Degrees
Target / Raise GPA Calculator
Enter your current GPA, credits done, credits to go and your target — see the exact average you need, and whether it is still possible.
Grades
Weighted Grade Calculator
Categories with weights, raw points, or a Q1/Q2/final semester split — three modes, one accurate weighted grade.

Tools for online sellers

Shopify Product Extractor
Copy products from Shopify, WooCommerce, Salesforce and custom stores into a Shopify-ready 96-column CSV. Free, no sign-up — start with the tool, then follow the step-by-step guide.