HanKan - Mandarat Planner
My Year, Built with Mandarat
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
HanKan — Fill your day, one cell at a time
Mandarat is a 9×9 grid-based goal achievement method.
Made famous by baseball star Shohei Ohtani during his high school years — now available as an app.
■ Mandarat Goal Planning
• Break down 1 yearly goal → 8 sub-goals → 64 action items
• AI suggests sub-goals and action items for you
• Set daily, weekly, monthly, or quarterly repeat cycles
• Track progress at a glance with a colorful 9×9 grid
■ Today's Tasks
• Automatically organizes today's action items
• Check off tasks for a daily sense of achievement
• Track your consistency with execution streaks
■ Emotion Calendar
• Record daily emotions with simple emoji icons
• View monthly emotion trends and statistics at a glance
• Discover insights between your activities and emotions
■ Home Screen Widget
• Check today's tasks and progress right from your home screen
• Stay on track without even opening the app
■ Weekly Report
• This week's execution count and cumulative progress
• Compare trends with last week
• Save and share as an image
Clean, warm beige design
Multiple font options
Share your Mandarat grid as an image
Sign in with Email, Apple, or Kakao
Even the biggest goals are achieved one cell at a time.
Start your first cell today.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
New Features
Automatic Pomodoro focus time tracking
See daily focus time on each calendar date
View today's and this week's totals in Profile
Improvements
Confirmation step before deleting schedules
Haptic feedback when toggling tasks
Task checkbox toggles now reflect instantly
Bug Fixes
Fixed unexpected logouts after extended use
Fixed the stop-confirm dialog being hidden in fullscreen timer
Improved timer reliability
The developer, SAHWI KIM, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Contact Info
- User Content
- Identifiers
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- SAHWI KIM
- Size
- 45.5 MB
- Category
- Productivity
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English and Korean
- Age Rating
9+
- 9+
- Contains
Health or Wellness Topics
- Copyright
- © 2026 YeeWon Jung