Practice trading on anonymous historical data. Select stocks, analyze charts, and make trades without real money. Track performance and review past decisions to improve trading skills.
Explore probability with interactive sliders and buttons. Calculate probabilities and percentiles for upper tail, lower tail, or two-tailed tests. Visualize results alongside numerical solutions. Compare continuous and discrete side-by-side.
Select a group to enter into the hat. Pick an item by shaking the device or tapping the screen. View and manage groups with custom items. Add, remove, or edit entries within groups.
Solve math, biology, physics, chemistry, nursing, economics, and history problems with AI-powered step-by-step guidance. Type or snap a photo of equations or questions for instant answers.
Create unique nicknames for apps and using customizable fonts, symbols, and emojis. Generate fancy names with pre-designed templates or personalize with special characters. Decorate names with hearts and other icons to enhance chat appearances.
The app generates lucky numbers for New York lottery games. Users can input personal numbers like birthdays or street addresses to influence the generated lottery numbers.