Apps with 'Contacts' feature

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Tutanota
Freemium • Proprietary
WebMail Provider
Email Client
Calendar App
Mac
Windows
Linux
Online
Android
iPhone
iPad
Self-Hosted
F-Droid
77 alternatives to Tutanota
Tutanota is the world's most secure email service, easy to use and private by design. You get fully encrypted calendars and contacts with all our personal and business email accounts. It has open source iOS and an Android apps.
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Tutanota Features
1. Privacy focusedTutanota is considered a privacy friendly alternative.
2. End-to-End EncryptionTutanota has E2E Encryption, for entire or parts of the app.
3. Dark ModeTutanota supports dark mode for comfortable usage in low light conditions.
4. Multiple Account supportTutanota support multiple accounts without the need to logout and login
5. LightweightTutanota consumes less device resources compared to similar apps.
6. Email OrganizerTutanota allows you to take control of your inbox by filtering and control tools.
7. Ad-freeTutanota doesn't contain any form of external advertising.
8. No TrackingTutanota will not track you or use your personal data.
9. Calendar IntegrationTutanota lets you sync your tasks and events with your calendar application.
Privacy focused
Encrypted Email
End-to-End Encryption
Dark Mode
Custom Domain
Encrypted calendar
Contacts
Integrated File Sharing
Multiple Account support
Clean design
Top 3 alternatives
K-9 Mail
Free • Open Source
Email Client
Android
Android Tablet
F-Droid
46 alternatives to K-9 Mail
K-9 is an open source email client for Android with multi-folder sync, email signatures, Bcc-to-self, return-address configuration, keyboard shortcuts, Exchange Support, message flagging, IMAP deletes, saving attachments, configurable notifications and more.
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K-9 Mail Features
1. Ad-freeK-9 Mail doesn't contain any form of external advertising.
2. Multiple Account supportK-9 Mail support multiple accounts without the need to logout and login
3. Privacy focusedK-9 Mail is considered a privacy friendly alternative.
4. PGP EncryptionK-9 Mail supports PGP, an encryption system used for sending encrypted emails and files.
Ad-free
IMAP Support
Configurable
Multiple Account support
Privacy focused
POP3 Support
One view multiple accounts
PGP Encryption
Contacts
Custom notifications
Top 3 alternatives
Microsoft Office Outlook
Paid • Proprietary
Email Client
Calendar App
Mac
Windows
Online
Android
iPhone
Android Tablet
Windows Phone
iPad
Apple Watch
Android Wear
135 alternatives to Microsoft Office Outlook
Microsoft Outlook, part of the Microsoft 365 (Office) (not to be confused with Microsoft Outlook Express), is a personal information manager that lets you manage your e-mail, calendar, contacts, and tasks.
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Microsoft Office Outlook Features
1. Email OrganizerMicrosoft Office Outlook allows you to take control of your inbox by filtering and control tools.
2. Calendar IntegrationMicrosoft Office Outlook lets you sync your tasks and events with your calendar application.
3. Calendar ViewMicrosoft Office Outlook has a built-in calendar view to have a clear overview of your content over time.
4. Support for AliasesMicrosoft Office Outlook supports aliases, so you can receive email without exposing your main email address
5. Unified inboxView e-mails (or similar) from all accounts in one unified view with Microsoft Office Outlook.
6. Multiple Account supportMicrosoft Office Outlook support multiple accounts without the need to logout and login
7. Works OfflineMicrosoft Office Outlook can be used without the need to connect to the internet.
8. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
9. Dark ModeMicrosoft Office Outlook supports dark mode for comfortable usage in low light conditions.
Exchange
Native application
Email Organizer
Onenote Desktop Integration
Contacts
Built-in Calendar
Calendar Integration
Address book integration
Calendar View
Support for Aliases
Top 3 alternatives
Evolution
Free • Open Source
Email Client
Calendar App
Linux
BSD
S/MIME
GNOME
OpenPGP
Flathub
82 alternatives to Evolution
Evolution is a personal information management application that provides integrated mail, calendaring, address book and task list functionality. Evolution supports a wide range of industry standard data formats and network protocols for information exchange, with an emphasis on...
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Evolution Features
1. Calendar IntegrationEvolution lets you sync your tasks and events with your calendar application.
2. Calendar ViewEvolution has a built-in calendar view to have a clear overview of your content over time.
3. Ad-freeEvolution doesn't contain any form of external advertising.
4. Multiple Account supportEvolution support multiple accounts without the need to logout and login
5. GPG EncryptionEvolution supports GPG (aka GnuPG) for encryption of things like emails, messages, files, etc.
6. Spam FilterEvolution can detect unsolicited, unwanted and virus-infected emails, calls, files, etc.
7. RemindersEvolution allows you to set reminders for tasks, events or actions, based on parameters of time, place or condition.
8. Sync with Google CalendarEvolution can be synchronized with Google Calendar
Calendar Integration
Contacts
CalDAV Support
Encrypted Email
CardDAV Support
Calendar View
Personal Information Manager (PIM)
Ad-free
Multiple Account support
IMAP Support
Top 3 alternatives
Mailbird
Paid • Proprietary
Email Client
Windows
64 alternatives to Mailbird
Mailbird helps individuals and businesses manage emails in one place. This allows you to simplify your workflows. Therefore, spend more time on important tasks. Moreover, 9 in 10 of our customers describe our interface as “intuitive” and beautiful.
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Mailbird Features
1. Dark ModeMailbird supports dark mode for comfortable usage in low light conditions.
2. Unified inboxView e-mails (or similar) from all accounts in one unified view with Mailbird.
3. Multiple Account supportMailbird support multiple accounts without the need to logout and login
4. Email template editorMailbird offers pre-defined email layouts so you can add content or customize your own templates.
5. Email OrganizerMailbird allows you to take control of your inbox by filtering and control tools.
Clean design
Sync Contacts
Undo send
Dark Mode
Email tracking
Unified inbox
GSuite Integration
Slack integration
Asana integration
Unified communications
Top 3 alternatives
Mailbox.org
Paid • Proprietary
WebMail Provider
Online
70 alternatives to Mailbox.org
Mailbox.org offers a secure e-mail account for home and business use. The domain name, me@mailbox.org, is easy to remember and can be understood anywhere in the world. They have been operating e-mail accounts for more than 20 years and are a highly reliable service provider.
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Mailbox.org Features
1. Privacy focusedMailbox.org is considered a privacy friendly alternative.
2. PGP EncryptionMailbox.org supports PGP, an encryption system used for sending encrypted emails and files.
3. Two-factor AuthenticationMailbox.org supports two-factor authentication (2FA).
4. Ad-freeMailbox.org doesn't contain any form of external advertising.
5. GPG EncryptionMailbox.org supports GPG (aka GnuPG) for encryption of things like emails, messages, files, etc.
6. Support for AliasesMailbox.org supports aliases, so you can receive email without exposing your main email address
7. Self Destructing MessagesMailbox.org supports the use of private messages that will be auto deleted according to a specified time or action.
Encrypted Email
Custom Domain
Built-in Calendar
Privacy focused
IMAP Support
CalDAV Support
File Storage
CardDAV Support
Contacts
Support for SFTP
Top 3 alternatives
Google Contacts
Free • Proprietary
Contact Manager
Online
Android
Android Tablet
52 alternatives to Google Contacts
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.
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Google Contacts Features
1. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
Cloud Sync
Contacts
Sync Contacts
Category Filters
Top 3 alternatives
Fastmail
Paid • Proprietary
WebMail Provider
Calendar App
Mail Server
Online
Android
iPhone
Android Tablet
iPad
60 alternatives to Fastmail
Fastmail provides one of the most secure and reliable email environments in the industry. Rock Solid Reliability. More safety.
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Fastmail Features
1. Support for AliasesFastmail supports aliases, so you can receive email without exposing your main email address
2. Ad-freeFastmail doesn't contain any form of external advertising.
Support for Aliases
Integrated Spam Protection
File Storage
Ad-free
Privacy
SMTP Support
JMAP
GDPR Compliant
CalDAV Support
IMAP Support
Top 3 alternatives
EteSync
Freemium • Open Source
Mac
Windows
Linux
Online
Android
iPhone
Android Tablet
BSD
iPad
Self-Hosted
F-Droid
Software as a Service (SaaS)
Etebase
33 alternatives to EteSync
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.
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EteSync Features
1. End-to-End EncryptionEteSync has E2E Encryption, for entire or parts of the app.
2. Encrypted BackupEteSync uses encryption algorithms to keep your files safe as well as prevent unauthorized access.
End-to-End Encryption
Android Sync
Sync Contacts
Client side encryption
Calendar Sync
Encrypted Backup
Activity history
Contacts
Top 3 alternatives
Nextcloud Contacts
Free • Open Source
Contact Manager
Online
Self-Hosted
11 alternatives to Nextcloud Contacts
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.
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Nextcloud Contacts Features
Nextcloud integration
Contacts
CardDAV Support
Top 3 alternatives
eM Client
Freemium • Proprietary
Email Client
Calendar App
Mac
Windows
64 alternatives to eM Client
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.
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eM Client Features
1. Calendar IntegrationeM Client lets you sync your tasks and events with your calendar application.
2. Multiple Account supporteM Client support multiple accounts without the need to logout and login
3. PGP EncryptioneM Client supports PGP, an encryption system used for sending encrypted emails and files.
4. Dark ModeeM Client supports dark mode for comfortable usage in low light conditions.
5. Unified inboxView e-mails (or similar) from all accounts in one unified view with eM Client.
6. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
7. Email OrganizereM Client allows you to take control of your inbox by filtering and control tools.
8. Sync with Google CalendareM Client can be synchronized with Google Calendar
9. Automatic BackupeM Client will automatically back up your data periodically.
IMAP Support
Calendar Integration
Multiple Account support
PGP Encryption
Exchange
CardDAV Support
Dark Mode
CalDAV Support
Contacts
Gmail integration
Top 3 alternatives
Keepmark
Paid • Proprietary
Note-taking Tool
Todo List Manager
Document Manager
Mac
Windows
Linux
133 alternatives to Keepmark
Keepmark is a desktop, privacy first documents organizer. You can organize with it your files, email, bookmarks, tasks, news, and other resources. Its available for Windows, Linux and Mac.
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Keepmark Features
1. Support for MarkDownKeepmark supports MarkDown for document formatting.
2. Works OfflineKeepmark can be used without the need to connect to the internet.
3. Privacy focusedKeepmark is considered a privacy friendly alternative.
4. PortableKeepmark can be used from a USB stick or similar with no prior installation.
5. GPG EncryptionKeepmark supports GPG (aka GnuPG) for encryption of things like emails, messages, files, etc.
6. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
Outliner
Indexed search
Resource management
Support for MarkDown
Tagging
WebDAV Support
AES Encryption
Document templates
Synchronization
Works Offline
Top 3 alternatives
Koler
Free • Open Source
Android
F-Droid
5 alternatives to Koler
Koler is a uniquely stylized phone app for Android, designed with the user in mind.
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Koler Features
1. Privacy focusedKoler is considered a privacy friendly alternative.
2. Support for GesturesKoler supports touch or mouse gestures and interactions.
Phone calls
User friendly
Phone dialer
Contacts
Privacy focused
Support for Gestures
Calls
Top 3 alternatives
Simple Contacts
Free • Open Source
Contact Manager
Android
Android Tablet
F-Droid
10 alternatives to Simple Contacts
A simple light app for creating and managing your contacts from any source. The contacts can be stored on your device only, but also synchronized via Google, or other accounts.
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Simple Contacts Features
1. Ad-freeSimple Contacts doesn't contain any form of external advertising.
2. Privacy focusedSimple Contacts is considered a privacy friendly alternative.
3. Works OfflineSimple Contacts can be used without the need to connect to the internet.
4. Dark ModeSimple Contacts supports dark mode for comfortable usage in low light conditions.
Ad-free
Privacy focused
Works Offline
Contacts
Dark Mode
Phone dialer
Top 3 alternatives
fruux
Freemium • Proprietary
Calendar App
Mac
Windows
Linux
Online
Android
iPhone
Blackberry
Windows Phone
iPad
Blackberry 10
Sailfish OS
Software as a Service (SaaS)
47 alternatives to fruux
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!
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fruux Features
CardDAV Support
Contacts
CalDAV Support
Calendar Sync
CalDAV Server
Sync Contacts
Top 3 alternatives

Tutanota Features

Top 3 alternatives

K-9 Mail Features

Top 3 alternatives

Microsoft Office Outlook Features

Top 3 alternatives

Evolution Features

Top 3 alternatives

Mailbird Features

Top 3 alternatives

Mailbox.org Features

Top 3 alternatives

Google Contacts Features

Top 3 alternatives

Fastmail Features

Top 3 alternatives

EteSync Features

Top 3 alternatives

Nextcloud Contacts Features

Top 3 alternatives

eM Client Features

Top 3 alternatives

Keepmark Features

Top 3 alternatives

Koler Features

Top 3 alternatives

Simple Contacts Features

Top 3 alternatives

fruux Features

Top 3 alternatives