WordieFree Vocabulary & Language Learning Tools
Calculators, analyzers and generators that run entirely in your browser. No sign-up, nothing uploaded, nothing stored.
Cloze Deletion Generator
Turn sentences into Anki cloze cards ({{c1::word}}) and a printable fill-in-the-blank worksheet with answer key. Pick target words or let the tool choose. Free.
Flashcard CSV Converter
Turn a messy word list into a clean CSV or TXT file for Anki or Quizlet. Handles dashes, colons and tabs, escapes quotes and commas properly. Free, private.
Forgetting Curve Calculator
Estimate how much you still remember with a forgetting curve calculator. Enter days since learning and reviews done to see retention, a curve and a table.
Language Learning Hours Calculator
How long does it take to learn a language? Pick a language and daily study time to estimate months to professional proficiency with FSI categories.
Lexical Coverage Calculator
Paste a text, tap the words you don't know and see your lexical coverage. Find out if a text is too hard, learnable or comfortable, and copy your unknown words.
Lexical Diversity Calculator
Measure vocabulary variety in any English text. This lexical diversity calculator gives type-token ratio, root TTR, MATTR and MTLD scores in your browser.
Random Advanced Word Generator
Get a random advanced English word with its definition, part of speech and an example sentence. 125 useful C1–C2 and GRE-level words, no repeats. Free tool.
Readability Checker
Free readability checker: paste text to get Flesch Reading Ease, Flesch-Kincaid Grade, Gunning Fog, SMOG, Coleman-Liau and ARI scores, plus your hardest words.
Reading Time Calculator
Free reading time calculator: paste text or enter a word count to see how long it takes to read silently, skim or say aloud, with presets for English learners.
Spaced Repetition Scheduler
Generate a spaced repetition review calendar for new words. Choose a start date and interval preset, then copy or download your review dates. Free, no sign-up.
Vocabulary Goal Planner
Plan your vocabulary goal: enter your current level, a target and a deadline or daily pace, and get words per day, daily review load and a month-by-month plan.
Vocabulary Size Estimator
Estimate your English vocabulary size in 3 minutes. Tick the words you know from 8 frequency bands; fake words correct for guessing. Free, private, no sign-up.
Word Frequency Counter
Free word frequency counter: paste any text to count how often each word appears, filter out stop words, set a minimum length and download the list as CSV.
Contextual Force Calculator
Calculate the power of contextual reinforcement. See how seeing a word in different contexts accelerates your memory.
Vocabulary Growth Calculator
Calculate how many words you can master in a year with just a few minutes of daily practice. Visualization of passive vs active learning growth.