Utilities
QR generators, URL shorteners, password tools, checksum calculators, and general-purpose utilities.
Free online utility tools for everyday tasks — unit converters, calculators, text formatters, QR generators, password generators, color pickers, ZIP extractors, timers, and dozens more. Each tool is fast, focused, and free with no signup. Most run entirely in your browser so data never leaves your device.
45 tools · always free · no account needed
Color Converter
Convert between HEX, RGB, HSL, and CMYK
Unix Timestamp
Convert timestamps to dates and back
Password Generator
Generate strong, secure passwords
Favicon Generator
Generate favicons in all needed sizes from an image
Placeholder Image
Generate placeholder images in custom sizes
Screen Info
View screen resolution, DPI, and viewport details
ZIP Create
Compress multiple files into a ZIP archive
ZIP Extract
Extract and browse contents of ZIP files
Barcode Generator
Generate Code128, EAN-13, UPC-A barcodes and QR codes
Meta Tag Generator
Generate HTML meta, Open Graph, and Twitter Card tags
Aspect Ratio Calculator
Calculate dimensions for any aspect ratio
Byte Converter
Convert between bytes, KB, MB, GB, TB and bit rates
Pomodoro Timer
Focus timer with work/break intervals and stats
Countdown Timer
Custom countdown to any date and time
Stopwatch
Precision stopwatch with lap tracking
Morse Code
Text to Morse Code translator with audio
Binary Translator
Convert between text, binary, hex, and decimal
ROT13 Cipher
ROT13 and Caesar cipher encryption
Screen Recorder
Record browser tab, window, or screen
MIME Type Checker
Identify file MIME types from extensions
Whiteboard
Freehand drawing canvas with shapes and tools
DNS Lookup
Query DNS records for any domain
Email Validator
Validate email syntax and MX records
Readability Formatter
Break walls of text into readable paragraphs
RTF to Text
Strip RTF formatting and extract plain text
RAR Extractor
Extract files from RAR archives
7Z Extract / Create
Work with 7-Zip archives
TAR.GZ Tool
Create and extract TAR.GZ archives
ZIP to 7Z
Repack ZIP archives as 7Z
GZ Extract
Decompress gzip files
Bulk File Renamer
Rename many files with patterns and regex
Duplicate File Finder
Find duplicate files by hash or name
Startup Name Generator
Generate brand name ideas with .com availability check
Name Generators
Fantasy, band, username, character, and pet name generators
Business Day Calculator
Calculate business days between dates excluding holidays
ISO Extractor
Extract files from ISO disk images
XZ/BZ2/ZSTD Extractor
Extract XZ, BZIP2, and ZSTD compressed files
Batch Converter
Convert up to 20 files at once with progress tracking
WiFi QR Generator
Generate a QR code that connects phones to WiFi when scanned
Ambient Sound Generator
Mix ambient sounds for focus, sleep, or relaxation
Keyboard Shortcuts
Searchable keyboard shortcut reference for popular applications
Favicon Extractor
Extract the favicon from any website by URL
Page Ruler
On-screen pixel ruler for measuring elements and distances
Lorem Photo
Generate placeholder photos from Picsum for mockups and prototypes
QR Code Reader
Scan QR codes from images or camera - decode URLs, WiFi, contacts & more
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Password generators, hash tools, metadata strippers, and privacy-focused utilities.
IP lookups, DNS tools, HTTP header inspection, port scanners, and network diagnostic utilities.
JSON, YAML, CSV, XML, SQL, regex, encoding, formatting, minifying, and dozens of developer utilities.