SadaHelp offers a range of free online calculators Pakistan users can rely on every day. Students can calculate their MDCAT and NUST aggregate scores based on their Matric and FSc percentages, GPA, or CGPA. Job seekers can verify their exact age relative to application deadlines and estimate their net salary, gratuity, overtime pay, and EOBI pension. You can also calculate income tax, electricity bills, fuel costs, and Zakat. Each tool is free, needs no sign-up, and runs directly in your browser, so your data is never stored.