Calculator
Free online scientific calculator with history. Supports basic and advanced operations.
Use Now →JSON Formatter
Format, validate, compress, and beautify JSON data with syntax highlighting.
Use Now →Image Compressor
Compress PNG, JPG, and WebP images in your browser. No upload required.
Use Now →Word Counter
Count words, characters, sentences, paragraphs, and reading time in real-time.
Use Now →Color Converter
Convert between HEX, RGB, and HSL color codes with live preview.
Use Now →Base64 Encode / Decode
Encode and decode text or files to and from Base64 format.
Use Now →URL Encode / Decode
Encode and decode URL strings. Convert text to URL-safe format and back.
Use Now →UUID Generator
Generate random UUIDs (v4) instantly. Bulk generate multiple UUIDs at once.
Use Now →Password Generator
Generate secure random passwords with customizable length and character types.
Use Now →Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa.
Use Now →Text Diff Checker
Compare two texts and highlight differences. Find added, removed, and changed text.
Use Now →Markdown Preview
Write and preview Markdown in real-time. Supports all common formatting syntax.
Use Now →Case Converter
Convert text between uppercase, lowercase, title case, camelCase, and more.
Use Now →Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes for any text.
Use Now →Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text. Customize word and paragraph count.
Use Now →HTML Entities Encoder / Decoder
Encode and decode HTML entities. Convert special characters to HTML-safe format.
Use Now →Unit Converter
Convert between units of length, weight, temperature, area, volume, speed, and more.
Use Now →Regex Tester
Test regular expressions in real-time with match highlighting and details.
Use Now →CSV / JSON Converter
Convert CSV data to JSON format and JSON to CSV instantly.
Use Now →Date Calculator
Calculate duration between dates, add or subtract days from a date.
Use Now →Text to Slug
Convert text to URL-friendly slug. Remove special characters, lowercase, hyphenate.
Use Now →Unicode Converter
Convert text between Unicode escapes and readable characters.
Use Now →QR Code Generator
Generate QR codes from text or URLs. Download as PNG images.
Use Now →Barcode Generator
Generate barcodes from text. Supports EAN-13, UPC-A, Code 128, Code 39, and more.
Use Now →Image Converter
Convert images between PNG, JPG, and WebP formats. All in your browser.
Use Now →Image to Base64
Convert images to Base64 data URIs. Drag and drop or select a file.
Use Now →Image Resizer
Resize images online. Specify dimensions or use percentage scaling.
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