Miscellaneous Tools
Handy utilities: QR code generator, color converters, credit card validator, subnet calculator, timers, fake data generator and more.
QR Code Generator
Turn any link or text into a downloadable QR code in seconds.
QR Code Decoder
Decode QR codes from an image — read what any QR contains.
Color Converter
Convert colors between HEX, RGB, HSL and CMYK with a live preview.
HEX to RGB
Convert hex colors to RGB — #FF6600 to rgb(255, 102, 0).
RGB to HEX
Convert RGB colors to hex — rgb(255, 102, 0) to #FF6600.
What Is My Browser
See what browser you're using — version, engine and details.
What Is My Screen Resolution
See your screen resolution — display size, window size and pixel ratio.
What Is My User Agent
See your user agent string — the raw identifier your browser sends.
Screen Resolution Simulator
Simulate screen resolutions — preview your site at different sizes.
VTT to SRT Converter
Convert WebVTT subtitles to SRT — the universal caption format.
SRT to VTT Converter
Convert SRT subtitles to WebVTT — captions for HTML5 web video.
Credit Card Generator
Generate test credit card numbers — Luhn-valid, for payment testing.
Credit Card Validator
Validate credit card numbers — check format and Luhn checksum.
URL Opener
Open multiple URLs at once — bulk-open a list of links in tabs.
Barcode Generator
Generate barcodes — product codes, inventory labels and more.
WiFi QR Code Generator
Generate WiFi QR codes — guests connect by scanning, no password typing.
vCard QR Generator
Generate vCard QR codes — share contact details with one scan.
Timezone World Clock
World clock — current time across cities and time zones at a glance.
Random Number Generator
Generate random numbers — pick a range, get truly random results.
Random Color Generator
Generate random colors — instant inspiration with hex and RGB.
Pomodoro Timer
Pomodoro timer — focused work sprints with timed breaks.
Word Frequency Counter
Count word frequency — see which words appear most in your text.
IP Subnet Calculator
Calculate IP subnets — network, broadcast, host range and mask.
MAC Address Generator
Generate MAC addresses — valid formats for testing and development.
Fake Data Generator
Generate fake data — realistic test names, emails, addresses and more.