Mark To Do

Highlight What Matters — Mark Mark is more than a to-do app. Assign highlight colors to prioritize tasks at a glance, and never miss a deadline with D-day badges.

[KEY FEATURES]

Highlight Colors Give each task its own color to instantly see what matters most. Custom colors supported.

Spaces Organize tasks by purpose — work, personal, study — with customizable, reorderable spaces.

D-day Badges Tasks with due dates automatically show a D-day countdown. Never miss a deadline.

Home Screen Widgets Check your progress and today's tasks from your home screen without opening the app. Small and Medium sizes supported.

Kanban Board Visualize and manage task status with a Kanban board view.

Image Attachments Attach photos directly to tasks for more detailed records.

Flag & Notes Flag important tasks and add notes for more details.

iCloud Sync (Paid) Automatically sync tasks across all your Apple devices. One-time purchase, no subscription.

Multi-language Support Available in Korean, English, and Japanese.

Custom App Title Rename the app in Settings — reflected on widgets too.

Dark Mode Supports Light, Dark, and System appearance settings.