Free calculators, exam updates and practical tools for students

StudentCampus combines calculators students can use immediately with curated exam dates, official result links, scholarship information, previous question papers and application utilities.

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  • Percentage Calculator — Quick percentage calculator for marks and money: X% of Y, what percent one number is of another, and percentage increase or decrease.
  • CGPA to Percentage Converter — Convert CGPA to percentage and back using your university’s official formula: CGPA × 9.5 (CBSE, DU), × 10 (VTU, Anna, KTU), (CGPA − 0.75) × 10 (AKTU, SPPU), (CGPA − 0.5) × 10 (GTU) and Mumbai University.
  • Marks Calculator — Add up your marks, get your percentage, and see the marks you need in the remaining exams to reach your target.
  • GPA Converter — Convert an Indian 10-point CGPA to a 4.0 GPA scale and back, for applications abroad.

Find verified student information

Browse exam dates and official result links, scholarships and eligibility, previous question papers, and internships and fresher opportunities. Dated information includes an official source link and a last-updated date so it can be checked before applying.

How StudentCampus maintains quality

Calculators explain their formulas, worked examples and limitations. Time-sensitive listings are reviewed against official sources, expired items are removed from live lists, and readers can report a correction through contact support.