Free study tools
Calculators, timers, and writing helpers built for students. Free, no signup, no ads.
GPA Calculator
Weighted & unweighted GPA in seconds.
Final Grade Calculator
What grade do I need on the final?
AP Score Calculator
Estimate your 1–5 AP exam score.
Pomodoro Study Timer
Focus with 25/5 study intervals.
Word Counter
Words, characters, reading time.
Citation Generator
MLA, APA, Chicago citations.
Readability Checker
Flesch–Kincaid grade level.