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🚀 Explore All Tools
🧮Calculators7 tools
🎂Age Calculator OnlineCalculate exact age in years, months, days — with zodiac sign, birthday countdown, and chronological age tracker. Free, no sign-up.→📅Date Difference CalculatorCount days, weeks, months between two dates with business days, weekends, and holiday presets. Free online, no sign-up, 100% private.→⏳Days Until CountdownCount down to birthdays, holidays & events. Live progress bar, multiple countdowns, shareable links — free online, no sign-up, 100% private.→🏖️Retirement CalculatorPlan retirement with country presets, savings projections, FIRE number & financial freedom analysis. Free online, no sign-up, 100% private.→⚖️BMI Calculator OnlineCalculate BMI with visual gauge, ideal weight, body fat %, Ponderal Index & health risk analysis. Free online, no sign-up, 100% private.→📊Percentage CalculatorCalculate percentages instantly — find % of a number, percentage change, tips, discounts & ratios. Free online, no sign-up, 100% private.→📐Unit ConverterConvert between units instantly — length, weight, temperature, area, volume, speed, time, digital, pressure, energy. Free online, no sign-up.→
🖼️Image Tools4 tools
✨Background RemoverRemove image backgrounds instantly in your browser. Unlimited, free, private AI-powered background removal, no upload needed. Full-resolution transparent PNG, no watermark.→🖼️Image ResizerResize images instantly in your browser. Set dimensions, quality, format & aspect ratio. No sign-up, 100% client-side, no upload.→🗜️Image CompressorCompress and reduce image file sizes instantly. Batch JPEG, PNG, WebP compression with custom quality. No sign-up, 100% client-side.→🖨️RGB to CMYK ConverterConvert RGB images to CMYK for print. View CMYK color channels & separations. Free online, no sign-up, 100% client-side.→
💻Dev Tools8 tools
🎨Color PickerPick, convert & analyze colors — HEX, RGB, HSL, HSV, CMYK. Free online, no sign-up, 100% private client-side tool.→✏️Online Drawing ToolDraw, sketch & create art — brushes, shapes, colors, fill, undo/redo, export PNG. No sign-up, private & offline.→🔐Base64 Encoder & DecoderEncode & decode text/files in Base64. Free online, no sign-up, 100% private client-side tool.→📋JSON FormatterFormat, validate, minify, and view JSON in a tree. Free online, no sign-up, 100% client-side with syntax highlighting.→📱QR Code GeneratorGenerate custom QR codes instantly with presets (WiFi, vCard, Email), logo overlays, and styles. 100% free, no sign-up, client-side.→⏱️Unix Timestamp ConverterConvert Unix timestamps to human-readable dates and vice versa. Free online, no sign-up, 100% private with timezone support.→🔐Hash GeneratorGenerate MD5, SHA-1, SHA-256, SHA-384, SHA-512 hashes with HMAC. Free online, no sign-up, 100% client-side.→📷QR Code ScannerScan and decode QR codes instantly using your camera, image uploads, or clipboard. Free online, no sign-up, 100% private.→
⚡Utilities2 tools
⌨️Virtual KeyboardVirtual keyboard with multi-language layouts — type in English, Spanish, French, German, Arabic, Portuguese. Free online, no sign-up.→🔑Password GeneratorGenerate strong, random passwords with customizable length, character types, passphrase mode, and entropy analysis. No sign-up, 100% client-side.→
📝Text Tools3 tools
🔤Case ConverterConvert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case. Free online, no sign-up.→📊Word CounterCount words, characters, sentences, paragraphs, reading time & more. Free online, no sign-up, 100% private.→📝Lorem Ipsum GeneratorGenerate Lorem Ipsum placeholder text — paragraphs, sentences, words. Client-side, private, no sign-up.→
📋 View all tools on homepage →
🚀 Explore All Tools
🧮 Calculators 7
🎂Age Calculator OnlineCalculate exact age in years, months, days — with zodiac sign, birthday countdown, and chronological age tracker. Free, no sign-up.→📅Date Difference CalculatorCount days, weeks, months between two dates with business days, weekends, and holiday presets. Free online, no sign-up, 100% private.→⏳Days Until CountdownCount down to birthdays, holidays & events. Live progress bar, multiple countdowns, shareable links — free online, no sign-up, 100% private.→🏖️Retirement CalculatorPlan retirement with country presets, savings projections, FIRE number & financial freedom analysis. Free online, no sign-up, 100% private.→⚖️BMI Calculator OnlineCalculate BMI with visual gauge, ideal weight, body fat %, Ponderal Index & health risk analysis. Free online, no sign-up, 100% private.→📊Percentage CalculatorCalculate percentages instantly — find % of a number, percentage change, tips, discounts & ratios. Free online, no sign-up, 100% private.→📐Unit ConverterConvert between units instantly — length, weight, temperature, area, volume, speed, time, digital, pressure, energy. Free online, no sign-up.→
🖼️ Image Tools 4
✨Background RemoverRemove image backgrounds instantly in your browser. Unlimited, free, private AI-powered background removal, no upload needed. Full-resolution transparent PNG, no watermark.→🖼️Image ResizerResize images instantly in your browser. Set dimensions, quality, format & aspect ratio. No sign-up, 100% client-side, no upload.→🗜️Image CompressorCompress and reduce image file sizes instantly. Batch JPEG, PNG, WebP compression with custom quality. No sign-up, 100% client-side.→🖨️RGB to CMYK ConverterConvert RGB images to CMYK for print. View CMYK color channels & separations. Free online, no sign-up, 100% client-side.→
💻 Dev Tools 8
🎨Color PickerPick, convert & analyze colors — HEX, RGB, HSL, HSV, CMYK. Free online, no sign-up, 100% private client-side tool.→✏️Online Drawing ToolDraw, sketch & create art — brushes, shapes, colors, fill, undo/redo, export PNG. No sign-up, private & offline.→🔐Base64 Encoder & DecoderEncode & decode text/files in Base64. Free online, no sign-up, 100% private client-side tool.→📋JSON FormatterFormat, validate, minify, and view JSON in a tree. Free online, no sign-up, 100% client-side with syntax highlighting.→📱QR Code GeneratorGenerate custom QR codes instantly with presets (WiFi, vCard, Email), logo overlays, and styles. 100% free, no sign-up, client-side.→⏱️Unix Timestamp ConverterConvert Unix timestamps to human-readable dates and vice versa. Free online, no sign-up, 100% private with timezone support.→🔐Hash GeneratorGenerate MD5, SHA-1, SHA-256, SHA-384, SHA-512 hashes with HMAC. Free online, no sign-up, 100% client-side.→📷QR Code ScannerScan and decode QR codes instantly using your camera, image uploads, or clipboard. Free online, no sign-up, 100% private.→
⚡ Utilities 2
⌨️Virtual KeyboardVirtual keyboard with multi-language layouts — type in English, Spanish, French, German, Arabic, Portuguese. Free online, no sign-up.→🔑Password GeneratorGenerate strong, random passwords with customizable length, character types, passphrase mode, and entropy analysis. No sign-up, 100% client-side.→
📝 Text Tools 3
🔤Case ConverterConvert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case. Free online, no sign-up.→📊Word CounterCount words, characters, sentences, paragraphs, reading time & more. Free online, no sign-up, 100% private.→📝Lorem Ipsum GeneratorGenerate Lorem Ipsum placeholder text — paragraphs, sentences, words. Client-side, private, no sign-up.→

🖨️ CMYK Ink Coverage Calculator

Calculate CMYK ink coverage online free — no sign-up. Upload an image and see total ink percentage. 100% private, client-side.

Processing image…
🖼️

Drop your image here

or click to browse — JPEG, PNG, WebP, BMP

JPEG, PNG, WebP, BMP — max 50 MB

📷 Original (RGB)
🟦 Cyan Channel
🟪 Magenta Channel
🟨 Yellow Channel
⬛ Black (Key) Channel
Avg. Cyan: —% Avg. Magenta: —% Avg. Yellow: —% Avg. Black: —% Total Ink Coverage: —%

Each channel shows the grayscale intensity of cyan, magenta, yellow, and black used in the image. White = 0%, black = 100% colorant.

Calculate CMYK ink coverage online free — no sign-up. Upload an image and see total ink percentage. 100% private, client-side.

formula

Total ink coverage = C% + M% + Y% + K%
Is this CMYK converter free? +

Yes, completely free. No sign-up, no hidden fees. Use it unlimited times.

Are my images private? +

All processing happens in your browser. Your files never leave your device.

What image formats work? +

JPEG, PNG, WebP, and BMP images are supported. Upload any standard RGB image.

Can I download CMYK channels? +

Yes! Click Download All to save each CMYK channel as a separate PNG file.