My CheckBox - Todo Calendar

jang sehoon · Productivity

4.6 146 ratings Free

Independent analytics for this App Store listing. AppTracker is not affiliated with jang sehoon.

Chart standing · US

Not currently charting in this storefront.

What changed · US

Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.

Oct 11, 2026
Promotional text “The paper-planner feel you know. Unfold iPhone Duo to see your calendar and tasks side by side, or fold it to plan on the go.”
Oct 11, 2026
New version 1.77 → 1.79

- On iPhone Duo, the app now uses the full unfolded display. With enough room, your calendar and tasks appear side by side, and folding returns to the single-column layout. - The layout adjusts when you rotate iPhone Duo in either direction. - On iPad and iPhone Duo, the calendar and task list fit the window when you use the app alongside another app in Split View. - Stability and display improvements.

Oct 5, 2026
Promotional text “A familiar paper planner for over 10 years. Keep calendars and tasks together, with more room to plan on iPhone Duo.”
Oct 5, 2026
New version 1.76 → 1.77
Sep 30, 2026
Promotional text “The familiar feel of a paper planner, now on iPhone Duo. Keep your calendar and tasks together, and capture ideas as they come.”
Sep 30, 2026
New version 1.67 → 1.76
Sep 1, 2026
Promotional text “Fixed two crashes — syncing tasks from another device, and picking a date. On iPad landscape, the calendar and your tasks now sit side by side.”
Sep 1, 2026
New version 1.66 → 1.67
Aug 26, 2026
Rating ★ 4.53 → 4.55
Aug 26, 2026
New version 1.53 → 1.66

Ratings breakdown · US

The star breakdown behind this app's rating in this storefront.

5★ 79% 115
4★ 10% 15
3★ 4% 6
2★ 1% 2
1★ 5% 8

Screenshots

About

Tired of complicated calendar apps? My CheckBox is the simplest way to manage your day: write a task on the calendar, check it off when it's done. The warm, hand-drawn design makes your daily calendar feel like a paper diary. ■ How people use it - Jot down today's tasks in one line, then check them off - Didn't finish? Move unfinished tasks to today or tomorrow with one tap - Set birthdays and anniversaries to repeat every year ■ Features - Calendar + tasks: tap a date and see that day's checklist instantly - Repeating events: weekly, monthly, yearly (plus lunar repeat in Korea) - National holidays: automatically displayed for your country - Reminders: from right on time to 2 days before - App icon badge: see how many tasks are left today - D-Day calculator: count 100-day and 1000-day anniversaries - Backup: iCloud backup/restore with auto backup - Passcode lock: keep your schedule private (upgrade) - 10 handwriting fonts to make it feel like your own diary - Available in 14 languages ■ Perfect for you if… - You want a light to-do list instead of a heavy calendar app - You love the feel of a paper diary - You just want to write, check, and get on with your day Contact: crazydashdev@gmail.com Privacy Policy: https://dashhoon.github.io/nbros-privacy/ Terms of Service: https://dashhoon.github.io/terms_of_service/

What's new · 1.79

- On iPhone Duo, the app now uses the full unfolded display. With enough room, your calendar and tasks appear side by side, and folding returns to the single-column layout. - The layout adjusts when you rotate iPhone Duo in either direction. - On iPad and iPhone Duo, the calendar and task list fit the window when you use the app alongside another app in Split View. - Stability and display improvements.

Details

Developerjang sehoon
ReleasedDec 2011
UpdatedJul 2026
Version1.79
Size34 MB
RequiresiOS 13.0 or later
Age rating4+
LanguagesChinese, English, French, German, Italian, Japanese, Korean, Portuguese, Russian, Spanish, Thai, Turkish, Vietnamese
PriceFree
Categories ProductivityUtilities
Bundle IDcom.crazydash.NotificateMe