Free Online Tools for Students, Teachers & Researchers. 25 focused, single-purpose tools — every calculation happens instantly in your browser, nothing is uploaded anywhere.
Convert your CGPA (out of 10 or 4) into an equivalent percentage instantly.
Generate a single, correctly formatted citation in APA, MLA, or Chicago style.
Build and manage a full, alphabetized reference list from multiple sources.
Compare two passages locally in your browser to see how similar their wording is.
Count words, characters, sentences and paragraphs, and check against a target limit.
Work out your final course grade from weighted assignments, quizzes and exams.
Turn marks obtained out of total marks into a percentage and letter grade.
A focus timer using the Pomodoro technique with customizable work/break cycles.
Generate research-style thesis or project title ideas from your subject and keywords.
Upload a photo of handwritten or printed notes and extract the text using OCR.
Solve linear and quadratic equations and evaluate algebraic expressions step by step.
Convert length, mass, volume, temperature and time units used in school subjects.
A full scientific calculator with trig, logs, powers and memory functions.
Check your current attendance percentage and how many classes you can safely miss (or must attend) to meet a minimum requirement.
Balance a chemical equation automatically and see the correct stoichiometric coefficients.
Calculate exact age in years, months and days as of an admission cut-off date.
Idiot Educational Tools