Tani DevTool
Calculators
Scientific CalculatorExchange Rate CalculatorSeverance Pay CalculatorInterest CalculatorSalary CalculatorKorean Age CalculatorOvulation CalculatorBill SplitterBMI CalculatorVAT CalculatorLoan CalculatorRent Conversion CalculatorDiscount CalculatorSocial Insurance CalculatorFreelancer 3.3% Tax CalculatorStock Return Calculator
Clock
Online ClockStopwatchTimerOnline Alarm ClockServer Time / TicketingD-day Countdown
Image/Media
Barcode GeneratorQR Code GeneratorImage CompressorImage ResizeImage ConverterFavicon GeneratorYouTube Thumbnail Extractor
Text/Convert
Emoji CollectionCharacter CounterUnit ConverterFile Size ConverterColor Code ConverterText DiffPDF Merge/SplitBusiness Day Calculator
Life/Fun
Lotto GeneratorLadder GameCompatibility CheckerRandom GeneratorPassword GeneratorMy IP Address
Dev Tools
Base64 EncoderJSON FormatterURL EncoderSQL FormatterCron Expression GeneratorRegex TesterUUID GeneratorHash GeneratorTimestamp ConverterJWT DecoderHTML Entity ConverterMarkdown PreviewCSS Minifier

Useful Web Tools Collection

Tani DevTool provides various web tools necessary for daily life and work. Easily use tools like calculators, clocks, and emoji collections in one place.

Calculators

Scientific Calculator
Exchange Rate Calculator
Severance Pay Calculator
Interest Calculator
Salary Calculator
Korean Age Calculator
Ovulation Calculator
Bill Splitter
BMI Calculator
VAT Calculator
Loan Calculator
Rent Conversion Calculator
Discount Calculator
Social Insurance Calculator
Freelancer 3.3% Tax Calculator
Stock Return Calculator

Clock

Online Clock
Stopwatch
Timer
Online Alarm Clock
Server Time / Ticketing
D-day Countdown

Image/Media

Barcode Generator
QR Code Generator
Image Compressor
Image Resize
Image Converter
Favicon Generator
YouTube Thumbnail Extractor

Text/Convert

Emoji Collection
Character Counter
Unit Converter
File Size Converter
Color Code Converter
Text Diff
PDF Merge/Split
Business Day Calculator

Life/Fun

Lotto Generator
Ladder Game
Compatibility Checker
Random Generator
Password Generator
My IP Address

Dev Tools

Base64 Encoder
JSON Formatter
URL Encoder
SQL Formatter
Cron Expression Generator
Regex Tester
UUID Generator
Hash Generator
Timestamp Converter
JWT Decoder
HTML Entity Converter
Markdown Preview
CSS Minifier