Google Calendar
Free
Google Calendar is a cloud based calendar from Google.
Apple Mail
Free
Apple Mail is an email client included with the operating systems macOS, iOS and watchOS by Apple Inc.
MyLifeOrganized
Freemium
MyLifeOrganized (MLO) is the most flexible and powerful task management software for getting your to-dos finally done.
Fantastical
Commercial
Fantastical is the calendar app for Mac.
Memotoo
Commercial
Memotoo sync all your contacts from Gmail, Facebook, phone, Thunderbird, Outlook, etc in a single address book.
Polymail
Freemium
Polymail is an email application for OS X and iOS known for its clean interface and additional features atop the Gmail platform.
Microsoft Office Outlook
Commercial
Microsoft Outlook is a personal information manager from Microsoft.
Apple Calendar
Free
Calendar is a personal calendar application made by Apple Inc. that runs on both the macOS desktop operating system and iOS mobile operating system.
Airmail
Commercial
Airmail is a fast mail client for Mac and iPhone.
FullContact
Freemium
FullContact gives you all the power of your address book, right in your Gmail inbox.
Contacts
Commercial
Contacts is a default contacts management app for Mac based operating systems.
Compare Kontact with alternatives
Compare Google Calendar and Kontact and decide which is most suitable for you.
Compare Microsoft Office Outlook and Kontact and decide which is most suitable for you.
Compare Apple Calendar and Kontact and decide which is most suitable for you.
Compare MyLifeOrganized and Kontact and decide which is most suitable for you.
Compare Fantastical and Kontact and decide which is most suitable for you.
Compare FullContact and Kontact and decide which is most suitable for you.