💰 Money 5 tools
Mortgage Calculator
Annuity vs linear repayment with prepayment analysis and 2026 LPR
Income Tax Calculator
Cumulative withholding with social insurance and special deductions, monthly breakdown
Pension Calculator
Simulates the 2026 adjustment by province & seniority, with age top-ups
ViralIncome Percentile
See where your salary ranks nationally, by city tier and by age
Amount to Words
Invoices, contracts, checks — one-click RMB in words
📄 Office 9 tools
ID Photo Maker
One-click background swap (white/blue/red), 1- and 2-inch sizes, sized to a target KB
PDF Toolbox
Merge, split & extract, images to PDF, PDF to images
Word Count
Characters, Chinese chars, words, paragraphs and reading time, live
Image Compress (LitePic)
Smart PNG/JPG/WebP/AVIF/HEIC compression — visually lossless, transparency kept, batch ZIP download
Image Converter
JPG/PNG/WebP conversion — batch, adjustable quality, converted locally with no uploads
For developersDev Toolbox
Timestamp converter, JSON formatter, Base64, UUID and radix conversion
S-T Chinese Converter
Phrase-level conversion with Taiwan and HK standards — safe for sensitive documents
Password Generator
Cryptographic randomness, custom length & characters, live strength meter
Unit Converter
Length, weight, area, volume, temperature — metric and imperial
🏠 Daily Life 5 tools
Relative Title Calculator
What to call every relative — two clicks and you know
Date Calculator
Days between dates, date math, 2026 holiday countdown, workday stats
QR Code Maker
Text/URL/WiFi/vCard, downloadable as PNG
CNY essentialAge Calculator
Exact & traditional age at a glance, with zodiac and birthday countdown
BMI Calculator
Body Mass Index by the Chinese standard, with health advice
🎮 Chill 2 tools
Mini Games Hub
Tetris, Snake, Minesweeper, 2048 and 10 in total — instant play
Wooden Fish
Tap once, merit +1. Digital good deeds — the more you tap, the calmer you feel