Free AI Writing and Study Tools
Lightning-fast browser diagnostics. Try our sentence burstiness analyzer, AI phrase detector, and word variety checker — all free, no signup, and all processing done locally in your browser.
AI Phrase Detector
Detect 80+ overused ChatGPT phrases like "delve into", "furthermore", and "it is important to note" — with human alternatives. Free, no signup.
Sentence Burstiness Analyzer
Check sentence length variance in your writing. Uniform sentence lengths signal AI-generated text — visualize your rhythm and find flat sections instantly.
Word Variety and Perplexity Checker
Measure vocabulary diversity with Shannon entropy. See which sentences are repetitive, get a perplexity score, and spot overused words in seconds.
Word and Sentence Counter Pro
Go beyond basic counts. Check reading time, unique words ratios, and passive voice count.
GPA Impact Estimator
Calculate cumulative GPA targets needed based on credit weightings and target grades.
Essay Outline Generator
Input a topic and get a structured, academic multi-level outline customized by essay type.
Thesis Statement Builder
Craft clear, argumentative thesis statement variations from your topic and supporting points.
Cornell Notes Formatter
Organize raw lecture notes or text transcripts into structured, review-friendly Cornell sections.
Citation Generator
Instantly build bibliography citations in APA, MLA, or Chicago format for academic papers.
Readability Score Checker
Evaluate readability index scores like Flesch-Kincaid and Gunning Fog for target audiences.
Debate Argument Builder
Generate structured pro/con arguments with evidence prompts for academic writing prep.
Study Flashcard Generator
Extract key concepts and facts from study notes to auto-generate digital study decks.
Essay Length Planner
Calculate recommended word budgets per section and estimate standard writing times.
Plagiarism-Risk Highlighter
Highlight overused phrases and sequences showing common structures flagged by checkers.
Writing Tone Detector
Classify your tone (academic, formal, persuasive, casual) with dynamic confidence scoring.
Writing Complexity Analyzer
Check vocabulary richness, syllable counts, and recommended grade level scores.
Text Similarity Checker
Calculate TF-IDF similarity between text versions to verify paraphrase quality.
Student Productivity Calculator
Assess study parameters and assignment deadlines to generate structured schedules.
Pomodoro++ Writing Timer
Stay focused with an integrated Pomodoro timer tracking writing speeds and count targets goals.
Refine your draft with Rewrite Mode
After running diagnostics, open Rewrite Mode to improve clarity, rhythm, and word choice in one workspace.