Today Lab
All useful tools in one place.
Boost your productivity with fast and intuitive Today Lab.
Income & Career
- 2025 Salary Calculator
Accurate take-home pay calculator with latest tax laws. Calculate your real net income.
Open Tool- Global Salary Comparison
Korea vs US vs Japan. Compare your real salary value across different countries.
Open Tool- US Salary Calculator
Calculate US net income considering Federal and State taxes by state.
Open Tool- Japan Salary Calculator
Check net pay in Japan, including Residence Tax and Social Insurance deductions.
Open Tool
Investment & Wealth
- Stock Dashboard
Build your portfolio and track real-time returns and dividends in one place.
Open Tool- Market Indicators
Analyze market trends from Fear & Greed Index to US Treasury Yields and Sector Heatmaps.
Open Tool- US ETF Trends
From S&P 500 to Tech & Dividends. Explore major US ETFs and real-time market data.
Open Tool
Dev & Media Tools
- JSON Parser & Converter
Format complex JSON, validate errors, and generate DTO code for TypeScript/Java.
Open Tool- Image Converter
Compress & Convert (JPG/WebP/PNG). Secure local processing without server uploads.
Open Tool- Video Converter
Compress & Convert videos (MP4/WebM) via WebAssembly directly in your browser.
Open Tool- QR Code Generator
Create free custom QR codes for URLs, Wi-Fi, vCards. Add logos and colors.
Open Tool
Today Lab: Toolbox for Productivity
Today Lab solves complex calculations and data processing quickly and easily.
Start right now without installation or sign-up.
- Real-time & Latest Data
We reflect the latest 2025/2026 tax laws, exchange rates, and stock prices to provide accurate results.
- Privacy First
Sensitive data like images, videos, and JSON are processed entirely in your browser and never sent to servers.
- Free & Open
All features for developers and creators are 100% free. Use freely without ads or hidden fees.