Apps with 'Sync Contacts' feature

On-premises file sync, universal access, integrated collaboration, real-time communication with privacy and data control focus.

Experience instant messaging with remarkable speed and robust security. Join massive group chats or channels. Enjoy free and advanced features.

Cloud service for file storage and sync, integrated with Google Docs suite, facilitating collaboration and offering scalable storage solutions.

End-to-end encrypted app for email, calendar, and contacts, requiring no personal data, with open source code and quantum-resistant security.

Threema is a new mobile messaging app that puts security first. With true end-to-end encryption, you can rest assured that only you and the intended recipient can read your messages.

eM Client is a full featured e-mail client with a modern and easy to use interface. eM Client also offers calendar, tasks, contacts, notes and chat.

Ubuntu Touch is the Ubuntu operating system for mobile phones originally created by Canonical and now developed by the UBports Community.

Privacy-friendly Swiss email solution with 20 GB free storage, custom domain options, contact and calendar sync, and cross-device access in a secure suite.

Manage emails, integrate apps, and personalize your workspace with AI-powered drafting, centralized management, and customizable features for efficient workflows.

🎉 A beautiful Kotlin app to remember birthdays and events without having to open Facebook, set alarms or rely on Google Calendar.

Google Contacts is Google's contact management tool that is available in its free email service Gmail, as a standalone service, and as a part of Google's business-oriented suite of web apps Google Apps.

WeChat is a complete mobile communication and private social networking app. Free, cross-platform, and full-featured, WeChat is the best way to keep in touch with everyone you care about.

The mail service which respects you.

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

Manage contacts. Keep your contacts private and secured with OpenContacts independent and local database.

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!

Contacts app for Android using MD3.

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

Comprehensive CalDAV and CardDAV server enabling local or remote calendar and contact access with configurable authentication.

TouchCopy is a versatile software solution that enables users to backup, manage, and transfer content of their iPhones, iPods and iPads to their computers, including messages, contacts, music, and more.

Astian Cloud is a secure and private storage alternative where users can store their information, share files, edit files, video conferences and much more.

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.

The top contact management platform for professionals, teams and small businesses. Sync, deduplicate, enrich, & more. Effortlessly manage your address book contacts with Contacts+.

Wirelessly Transfer SMS, Music, Photos, Contacts and other files from your Android device to your PC. Export Music from iTunes to your Android Phone.

Contacts keeps and organize your contacts information. You can create, edit, delete and link together pieces of information about your contacts. Contacts aggregates the details from all your sources providing a centralized place for managing your contacts.