# Task Calendar - Todo & Planner — Monthly Calendar Task Manager

> Monthly Calendar Task Manager (iPhone/iPad app by naoki otsu.)

- Source: https://appshunter.io/ios/app/task-calendar-todo-and-planner/id6798184877 (this page in markdown: same URL + `.md`)
- Developer: [naoki otsu](https://appshunter.io/developer/1082476153)
- Category: Productivity, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 15.1 · 44 MB
- Languages: American English, Czech, Danish, Dutch, French (France), German (Germany), Hindi, Hungarian, Indonesian, Italian and 14 more
- Released: 2026-08-25
- Data updated: 2026-08-26
- User reviews in markdown: https://appshunter.io/ios/app/task-calendar-todo-and-planner/id6798184877/reviews.md

## What is Task Calendar?

Task Calendar is a task management app that lets you write down and edit tasks right on your calendar.
It's packed with features such as task management on a monthly calendar, unlimited tabs, sorting, tasks without a date, notifications, dark mode support, and more.

■ Manage Tasks on a Monthly Calendar
Write tasks directly onto a monthly calendar, so you can see everything you need to do each month at a glance.

■ Unlimited Calendar Scrolling
Scroll vertically to instantly jump to any month, past or future.
No need for annoying buttons to move between months!

■ View All Calendars at Once
Combine every tab's calendar into a single, unified view.
No more switching back and forth between tabs!

■ Sorting
Freely reorder tasks by dragging, or sort them alphabetically and more.

■ Unlimited Tabs
Create as many calendars as you like for categories such as "Work," "Study," and "Personal."
There's no limit!

■ Powerful Search
Instantly find the task you need by filtering all your tasks by date range or keyword.

■ Tasks Without a Date
Create tasks that aren't tied to a specific date.
Perfect for tasks whose date hasn't been decided yet!

■ Notifications
Send yourself notifications at any time with any message you like, so you never forget a task.

■ Dark Mode
Choose your theme from Light Mode, Dark Mode, or automatic switching based on your device settings.

■ Custom Background Colors
Change the background color of each tab to any color you like.

■ Archive
Hide any calendars you don't want to see.

■ Biometric Authentication
Supports Face ID and Touch ID, keeping your important records safely protected.

■ Security
Your data is stored only on your device and is never sent to any third party.

■ No Login Required
Start using the app right away without any login.

■ Offline Support
Works even when you're not connected to the internet.

■ Privacy Policy
naokiotsu.com/privacy-policy

■ Contact
If you have any requests or questions, feel free to reach out through the in-app contact form or the email address below.
info@naokiotsu.com


## Version history (last 1 release)

### 1.0 — 2026-08-25

No release notes.

## More apps by naoki otsu

- [Check Calendar - Habit Tracker](https://appshunter.io/ios/app/check-calendar-habit-tracker/id1563837295)
- [ToDo for Google - Manage tasks](https://appshunter.io/ios/app/todo-for-google-manage-tasks/id1616380685)
- [Habit Check Calendar](https://appshunter.io/ios/app/habit-check-calendar/id1629764198)
- [Daily Checklist - Today's Task](https://appshunter.io/ios/app/daily-checklist-todays-task/id1645796637)
- [LinkList - Open Links Quickly](https://appshunter.io/ios/app/linklist-open-links-quickly/id1670836727)
- [PrepChecklist - To-Do List](https://appshunter.io/ios/app/prepchecklist-to-do-list/id6463404844)

All apps by naoki otsu: https://appshunter.io/developer/1082476153

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-26.*