Fast, accurate, and free tools for students, teachers, and learners. No login required for most tools.
Calculate semester GPA and CGPA with course grades and credits.
Convert marks to percentage and calculate percentage of numbers.
Count words, characters, sentences and paragraphs instantly.
Convert between binary, decimal, octal and hexadecimal.
Calculate network, broadcast, subnet mask and usable hosts.
Convert length, mass, temperature and more.