FOUR - A Tool of 10K Hour Rule app for iPhone and iPad

FOUR - A Tool of 10K Hour Rule Download from App Store

4.6 ( 4336 ratings )
Productivity Lifestyle
Developer: SHENZHEN XUSHIJIDI TECHNOLOGY LIMITED COMPANY
Free
Current version: 1.0, last update: 8 years ago
First release : 22 Jul 2016
App size: 13.44 Mb

FOUR is a beautiful and lightweight task-recorder app, revolving around the theme of "10000 Hour Rule", encourage user to achieve their goal.