Free Study Tools
Everything for homework, exams, and staying organized: GPA and grade calculators, citation generator, flashcards with spaced repetition, pomodoro timer, quiz maker, rubric maker, lesson plan builder, homework tracker, and more. Free, no sign-up, runs entirely in your browser — your data never leaves your device.
Citation Generator
Accurate citations in APA 7th, MLA 9th, Chicago, and Harvard. Websites, books, journals, YouTube — with URL, DOI, and ISBN auto-lookup.
Open tool → LiveGPA Calculator
Semester and cumulative GPA with weighted scales, plus a planner that tells you exactly what you need to hit your target.
Open tool → LiveWord Counter
Count words and estimate reading time instantly.
Open tool → LiveGrade Calculator
“What do I need on my final?” — answered.
Open tool → LivePomodoro Timer
Focus sessions with clean, simple timing.
Open tool → LiveRandom Student Picker
Fair, no-repeat classroom picker for teachers.
Open tool → LiveFlashcard Maker
Spaced-repetition flashcards for any subject.
Open tool → LiveTimetable Maker
Build your weekly class schedule.
Open tool → LiveTyping Speed Test
Measure your words per minute and accuracy.
Open tool → LiveAttendance Calculator
How many classes can you miss and still pass?
Open tool → LivePeriodic Table
Interactive table of all 118 elements.
Open tool → LiveMath Worksheet Generator
Printable arithmetic worksheets with answer keys.
Open tool → LiveSeating Chart Maker
Arrange your class into a printable seating grid.
Open tool → LiveRubric Maker
Grading rubric matrices with auto totals and percentages.
Open tool → LiveRandom Group Generator
Split a list of names into balanced random groups.
Open tool → LiveSpelling Quiz
Hear the word, type the spelling, track your score.
Open tool → LiveFraction Calculator
Add, subtract, multiply and divide fractions with steps.
Open tool → LiveQuadratic Solver
Solve ax²+bx+c=0 — roots, vertex, and steps shown.
Open tool → LiveStatistics Calculator
Mean, median, mode, standard deviation, and more.
Open tool → LiveReport Card Comments
Polished report-card comments by subject, trait, and level.
Open tool → LiveBingo Card Generator
Printable randomized bingo cards from your own word lists.
Open tool → LiveWord Search Generator
Custom word-search puzzles from any vocabulary list, printable.
Open tool → LiveLesson Plan Builder
Structured lesson plans with timed activities, printable.
Open tool → LiveQuiz Maker
Build multiple-choice quizzes, take them on screen, instant scoring.
Open tool → LiveGradebook
Weighted gradebook with roster, categories, and class stats.
Open tool → LiveChore Chart Maker
Printable weekly chore charts for kids.
Open tool → LiveCertificate Maker
Printable student award certificates.
Open tool → LiveSpaced Repetition
SM-2 flashcards that schedule your reviews for you.
Open tool → LiveHomework Tracker
Assignments sorted by due date, with overdue alerts.
Open tool → LiveStudy Time Logger
Log study hours by subject, track streaks and weekly totals.
Open tool → LiveVocabulary Drills
Timed flashcard sprints with built-in word lists.
Open tool → LiveNotes App
A private notebook that saves to your browser.
Open tool → LiveKanban Board
To-do, doing, done — a board that remembers.
Open tool → LiveUnit Circle
Interactive unit circle: sin, cos, tan for every angle.
Open tool → LiveFormula Library
Key math formulas by topic, explained and linked.
Open tool →Related categories
More from the codex
Browse all categories
Every category on the codex, from study tools to ciphers — pick your starting point.
Browse → LivePrompt Simulator
Practice prompt engineering: write prompts, get scored 0–10.
Open tool → LiveGPA Calculator
Semester and cumulative GPA with weighted scales and a target planner.
Open tool →About these study tools
Every tool below is free, works in your browser, and needs no account.
- Are these study tools really free?
- Yes — every tool on this page is free with no account and no usage limits. They're supported by ads, like the rest of the site.
- Do I need to create an account?
- No. Tools that save your work (flashcards, notes, trackers) store it in your browser's local storage. Nothing is uploaded anywhere.
- Which tool should teachers start with?
- The lesson plan builder, rubric maker, quiz maker, and seating chart maker were built for classroom use — all free, all printable.
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The Magic Codex is built by an independent developer. If these free tools saved you time, consider supporting future ones.
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