Kontact Alternatives [Page 2]

Calendar is a personal calendar app made by Apple Inc. that runs on both the macOS desktop operating system and the iOS mobile operating system.

The Nextcloud contacts app is a user interface for Nextcloud's CardDAV server.

Open Source

Tomba is the leading solution to find and verify professional email addresses. Start using Tomba and connect with the people that matter for your business.

Try for free Open Source freemium $39.0 / Monthly (Enterprise $389.00/mo Searches 25k Verifications 60k Teams 20)

Windows has many extraordinary organizers, and in the event that you include distributed storage, then you presumably have more.

Memotoo allows you to sync your data (contacts, calendar, tasks, .) with phones (iPhone, Android, Samsung, ..

Contact lens prescriptions from home

Material design open source calendar for Android.

All-in-one Calendar, Tasks & Scheduler. Morgen is the single hub for everything that revolves around time management.

E-Z Contact Book is an easy to use yet powerful Windows application for managing contact information. You can use it as a personal contact address/phone book, business directory, or a customer database, or a reminder of birthdays and other events

Apps/Evolution - GNOME Wiki!

Next generation contact manager and dialer.

Fantastical, the Mac calendar app you'll enjoy using. Quickly create new events with natural language input and more.

Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!

SA Contacts Lite app comes up with features to help you in transferring all your contacts in your phone book between all your handheld devices without much of a stretch.