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Beautify, validate and minify JSON data with syntax highlighting.
Count words, characters, sentences, paragraphs and estimate reading time instantly as you type.
Generate secure, random passwords with customizable options.
Generate QR codes instantly from text, URLs, WiFi details, contacts and emails. Download as PNG or SVG.
Compress and optimize JPG, PNG and WebP images client-side with zero server uploads.
Combine multiple PDF files into one document in your browser with no uploads.
Convert JPG, PNG and WebP images into a single PDF with page size and margin options.
Convert length, weight and temperature measurements with instant live calculations.
Calculate your Body Mass Index (BMI), WHO weight category, and healthy weight range online.
Calculate your exact age in years, months and days instantly.
Paste any text and get accurate token counts across GPT-5, Claude, Gemini, Llama and DeepSeek models with context window usage visualized.
Encode images to Base64 and decode Base64 strings back to images.
Convert colors instantly between HEX, RGB, RGBA, HSL, HSLA and OKLCH formats with an interactive color palette.
Generate random UUID v4 strings instantly for databases, APIs and development.
Convert text instantly between upper case, lower case, title case and sentence case.
Convert Unix timestamps to readable dates and epoch time instantly.
Encode text to URL-safe format and decode URL-encoded strings.
Generate cryptographic hashes instantly from any text. Supports SHA-256, SHA-512, MD5, PBKDF2, HMAC-SHA-256 and HMAC-SHA-512.
Decode, verify and generate JSON Web Tokens (JWT) instantly.
Write or paste Markdown and MDX and see a live rendered preview instantly. Includes word count, reading time, import, export and copy.
Clean AI-generated text by removing formatting issues and hidden characters.
Extract and download high quality YouTube video thumbnails instantly in all available resolutions.
Convert SVG markup into optimized React JSX components instantly.
Upload and browse SQLite database files, schema and tables entirely in your browser with full privacy.
Find and highlight repeated words in real-time. Tune minimum length and repeat thresholds to tighten your writing.
Calculate gross, operating and net profit margins for business analysis.
Compare simple and compound interest returns to evaluate investment growth.
Calculate cost per 1000 impressions and optimize advertising spend.
Calculate monthly EMI, total interest and housing loan repayment instantly.
Calculate mutual fund returns and future value of monthly SIP investments online.
Plan systematic withdrawals and estimate retirement income from investments.
Calculate and compare your income tax liability under India's New and Old tax regime.
Calculate your monthly take-home salary from CTC after PF, professional tax and income tax deductions.