Three simple tools, shown up close

See what is inside, read a plain description, and buy with one button. Prices in US dollars.

This site shows simple ways to make money online. See the list of ways →

For parents and grandparents who want puzzles that are easy on the eyes

Large-Print Sudoku

Daily number puzzles with big numbers and no ads. 50 puzzles (20 easy, 20 medium, 10 a bit hard), each with exactly one answer. Big number buttons, a mistake check and a one-square hint. You can print them too. (Screens are in Korean.)

$9.00 $6.30 · until 11/4, 11:59 PM (Korea time)

One-time payment, no subscription · digital download

Buy now →

For small shops and people who work for themselves

Money Book for a Small Shop (Excel)

A book for writing money in and money out. Write one line at a time, and monthly totals appear by themselves. See right away how much is left.

$5.00 $3.50 · until 11/4, 11:59 PM (Korea time)

One-time payment, no subscription · digital download

Buy now →

For families caring for a parent

Dementia Family Care Binder

A printable care log and spreadsheet for families caring for a parent with dementia or in old age. Write for 5 minutes a day and tell the doctor every change. Sharing care within the family gets easier.

$6.99 $4.89 · until 11/4, 11:59 PM (Korea time)

One-time payment, no subscription · digital download

Buy now →

Checkout and download happen on the Botkora product page. Results vary. Browse all free guides →