# CalendarSync - CalDAV and more

> Synchronize your events using CalDAV, FTP, HTTP, WebDAV, ics files, WebCal-feeds

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

## Overview

- **ID:** `com.icalparse`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Calendar/Task/Contact Sync Mobile
- **Category:** PRODUCTIVITY
- **Downloads:** 11,379
- **Rating:** 3.84 / 5 (459 ratings)
- **Version:** 14.00
- **Last updated:** 2025-08-29
- **First published:** 2011-09-09
- **Publisher country:** AT
- **Size:** 4.61 MB
- **Data as of:** 2026-09-13
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.icalparse)
- **Website:** [http://ntbab.dyndns.org/apache2-default/seite/index.html](http://ntbab.dyndns.org/apache2-default/seite/index.html)
- **Privacy policy:** [http://ntbab.dyndns.org/apache2-default/seite/privacy.html](http://ntbab.dyndns.org/apache2-default/seite/privacy.html)

## Description

CalendarSync is a powerful Chrome extension designed to synchronize your calendar events seamlessly across various platforms and sources including CalDAV, FTP, HTTP, WebDAV servers, cloud storage, local files, and mail attachments. It supports both iCalendar and VCalendar standards, offers two-way encrypted sync, and is compatible with over 50 CalDAV servers including Owncloud, Apple iCloud, and Synology NAS.

Featuring a user-friendly guided setup, the extension manages complex sync configurations effortlessly, caters to multi-device calendar synchronization, and accommodates custom sync intervals. Additional advantages include comprehensive backup options, support for self-signed certificates, multi-language interface, and solutions for large-scale deployments. Whether you want to sync appointments between devices or servers securely and at high speeds, CalendarSync offers the flexibility and security needed for efficient calendar management.

## Rankings

- #537,538 — Overall
- #19 — google calendar

## Permissions and access

### Permissions

- `android.permission.ACCESS_BACKGROUND_LOCATION`
- `android.permission.ACCESS_COARSE_LOCATION`
- `android.permission.ACCESS_FINE_LOCATION`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.ACCESS_WIFI_STATE`
- `android.permission.AUTHENTICATE_ACCOUNTS`
- `android.permission.CHANGE_WIFI_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.FOREGROUND_SERVICE_DATA_SYNC`
- `android.permission.GET_ACCOUNTS`
- `android.permission.INTERNET`
- `android.permission.MANAGE_ACCOUNTS`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.READ_CALENDAR`
- `android.permission.READ_EXTERNAL_STORAGE`
- `android.permission.READ_PHONE_STATE`
- `android.permission.READ_SYNC_SETTINGS`
- `android.permission.RECEIVE_BOOT_COMPLETED`
- `android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS`
- `android.permission.USE_CREDENTIALS`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `android.permission.WRITE_CALENDAR`
- `android.permission.WRITE_EXTERNAL_STORAGE`
- `android.permission.WRITE_SYNC_SETTINGS`
- `com.android.vending.CHECK_LICENSE`

## Review summary

### Pros

- Reliable syncing capabilities for CalDAV and other calendars
- Excellent customer support from the developer
- Can sync between handheld devices and desktop easily
- Works well with multiple calendar types
- Ability to configure and customize settings extensively

### Cons

- Clunky and unappealing user interface
- Difficult setup process for some users
- Issues with syncing start times reported
- No support for MS Exchange
- Inconsistent functionality after upgrades

## Similar extensions and apps

- [CalendarSync - trial](https://chrome-stats.com/d/com.icalparse.free) — 103,337 users, 4.28 / 5
- [ContactSync - CardDAV and more](https://chrome-stats.com/d/com.vcard.android) — 6,500 users, 4.83 / 5
- [DAVy - Calendar & Contact Sync](https://chrome-stats.com/d/com.davy) — 28 users
- [CalSyncM](https://chrome-stats.com/d/com.eno.calscheduler) — 413 users
- [ContactSync trial](https://chrome-stats.com/d/com.vcard.android.free) — 19,257 users, 5.00 / 5
- [iCal Import/Export CalDAV](https://chrome-stats.com/d/tk.drlue.icalimportexport.premium) — 36,158 users, 4.47 / 5
- [CalSync - Local Calendar Sync](https://chrome-stats.com/d/dev.henriquecouto.calsync_gplay) — 126 users
- [CalendarSync](https://chrome-stats.com/d/com.anonymous.calsync) — 102 users
- [Simple Calendar Sync](https://chrome-stats.com/d/me.rperez.calendarsync) — 374 users
- [Neo CalDav Sync](https://chrome-stats.com/d/com.neocaldav.sync) — 83 users
- [CalDAV TaskSync beta](https://chrome-stats.com/d/com.ntbab.ical.todolistsync) — 32,031 users, 1.00 / 5
- [DAVsky – CalDAV CardDAV ICS](https://chrome-stats.com/d/com.rypox.davsky) — 31 users

---

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