Convert JPG images to crisp PNG format directly in your browser with zero data upload.

Convert PNG images to lightweight JPG format with adjustable quality and background color.

Dramatically reduce image file size without perceptible loss of quality. 100% private in-browser.

Resize image dimensions by pixels or percentage with fixed aspect ratio controls.

Generate high-resolution custom QR codes for URLs, text, Wi-Fi passwords, and contact cards.

Convert JPG, PNG, and other images to high-quality PDF documents with customizable page layout.

Calculate Body Mass Index (BMI) and healthy weight ranges with metric and imperial units.

Calculate exact age in years, months, and days, plus next birthday countdown and total days lived.

Convert length, weight, temperature, speed, area, volume, and data storage units instantly in your browser.

Calculate monthly loan payments (EMI), total interest, and complete amortization schedule breakdown.

Calculate investment growth with regular deposits, compounding frequencies, and detailed breakdown charts.

Resize and crop images for Instagram posts, stories, YouTube thumbnails, Twitter banners, and LinkedIn directly in-browser.

Generate scannable QR codes for your WiFi network so guests can connect instantly without typing passwords.

Test, debug, and validate regular expressions with real-time match highlighting, group captures, and common pattern cheatsheet.

Decode and inspect JSON Web Tokens (JWT) client-side. View header, payload, expiration times, and claims without sending tokens to any server.

Generate digital business card QR codes containing your contact name, phone, email, company, and website to save directly to phone contacts upon scan.

Create direct wa.me WhatsApp chat links and scannable QR codes with custom pre-filled messages for customer support and sales.

Add custom text watermarks, confidential stamps, or drafts across PDF pages with angle, opacity, and page range controls. 100% in-browser.

Extract dominant color palettes and hex swatches from any uploaded photo or design with 1-click HEX, RGB, and CSS variables copy.

Reorder, rotate, extract, and delete pages from PDF documents visually in your browser with instant download.

Generate Google-rich-result structured data for Articles, FAQs, Local Businesses, Products, and Events in valid JSON-LD.

Calculate your Basal Metabolic Rate (BMR), Total Daily Energy Expenditure (TDEE), and daily macronutrient targets for weight loss or muscle gain.

Crop photos and images with preset aspect ratios (1:1, 16:9, 4:3, story) or custom freeform dimensions client-side.

Compute SHA-256, SHA-512, SHA-384, and SHA-1 cryptographic file checksums client-side using the Web Crypto API without uploading.

Create aesthetic harmonious color palettes with monochromatic, analogous, and complementary color schemes. 1-click HEX and CSS copy.

Preview how your web page title, URL, meta description, and star ratings look in Google Desktop and Mobile search results.

Extract specific pages or page ranges (e.g. 1-5, 8, 12) from a PDF into a separate clean PDF document in seconds.

Roll virtual dice (D4, D6, D8, D10, D12, D20, D100) or flip coins with visual 3D roll animations, sum counters, and history log.

Real-time microphone audio frequency visualizer with FFT spectrum bars, peak pitch frequency detection, and oscilloscope waveform.

Write Markdown with real-time split preview, syntax toolbar, word counter, and 1-click HTML or raw Markdown export.

Millisecond-precise digital stopwatch with lap recording, split times, and countdown timer with presets and audio chime.

Design, format, and generate GitHub Flavored Markdown tables visually with column alignment, CSV import, and live preview.