Tools
Free, useful, considered.
A small set of utilities built for the people who use them. No signups, no ads, nothing leaves your browser.
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For teachers
See all teacher tools →Memory game
Memory Match
Paste your terms (or term-definition pairs), get a custom flip-card memory game. Three grid sizes, two play modes, solo or 2–4 players.
Open the tool →4-color brain break
Sequence Memory
Watch the colored sequence, repeat it, see how far you can go. Quick working-memory warm-up — colorblind-friendly with shapes and tones.
Open the tool →Custom puzzle
Word Search Generator
Paste your unit's vocabulary, get a custom word search puzzle that's printable for paper and playable in the browser.
Open the tool →Test scoring
EZ Grader
Type total questions and number wrong, get the percentage and letter grade. Customizable scale, full reference table.
Open the tool →Cumulative · Weighted +/−
GPA Calculator
Add courses with letter grades and credit hours, get a weighted GPA on the 4.0 scale. Toggle for +/− granular mode or unweighted.
Open the tool →Course grade · Category weights
Weighted Grade Calculator
Set up category weights (homework, tests, final), enter your grade in each, get your overall course grade. Includes a "what do I need on the rest?" planner.
Open the tool →Class scores · Four methods
Grade Curve Calculator
Paste a class's raw scores, pick a curve method (flat add, square root, scale to max, set average), see curved scores and before/after stats.
Open the tool →Printable grid
Attendance Sheet Generator
Build a printable attendance grid from your roster. Date range or class-meeting count. Prints clean to paper or PDF.
Open the tool →Full-screen
Countdown Timer
A big, visible timer for classrooms, presentations, and group activities. Presets, full-screen mode, gentle finish chime.
Open the tool →Even split
Random Group Generator
Split a list of names into balanced random groups by group count or group size. Copy or print the result.
Open the tool →Pair up · Trio on odd
Random Pair Generator
Paste a list of names, get random pairs in one click. Odd counts become one trio so nobody is left out. Reshuffle until it looks right.
Open the tool →Spin to pick
Random Name Picker
Paste a list of names, pick one at random with a quick spin animation. Optional no-repeat so everyone gets a turn.
Open the tool →Printable · Lined paper
Blank Worksheet Generator
Set the number of lines, add a title, name, and date, pick normal, wide, or cursive spacing, then print a clean ruled sheet.
Open the tool →Printable puzzle
Maze Generator
Pick a size and algorithm, get a crisp SVG maze with start, finish, and an optional solution overlay. Print, download, or solve on screen.
Open the tool →Story game · Classroom-safe
Mad Libs Generator
Pick from eight classroom-safe story templates, fill in the blanks, then print or copy the result. Bring your own template too.
Open the tool →Word game · Custom lists
Hangman
Paste your own word list and play hangman in the browser. Length-based difficulty, on-screen keyboard, a friendly kite instead of a gallows.
Open the tool →Attention · Brain break
Stroop Test
Name the ink color, ignore the word. The classic color-word test of attention and inhibitory control — mouse or keyboard.
Open the tool →Number memory
Numpad Sequence Memory
Watch a growing keypad sequence, then repeat it on the numpad. Phone or musical tones, gets harder each round.
Open the tool →Ask · Shake · Decide
Magic 8 Ball
Ask a yes/no question and shake the ball for an answer — the classics plus a few funnier ones, or your own list.
Open the tool →For creators & social media
See all creator tools →Bio composer
Instagram Bio Formatter
Compose an Instagram bio with line breaks that survive paste, a live 150-character count, and empty-line preservation.
Open the tool →Post composer
LinkedIn Post Formatter
Markdown-style input becomes Unicode-styled output — bold, italic, underline, bullets — that pastes directly into LinkedIn.
Open the tool →Per-platform limits
Character Counter
Count your post or bio against every platform's limit, live — X / Twitter, LinkedIn, Instagram caption + bio, Bluesky, Threads, TikTok, YouTube.
Open the tool →Unicode styles
Fancy Text Generator
Convert plain text to Unicode bold, italic, script, monospace, and more. Copy and paste anywhere — bios, posts, profile names.
Open the tool →Writing tools
See all writing tools →Live counts
Word Counter
Words, characters, sentences, paragraphs, reading time, speaking time, and most-used words. Live as you type.
Open the tool →11 styles
Case Converter
UPPERCASE, Title Case, camelCase, snake_case, kebab-case, CONSTANT_CASE, and more — all live, all with copy buttons.
Open the tool →Placeholder text
Lorem Ipsum Generator
Paragraphs, sentences, or words of placeholder text. Classic Latin, realistic English, or a family-friendly bakery theme.
Open the tool →Reading level
Readability Checker
Paste text and get its grade level and reading-ease scores from six classic formulas, live in your browser.
Open the tool →Story · Journal · Essay
Writing Prompt Generator
Hundreds of writing prompts filtered by category and grade band. Shuffle for one, or print a sheet of them.
Open the tool →Everyday utilities
See all business tools →Cryptographically secure
Password Generator
Strong, random passwords up to 64 characters with configurable rules. Cryptographically secure, runs entirely in your browser.
Open the tool →PNG · SVG
QR Code Generator
QR codes for any URL or text. Custom colors, four error-correction levels, PNG or SVG download.
Open the tool →Gmail · Outlook
Email Signature Generator
Three clean layouts, optional photo, copy ready-to-paste HTML for Gmail, Outlook, or Apple Mail.
Open the tool →40–240 BPM · Tap tempo
Metronome
A steady, drift-free metronome with accented downbeats, tap tempo, and 1–6 beats per measure. Built on Web Audio so it stays in time.
Open the tool →More tools are on the way. Have a request? Tell us what you'd use.