Kontact icon

Top Alternatives to Kontact

Looking for Kontact alternatives? We've curated 26 top alternatives that offer similar functionality. Whether you need options, free plans, or open source solutions, explore our comprehensive list to find the perfect fit for your needs.

Google Calendar

Google Calendar is a robust, cloud-based scheduling and time management platform developed by Google. It allows users to create and manage events, set up reminders, share calendars with others, and sync seamlessly across devices, making it an essential tool for personal, academic, and professional organization.

Key Features

  • Seamless integration with the Google ecosystem.
  • Free to use and widely accessible.
  • Excellent synchronization across multiple devices.

vs Kontact

Seamless integration with the Google ecosystem. compared to Kontact
Microsoft Office Outlook

Microsoft Outlook is a comprehensive personal information manager designed for managing email, contacts, calendars, and tasks.

Key Features

  • Comprehensive suite for managing email, calendar, contacts, and tasks in one application.
  • Deep integration with Microsoft Exchange and Microsoft 365, ideal for corporate environments.
  • Robust features for organizing and filtering emails.

vs Kontact

Comprehensive suite for managing email, calendar, contacts, and tasks in one application. compared to Kontact
Apple Mail

Apple Mail

Free

Apple Mail is the default email client for macOS, iOS, and watchOS, offering a seamless and integrated email experience across Apple devices with features like rich text editing, multiple account support, and robust organization tools.

Key Features

  • Seamless integration with the Apple ecosystem across devices.
  • Clean and intuitive user interface that is easy to navigate.
  • Bundled with Apple operating systems, no separate installation required.

vs Kontact

Seamless integration with the Apple ecosystem across devices. compared to Kontact
eM Client

eM Client

Free Personal

eM Client is a comprehensive email client for Windows and macOS, integrating email, calendar, contacts, tasks, and chat into a single application. It offers robust features for managing multiple accounts, advanced security options, and a user-friendly interface, making it a powerful alternative to other popular email applications.

Key Features

  • Integrates email, calendar, contacts, tasks, and chat in one place.
  • Extensive support for various email and organizational services (Exchange, Gmail, iCloud).
  • Includes strong email encryption options (PGP, S/MIME).

vs Kontact

Integrates email, calendar, contacts, tasks, and chat in one place. compared to Kontact
Postbox

Postbox

Commercial

Postbox is a powerful and customizable email client designed for professionals managing high volumes of email. It offers robust features for organizing, searching, and managing multiple accounts efficiently, enhancing productivity through a clean interface and advanced tools.

Key Features

  • Excellent multi-account management with unified inbox.
  • Powerful and fast unified search across emails and attachments.
  • Seamless integration with major cloud storage services.

vs Kontact

Excellent multi-account management with unified inbox. compared to Kontact
Apple Calendar

Apple Calendar is a personal calendar application developed by Apple Inc., designed to seamlessly integrate with your Apple ecosystem whether you are on macOS or iOS. It allows you to manage your schedule, appointments, and events efficiently, synchronizing across all your devices.

Key Features

  • Seamless integration with Apple ecosystem (iCloud, Mail, Contacts)
  • Clean and intuitive user interface
  • Reliable synchronization across devices

vs Kontact

Seamless integration with Apple ecosystem (iCloud, Mail, Contacts) compared to Kontact
Rainlendar

Rainlendar

Freemium

Rainlendar is a highly customizable calendar application for Windows, macOS, and Linux. It seamlessly integrates with popular online calendars like Google Calendar and Fantastical, offering comprehensive event and task management directly on your desktop.

Key Features

  • Extremely customizable appearance and layout.
  • Reliable synchronization with Google Calendar and Fantastical.
  • Cross-platform support (Windows, macOS, Linux).

vs Kontact

Extremely customizable appearance and layout. compared to Kontact
MyLifeOrganized

MyLifeOrganized

Freemium

MyLifeOrganized (MLO) is a highly customizable and powerful task management software designed to help individuals achieve their goals through intelligent organization and priority management.

Key Features

  • Extremely flexible and customizable to fit various workflows.
  • Powerful hierarchical structure for complex project management.
  • Advanced filtering and view options for focused work.

vs Kontact

Extremely flexible and customizable to fit various workflows. compared to Kontact
EssentialPIM

EssentialPIM

Freemium

EssentialPIM is a versatile personal information manager designed to help you organize your life. It allows you to manage appointments, tasks, notes, contacts, passwords, and more, all within a single, customizable application available for desktop and mobile platforms.

Key Features

  • Comprehensive set of integrated modules (Calendar, Tasks, Notes, Contacts, Passwords).
  • Excellent synchronization options with various cloud services.
  • Notable portability for use on different computers.

vs Kontact

Comprehensive set of integrated modules (Calendar, Tasks, Notes, Contacts, Passwords). compared to Kontact
Airmail

Airmail

Commercial

Airmail is a powerful and lightning-fast email client designed for macOS and iOS. It aims to provide a clean, modern interface with advanced features for managing multiple email accounts efficiently.

Key Features

  • Fast and responsive performance
  • Excellent handling of multiple email accounts
  • Extensive integrations with cloud services

vs Kontact

Fast and responsive performance compared to Kontact
The Bat

The Bat

Commercial

The Bat! is a secure and powerful email client for Windows designed for users who prioritize privacy, speed, and efficient email management, especially for handling large mail volumes.

Key Features

  • Excellent privacy and security features, including strong encryption support.
  • Handles large volumes of email efficiently.
  • Highly customizable with powerful filtering and scripting options.

vs Kontact

Excellent privacy and security features, including strong encryption support. compared to Kontact
Sylpheed

Sylpheed

Open Source

Sylpheed is a free and open-source email and news client known for its lightweight design and speed, focusing on usability and efficient handling of large email collections without burdening system resources.

Key Features

  • Extremely fast and lightweight.
  • Highly stable and reliable.
  • Efficiently handles very large email databases.

vs Kontact

Extremely fast and lightweight. compared to Kontact
Mutt

Mutt

Open Source

Mutt is a highly configurable, text-based email client for Unix-like systems. It offers powerful features for advanced users who prefer a lightweight and efficient email management experience directly from the command line.

Key Features

  • Extremely fast and lightweight.
  • Highly customizable to individual workflows.
  • Excellent for power users and command-line enthusiasts.

vs Kontact

Extremely fast and lightweight. compared to Kontact
Fantastical

Fantastical

Commercial

Fantastical is a powerful and intuitive calendar and task management application designed for macOS, iOS, and watchOS. Known for its natural language processing engine and elegant interface, it simplifies scheduling and staying organized across all your Apple devices.

Key Features

  • Exceptional natural language processing for rapid event/task creation.
  • Unified calendar and task view across multiple services.
  • Intelligent group calendar sets for customized views.

vs Kontact

Exceptional natural language processing for rapid event/task creation. compared to Kontact
Zimbra Desktop

Zimbra Desktop

Free Personal

Zimbra Desktop provides a unified interface for managing multiple email accounts, calendars, tasks, and contacts offline. It supports various protocols like IMAP, POP, CalDAV, and CardDAV, offering a comprehensive personal information management solution.

Key Features

  • Unified inbox for multiple accounts streamlines email management.
  • Offline access to emails, calendars, and contacts is highly convenient.
  • Supports a wide range of standard protocols (IMAP, POP, CalDAV, CardDAV).

vs Kontact

Unified inbox for multiple accounts streamlines email management. compared to Kontact
UV Outliner

UV Outliner is a discontinued, single-pane outliner known for its hierarchical structure and multicolumn support. It aimed to provide a flexible platform for note-taking, task management, novel writing, and brainstorming through a clean design and various integration options.

Key Features

  • Powerful hierarchical organization with infinite depth.
  • Multicolumn support enhances data visibility and management.
  • Includes features for task management and to-dos.

vs Kontact

Powerful hierarchical organization with infinite depth. compared to Kontact
OpenProject

OpenProject

Open Source

OpenProject is a powerful, web-based open-source project management software designed for teams of all sizes. It offers comprehensive tools for managing projects, tasks, teams, and communication in one centralized platform. Ideal for organizations prioritizing collaboration, flexibility, and data control.

Key Features

  • Comprehensive suite of project management tools in one platform.
  • Strong support for Agile methodologies (Scrum and Kanban).
  • Open-source, providing data control and flexibility.

vs Kontact

Comprehensive suite of project management tools in one platform. compared to Kontact
Google Contacts

Google Contacts is a contact management tool integrated with your Google Account, providing a centralized and accessible platform to store, organize, and manage your contacts across all your devices.

Key Features

  • Seamless integration with other Google services.
  • Automatic cloud synchronization across all devices.
  • Effective automatic duplicate merging.

vs Kontact

Seamless integration with other Google services. compared to Kontact
Memotoo

Memotoo

Commercial

Memotoo is a comprehensive online service designed to centralize and synchronize all your personal information, including contacts, calendars, tasks, notes, and bookmarks. It acts as a hub to connect various online services and devices, ensuring your data is consistent and accessible from anywhere.

Key Features

  • Synchronizes a wide range of personal data types (contacts, calendar, tasks, notes, bookmarks).
  • Broad compatibility with numerous online services and platforms.
  • Supports open standards like CalDAV, CardDAV, and WebDAV for flexible integration.

vs Kontact

Synchronizes a wide range of personal data types (contacts, calendar, tasks, notes, bookmarks). compared to Kontact
Contacts

Contacts

Commercial

Contacts is a fundamental contact management application designed for macOS, providing seamless integration within the Apple ecosystem for organizing and managing personal and professional connections.

Key Features

  • Seamless integration with macOS and iOS
  • Reliable iCloud synchronization across devices
  • Automatic duplicate contact merging

vs Kontact

Seamless integration with macOS and iOS compared to Kontact
Polymail

Polymail

Freemium

Polymail is an advanced email client for macOS and iOS, built to enhance productivity for professionals using Gmail. It goes beyond basic email functions with robust features like email tracking, scheduling, and team collaboration tools, all wrapped in a sleek and intuitive interface.

Key Features

  • Comprehensive email tracking (opens, links, attachments)
  • Effective email scheduling feature
  • Integrated contact management with history and notes

vs Kontact

Comprehensive email tracking (opens, links, attachments) compared to Kontact
AOL Mail

AOL Mail

Free

AOL Mail is a free web-based email service offering reliable communication tools, generous storage, and integrated features like calendar and cloud storage, suitable for individuals and small businesses seeking a straightforward email solution.

Key Features

  • Free to use with generous storage.
  • Includes integrated calendar and cloud storage access.
  • Supports both IMAP and POP3 for client access.

vs Kontact

Free to use with generous storage. compared to Kontact
MailMate

MailMate

Commercial

<p>MailMate is a powerful, keyboard-centric IMAP email client for macOS designed for users who demand advanced email management capabilities and a highly customizable workflow, featuring strong Markdown integration and robust search features.</p>

Key Features

  • Excellent IMAP performance and reliability.
  • Powerful Markdown integration for email composition.
  • Advanced search capabilities and smart mailboxes.

vs Kontact

Excellent IMAP performance and reliability. compared to Kontact
Microsoft Mail and Calendar

Microsoft Mail and Calendar is the default email and calendar client included with Windows, providing integrated tools to manage your communications and schedule.

Key Features

  • Free and pre-installed with Windows
  • Simple and easy-to-use interface
  • Seamless integration with Windows and other Microsoft services

vs Kontact

Free and pre-installed with Windows compared to Kontact
Kontact - KOrganizer

Kontact - KOrganizer

Open Source

KOrganizer is a comprehensive calendar and scheduling application, part of the integrated KDE Kontact suite. It provides robust tools for managing events, tasks, and deadlines, with extensive connectivity options and customization.

Key Features

  • Comprehensive scheduling and task management features.
  • Robust support for CalDAV and Exchange synchronization.
  • High degree of customization and configuration.

vs Kontact

Comprehensive scheduling and task management features. compared to Kontact
FCorp ID Book

FCorp ID Book is a lightweight and portable address book application designed for efficient contact management. It allows users to store, organize, and quickly access personal and professional contact information on the go without requiring installation.

Key Features

  • Highly portable, runs directly from USB drives.
  • Simple and intuitive user interface.
  • Lightweight and consumes minimal system resources.

vs Kontact

Highly portable, runs directly from USB drives. compared to Kontact

Compare Side-by-Side

Want to see how Kontact stacks up against alternatives? Select any option below for a detailed comparison.

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare
Advertisement

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare

Compare features and reviews between these alternatives.

Compare