Works offline
Online tools tagged Works offline.
EXIF Viewer
photo.jpgcamera and lens
Regex Tester
\d+matches 2026
URL Encoder/Decoder
hello worldhello%20world
Cron Generator
every day at 09:000 9 * * *
Timestamp Converter
01970-01-01T00:00:00Z
Base64 Encoder/Decoder
helloaGVsbG8=
Percentage Calculator
15% of 20030
Discount Calculator
$100 at 20% off$80
BMI Calculator
70 kg and 175 cmBMI 22.9
Age Calculator
2000-01-0126 years old
D-Day Calculator
TomorrowD-1
Bill Split Calculator
$120 among 4 people$30 each
Loan & Compound Interest Calculator
$12,000 at 0% for 1yr$1,000/mo
Unit Converter
1 km1000 m
Text Counter
Hello world11 chars, 2 words
Markdown Preview
**bold**bold text
Text Diff
catcats
Korean-English Keyboard Converter
dkssud안녕
Text Case and Duplicate Cleaner
Product Nameproduct-name
Lorem Ipsum Generator
3 paragraphsa layout mock-up block
Timer and Stopwatch
10:00 countdownalert at 00:00
Pomodoro Timer
25 focus + 5 breakone session
World Clock
Seoul 09:00London 01:00 in winter
Lunar-Solar Calendar Converter
solar 2025-01-29lunar 2025-01-01
Color Converter
#FF0000rgb(255, 0, 0)
Color Palette Generator
blue, complementary rulea 5-color palette
Gradient Generator
blue to purple, 90deggradient CSS
QR Code Generator
https://example.comQR PNG
Password Generator
20 chars, symbols onrandom password
UUID Generator
5, uppercase5 UUID v4 IDs
UTM Campaign Builder
example.com + newslettertagged campaign URL
Coin Flip
flipheads
Dice Roller
2d64 + 5 = 9
Ladder Game (Ghost Leg)
4 players + 1 winnerdrawn