Topical hub
Study, Writing & AI Tools
Use free browser utilities for writing and reading estimates, plus AI for structured learning workflows rather than automatic homework completion: study guides, practice quizzes, flashcards, formative feedback, explanations and concept maps.
AI Study Guide MakerTurn notes, textbook excerpts or a topic into a structured study guide with key concepts, summaries, review questions and a checklist.AI-assistedAI Quiz GeneratorCreate multiple-choice, true/false and short-answer practice questions from notes, a topic or pasted study material.AI-assistedAI Flashcard GeneratorConvert notes or a topic into concise flashcards using term-definition or question-answer formats for active recall.AI-assistedAI Essay Grader & FeedbackGet structured feedback on essay clarity, organization, argument, evidence and mechanics without asking AI to write the essay for you.AI-assistedConcept Map MakerBuild a visual concept map in the browser from a central topic and connected concepts, with optional AI expansion planned behind the same tool.Visual toolAI TutorAsk for a step-by-step explanation, hint or worked example while controlling subject, level and how much help the tutor should reveal.AI-assistedWord Count CalculatorCount words, characters, characters without spaces and sentence-ending marks instantly in your browser.CalculatorReading Time CalculatorEstimate reading time from a text word count and an editable reading speed in words per minute.Calculator
Choose a study tool for the learning task, not just the format
A useful study workflow starts with the task you need to perform: recall, explanation, organization, practice or feedback. Lynara separates calculators and deterministic utilities from AI-assisted tools so you can see which outputs follow fixed rules and which still need human review.
Related: Flashcard Generator · Quiz Generator · Concept Map Maker · study guides