---
title: "Simple Calendar: ToDo Planner — App Overview"
url: https://marlvel.ai/intel-report/productivity/simple-calendar-todo-planner
category: Productivity
developer: Komorebi Inc.
platforms: ios
rating: 4.6 (6.4K ratings)
pricing: freemium
report_level: overview
generated: 2026-04-15
last_verified: "2026-04-18T00:30:24.367Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** While the app offers a clean, minimalist interface, users have reported critical stability issues regarding data persistence and cross-device purchase synchronization.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Productivity |
| Rating | 4.6 ★ (6.4K) |
| Pricing | freemium |
| Platforms | iOS |
| Latest Version (iOS) | 5.8.0 |
| Developer | Komorebi Inc. |

<!-- SECTION: Summary -->
## What is Simple Calendar: ToDo Planner?

Simple Calendar is a minimalist productivity tool designed for users seeking a streamlined scheduling experience. It integrates with iCloud and Google Calendar to facilitate schedule sharing and offers high-level customization, including font size adjustments and multiple display views.

<!-- SECTION: Key Features -->
## Key Features

- **Cross-Platform Sync**: Supports integration with iCloud and Google Calendar for seamless schedule sharing with others.
- **Customizable Display**: Offers 15 widgets, 10 font size options, and multiple view modes including daily and variable weekly layouts.
- **Event Enrichment**: Allows users to add notes, URLs, and map locations directly to calendar entries.
- **Visual Organization**: Supports color coding to help users distinguish between different calendars.

<!-- SECTION: Target Audience -->
## Who is it for?

Individuals and professionals seeking a minimalist, easy-to-navigate calendar interface for personal and collaborative scheduling.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/simple-calendar-todo-planner/id1422994973?uo=4)
- [Full Intelligence Report](https://marlvel.ai/intel-report/productivity/simple-calendar-todo-planner)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/productivity/simple-calendar-todo-planner).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*