Gio Hong

This is a notificator application for marathon races in Korea. Also has notificator of 6 world major marathons: Berlin,London,Boston,Chicago,Tokyo,London. https://play.google.com/store/apps/details?id=com.supersimple.marathonnotificator

Memorize sentences are effective way to improve foreign language. This application have 100 English sentences with Korean translation. https://play.google.com/store/apps/details?id=com.supersimple.english100sentences

This application calculates and displays sunrise and sunset time of next 365 days. You can also find the time for selected date from calendar. https://play.google.com/store/apps/details?id=com.supersimple.sunrisesunset100

This application is to practice mental arithmetic. It will help yout brain health. https://play.google.com/store/apps/details?id=com.supersimple.mentalarithmetic Can select adding,subtracting,multiply and division. You can check your record after you solve 10 questions. This app also has history feature.

New update: version 1.2 Fix the /mile pace problem. Improve some text format.

This is a chat style tasks management application. very simple and dark mode supported. https://play.google.com/store/apps/details?id=com.supersimple.taskchat Screenshot images