EteSync Alternatives

EteSync is described as 'Secure, end-to-end encrypted, and privacy respecting sync for your contacts, calendars and tasks. Everything is encrypted on the client-side and all the code (client and server) is open source' and is an app in the office & productivity category. There are more than 25 alternatives to EteSync for a variety of platforms, including Windows, Web-based, Mac, Android and iPhone apps. The best EteSync alternative is Nextcloud, which is both free and Open Source. Other great apps like EteSync are DAVx5, Sync-in, iCloud and Baïkal.

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Alternatives
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Alternatives list

  1. Nextcloud icon

    Nextcloud

     1250 likes

    On-premises solution offering file sync, universal data access and collaboration through Nextcloud Files, Talk, and Groupware. Ensures secure, controlled data storage for enterprise with powerful privacy tools including encryption, fine-grained access, and a bug bounty.

    182 Nextcloud alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • HUAWEI AppGallery
    • iPad
    • Self-Hosted
    • Snapcraft
    • Flathub
    • F-Droid
    • OpenAPK
    • Raspberry Pi
    • Cloudron
    • Docker Hub
    • DE flagGermany
    • European Union flagEU
    Nextcloud screenshot 1
    Good alternative?
     
  2. DAVx5 icon

    DAVx5

     69 likes

    DAVx5 is a CalDAV/CardDAV management and sync app for Android.

    Cost / License

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    • OpenAPK
    • AT flagAustria
    • European Union flagEU
    DAVx5 screenshot 1
    DAVx5 screenshot 2
    DAVx5 screenshot 3
    Good alternative?
     
  4. Sync-in icon

    Sync-in

     21 likes

    Sync-in is a secure, open-source platform for file storage, synchronization, and team collaboration — designed to give organizations full control over their data and workflows, while remaining flexible enough for individual needs.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Self-Hosted
    • Cloudron
    • Docker
    • Docker Hub
    • npm
    • YunoHost
    • FR flagFrance
    • European Union flagEU
    Sync-in screenshot 1
    Good alternative?
     
  5. iCloud icon

    iCloud

     113 likes

    Store email, contacts, calendars, photos, music, books, apps and more in the cloud and access them on all your devices. iCloud also provides collaborative services for task management and notes and productivity apps for text documents, spreadsheets and presentations.

    126 iCloud alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Online
    • iPhone
    • iPad
    • US flagUnited States
    iCloud screenshot 1
    Good alternative?
     
  6. Baïkal icon

    Baïkal

     34 likes

    CalDAV and CardDAV server for calendar and contact data based on PHP, SQLite/MySQL, and SabreDAV

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • BSD
    • Windows Phone
    • iPad
    • MySQL Community Edition
    • Self-Hosted
    • NGINX
    • Apache HTTP Server
    • PHP
    • UberSpace
    • Cloudron
    • SQLite
    • FR flagFrance
    • European Union flagEU
    Dashboard
    Good alternative?
     
  8. fruux icon

    fruux

     37 likes

    fruux is a free service that takes care of your contacts, calendars and more so you don't have to. Never manually copy contacts and calenders between your devices again!

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Blackberry
    • Windows Phone
    • iPad
    • Blackberry 10
    • Sailfish OS
    • Software as a Service (SaaS)
    • DE flagGermany
    • European Union flagEU
    fruux screenshot 1
    Good alternative?
     
  9. bewCloud icon

    bewCloud

     5 likes

    Open-source cloud storage solution built on TypeScript, Deno, and Fresh, offering a minimal, user-friendly interface, WebDAV file access, easy sharing, modular architecture, and integration with existing clients, designed for privacy and flexible self-hosting.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Self-Hosted
    • Docker
    • PT flagPortugal
    • European Union flagEU
    bewCloud screenshot 1
    Good alternative?
     
  10. Infomaniak kSync icon

    Infomaniak kSync

     6 likes

    Infomaniak Sync enables you to synchronise your contacts and calendars between Infomaniak's WorkSpace and your Android devices.

    Cost / License

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    • CH flagSwitzerland
    Infomaniak kSync screenshot 1
    Infomaniak kSync screenshot 2
    Infomaniak kSync screenshot 3
    Good alternative?
     
  11. SilentSuite icon

    SilentSuite

     2 likes

    End-to-end encrypted sync for calendar, contacts and tasks. Integrates with your existing apps, data is encrypted on your devices before it ever reaches the server.

    13 SilentSuite alternatives

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Online
    • Android
    • Windows
    • Mac
    • Software as a Service (SaaS)
    • Self-Hosted
    • Docker
    • US flagUnited States
    Encrypted Sync for Calendar, Contacts and Tasks
    Good alternative?
     
  12. e2ee cloud icon

    e2ee cloud

     8 likes

    e2ee-cloud is a open source, self-hosted, end-to-end encryption software. You can upload and download files in your browser. All files and folders will be encrypted before upload and decrypted after download.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Online
    • Self-Hosted
    e2ee cloud screenshot 1
    Good alternative?
     
  13. Nextcloud Contacts icon

    Nextcloud Contacts

     22 likes

    The Nextcloud contacts app is a user interface for Nextcloud's CardDAV server. Easily sync contacts from various devices with your Nextcloud and edit them online.

    Cost / License

    Application type

    Platforms

    • Online
    • Self-Hosted
    • Nextcloud
    Nextcloud Contacts screenshot 1
    Good alternative?
     
  14. GeneralSync icon

    GeneralSync

     2 likes

    Automatically sync calendars and contacts between Thunderbird, Outlook and Android devices, without using the cloud or servers.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Windows
    • Android
    • Android Tablet
    • Microsoft Office Outlook
    • Thunderbird
    • DE flagGermany
    • European Union flagEU
    GeneralSync Dashboard on PC, showing sync relations with a single device.
    Good alternative?
     
12 of 44 EteSync alternatives