# Calendar S - Simple Efficient

> Recommend efficient app

Canonical page: [https://chrome-stats.com/d/id1489584166](https://chrome-stats.com/d/id1489584166)

## Overview

- **ID:** `id1489584166`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** 寅康 童
- **Category:** Productivity
- **Rating:** 5.00 / 5 (1 ratings)
- **Version:** 1.1.5
- **Last updated:** 2021-01-04
- **First published:** 2020-03-06
- **Size:** 173 MB
- **Data as of:** 2026-09-21
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/calendar-s-simple-efficient/id1489584166)
- **Privacy policy:** [http://www.swiftstar.net/privacy/en.html](http://www.swiftstar.net/privacy/en.html)

## Description

Meet and hang out but forget the time?
I'm going to a meeting, but I'm not ready to report?
Girlfriend's birthday is coming. Haven't prepared gifts yet?
Let us help you!

Calendar S, an efficient calendar to-do app, reduces the operation to the simplest and mentions the highest efficiency.
With a few simple operations, you can organize your daily life, study, work, and fitness.
You can use the to-do and calendar together to focus on the completion status or use the calendar to arrange your schedule carefully.

No ads, no fees

Minimalist design: the interface is clear and intuitive, and the details are carefully designed to make you more aware of your schedule
Data security: you can sync with the server without logging in
Personalized reminder: multiple circular reminder modes to meet various personalized needs
Simple operation: Convenient and easy to use, clear function at a glance, operation as you want
Ebbinghaus: Memory curve circulation mode, helps learning working memory, a good helper for learning
Pomodoro Clock: focus on time, with white noise, let you concentrate on doing the things in front of you, and also help you fall asleep
Operation history: complete event records and operation records for easy inquiry
Lunar calendar adaptation: carefully adapted to the lunar cycle reminder mode, more suitable for Chinese people
Seamless connection: system calendar import, schedule seamless connection
Automatic processing: Unfinished to-do events are automatically moved to today, and completed events are automatically removed the next day without tedious operations

Stay tuned:
Carefully select more loving ringtones
Share schedules and learn effective arrangements for others

Looking forward to your further suggestions:
Email: swiftstar001@gmail.com

## Rankings

- #835,713 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id1489584166)