Free Writing Tools
Free writing tools to summarise text, paraphrase, check grammar, generate outlines and FAQs, estimate reading time, and produce Markdown previews.
Choose a tool and get an instant result
BlinkCalc tools are designed to be fast, practical, privacy-conscious, and easy to understand. Every result is calculated in your browser.
AI Text Summarizer
Paste any long text and get a concise extractive summary.
FAQ Generator
Generate useful FAQ questions and answers from any topic.
Grammar Checker
Detect repeated words, missing capitalisation, and common misspellings.
HTML to Markdown Converter
Convert HTML into clean, readable Markdown instantly.
Lorem Ipsum Generator
Generate realistic placeholder text by paragraphs, sentences, or word count.
Markdown Preview
Write Markdown and see a live rendered preview.
Markdown to HTML
Convert Markdown to clean HTML instantly.
Outline Generator
Generate structured outlines for articles, essays, and plans.
Paraphrasing Tool
Rewrite text in Simple or Formal tone.
Reading Time Calculator
Paste any text to instantly see how long it takes to read.
Related categories
Math
Use free online math calculators for percentages, fractions, statistics, geometry, equations, number tools, grades, and date calculations.
Finance
Plan loans, savings, investments, salaries, taxes, retirement, budgets, interest, and mortgage payments with free finance calculators.
Health
Calculate BMI, calories, macros, heart rate zones, pregnancy dates, hydration, fitness metrics, body composition, and wellness estimates.
Converters
Convert length, weight, temperature, area, volume, speed, time, energy, data storage, and other common measurement units online.
Date & Time
Free date and time tools to convert Unix timestamps, calculate the difference between dates, count down to a deadline, switch time zones, and convert military time.
Everyday
Practical everyday calculators for paint coverage, concrete and gravel volumes, electricity costs, wind chill, heat index, fuel cost, ABV, and more.
Frequently asked questions
Are these writing tools AI-powered?
The paraphraser, grammar checker, and summariser use rule-based and statistical techniques that run locally. They're fast and free, and your text never leaves your browser.
Can I use these tools for blog posts and articles?
Yes. The outline generator and FAQ generator give you starter scaffolding; the paraphrasing, grammar, and reading time tools help you polish the result.
Will my content be stored or used for training?
No. Everything runs in your browser tab; the moment you close it, the inputs are gone.