internetIDEA

A local aptitude course, plus ten small tools. They open in the browser and keep data on this device.

1. Aptitude Chapters, tricks, moving pictures, and extra practice on the skills you miss.
2. Shelf Dates on food, medicine, documents, and filters.
3. Streak Daily habits and a real consecutive-day count.
4. Block Focus timer with short and long breaks.
5. Tab Split a bill so the cents add up.
6. Ledger Spending by month, with a CSV export.
7. Slip A one-page invoice you can print.
8. Wheel A fair pick among options you type.
9. Breath Box breathing and a 4-7-8 preset.
10. Bench Length, mass, volume, and temperature.
11. Until Countdowns, including dates already past.