Online Piano Simulator

Fun work quantification tool that displays and statistics work results in an interesting way.

Write letters to your future self and receive warm greetings from the past at designated times.

Create music by clicking on notes, record and play your own compositions. Supports multiple instruments with recording, playback and save functionality.

Light and fun mini-game to relax during work breaks, watch fish swimming freely.

Professional sleep aid tool that helps users fall asleep quickly through sheep counting, featuring starry background and relaxing sound effects.

Visual hypnotic tool with breathing guidance and relaxation techniques to help you relax and fall asleep gradually. Features pulsing animations, breathing rhythm guidance, ambient sound effects, and timer functionality.

Scientific personality test based on MBTI and Big Five theory to help you better understand yourself and others, providing detailed personality trait analysis and career advice.

Safe stock trading simulation platform for learning investment knowledge and experiencing stock market trading.

Calculate your work value in real-time, make every second count. Based on monthly salary to calculate earnings per second, providing dazzling effects and emotional value to motivate work enthusiasm.

A relaxing and fun jumping game to help relieve stress and improve mood. Supports keyboard and mouse controls with local data storage.

Fun reincarnation simulator to experience different life paths and explore infinite possibilities. Randomly generates reincarnation location, family background, wealth status, and more for entertainment and fun.

Experience the daily life of a goblin in Langlang Mountain, complete various tasks to improve attributes, make choices in random events, and ultimately reach different endings.

Calculate retirement savings needed based on age and city, assess financial freedom level. Provides detailed cost breakdown analysis to help users plan their financial future.

Traditional ancient-style fortune stick tool with beautiful bamboo tube design, 70% chance of excellent fortune to bring you good luck. Includes classical poetry-style stick content and detailed interpretation, automatically records draw history.

Professional online piano simulator with keyboard and mouse support. Features 14 white keys and 10 black keys covering two octaves. Provides recording, playback, and replay functionality with realistic piano sound and excellent user experience.