OnMail Alternatives

OnMail is described as 'It's time to change email. A brand new email service, built from scratch for today's world' and is an app. There are more than 10 alternatives to OnMail for a variety of platforms, including Web-based, Android, iPhone, iPad and Mac apps. The best OnMail alternative is Gmail, which is free. Other great apps like OnMail are Proton Mail, Microsoft Office Outlook, Mailbox.org and Zoho Mail.

OnMail alternatives are mainly Email Clients but may also be WebMail Providers or Calendar Apps. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of OnMail.

OnMail alternatives page was last updated

OnMail

Freemium • Proprietary

Online
iPhone
iPad

It's time to change email. A brand new email service, built from scratch for today's world.

Learn more about OnMail

Gmail
Is this is a good alternative?
Yes
No
Free • Proprietary
WebMail Provider
Email Client
Mail Server
Online
Android
iPhone
Chrome OS
Android Tablet
iPad
Google Chrome
Android Wear
Android TV
Software as a Service (SaaS)
81 Gmail alternatives
The official Gmail app brings the best of Gmail to you with robust security, real-time notifications, multiple account support, and search that works across all your mail.
- - Gmail is the most popular Web-based, Android, iPhone & iPad alternative to OnMail.
- - Gmail is the most popular free alternative to OnMail.
Suggest and vote on features
Gmail Features
1. Multiple Account supportGmail support multiple accounts without the need to logout and login
2. Email OrganizerGmail allows you to take control of your inbox by filtering and control tools.
3. Works OfflineGmail can be used without the need to connect to the internet.
4. Mail FilteringGmail classifies email messages according to specified criteria, allowing you to automatically recognize fraudulent or spam messages.
5. IFTTT IntegrationYou can connect different services to automatically trigger actions within Gmail using IFTTT.
6. Unified inboxView e-mails (or similar) from all accounts in one unified view with Gmail.
Integrated Search
Integrated Chat
Basic html mode
Custom Backgrounds
Outlook integration
Integrated Spam Protection
Canned responses
Emoji Text support
Email deliverability
Threaded Conversations
Proton Mail
Is this is a good alternative?
Yes
No
Freemium • Open Source
WebMail Provider
Email Client
Calendar App
Linux
Online
Android
iPhone
iPad
Tor
87 Proton Mail alternatives
Secure email with absolutely no compromises, brought to you by MIT and CERN scientists.
- - Proton Mail is the most popular Linux alternative to OnMail.
- - Proton Mail is the most popular Open Source alternative to OnMail.
Suggest and vote on features
Proton Mail Features
1. End-to-End EncryptionProton Mail has E2E Encryption, for entire or parts of the app.
2. Privacy focusedProton Mail is considered a privacy friendly alternative.
3. Ad-freeProton Mail doesn't contain any form of external advertising.
4. Two-factor AuthenticationProton Mail supports two-factor authentication (2FA).
5. PGP EncryptionProton Mail supports PGP, an encryption system used for sending encrypted emails and files.
6. No TrackingProton Mail will not track you or use your personal data.
7. Self Destructing MessagesProton Mail supports the use of private messages that will be auto deleted according to a specified time or action.
8. Dark ModeProton Mail supports dark mode for comfortable usage in low light conditions.
9. Support for AliasesProton Mail supports aliases, so you can receive email without exposing your main email address
Encrypted Email
Mobile friendly
Custom Domain
Anonymous Email
Filters
IMAP Support
Support for Multiple Users
Integrated Spam Protection
Custom Link Alias
Honeypot
Microsoft Office Outlook
Is this is a good alternative?
Yes
No
Paid • Proprietary
Email Client
Calendar App
Mac
Windows
Online
Android
iPhone
Android Tablet
Windows Phone
iPad
Apple Watch
Android Wear
141 Microsoft Office Outlook alternatives
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.
- - Microsoft Office Outlook is the most popular Windows & Mac alternative to OnMail.
- - Microsoft Office Outlook is the most popular commercial alternative to OnMail.
Suggest and vote on features
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. Support for @mentionsMicrosoft Office Outlook supports the use of mentions through @ to a particular user, who will be notified personally.
4. Calendar ViewMicrosoft Office Outlook has a built-in calendar view to have a clear overview of your content over time.
5. Support for AliasesMicrosoft Office Outlook supports aliases, so you can receive email without exposing your main email address
6. Unified inboxView e-mails (or similar) from all accounts in one unified view with Microsoft Office Outlook.
7. Multiple Account supportMicrosoft Office Outlook support multiple accounts without the need to logout and login
8. Works OfflineMicrosoft Office Outlook can be used without the need to connect to the internet.
9. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
Exchange
Native application
Contacts
Built-in Calendar
Onenote Desktop Integration
Address book integration
Dropbox integration
Gmail integration
Office 365 integration
Onedrive integration
Mailbox.org
Is this is a good alternative?
Yes
No
Paid • Open Source
WebMail Provider
Email Client
Calendar App
Online
71 Mailbox.org alternatives
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.
Suggest and vote on features
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. No TrackingMailbox.org will not track you or use your personal data.
4. Calendar IntegrationMailbox.org lets you sync your tasks and events with your calendar application.
5. Real time collaborationMultiple users can work together in Mailbox.org simultaneously.
6. Support for AliasesMailbox.org supports aliases, so you can receive email without exposing your main email address
7. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
8. Self Destructing MessagesMailbox.org supports the use of private messages that will be auto deleted according to a specified time or action.
9. Spam FilterMailbox.org can detect unsolicited, unwanted and virus-infected emails, calls, files, etc.
Custom Domain
Encrypted Email
Built-in Calendar
IMAP Support
File Storage
Contacts
CalDAV Support
CardDAV Support
Support for SFTP
Two-factor Authentication
Zoho Mail
Is this is a good alternative?
Yes
No
Freemium • Proprietary
WebMail Provider
Email Client
Mac
Windows
Linux
Online
Android
iPhone
98 Zoho Mail alternatives
Zoho Mail is an integrated email suite for modern enterprises, complete with Calendar, Notes, Tasks, Contacts, and Bookmarks. With over 15 million satisfied users and a decade of experience as a business email provider, we’re equipped to sail through any challenge unique to an...
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Zoho Mail Features
1. Ad-freeZoho Mail doesn't contain any form of external advertising.
2. Privacy focusedZoho Mail is considered a privacy friendly alternative.
3. Mail FilteringZoho Mail classifies email messages according to specified criteria, allowing you to automatically recognize fraudulent or spam messages.
4. Two-factor AuthenticationZoho Mail supports two-factor authentication (2FA).
5. Support for AliasesZoho Mail supports aliases, so you can receive email without exposing your main email address
Custom Domain
Virtual office
Integrated Spam Protection
Snooze Mail
POP3 Support
SMTP Support
Email reminder
Document sharing
Fastmail
Is this is a good alternative?
Yes
No
Paid • Proprietary
WebMail Provider
Calendar App
Mail Server
Online
Android
iPhone
Android Tablet
iPad
62 Fastmail alternatives
Fastmail provides one of the most secure and reliable email environments in the industry. Rock Solid Reliability. More safety.
Suggest and vote on features
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.
Integrated Spam Protection
File Storage
Privacy
SMTP Support
JMAP
GDPR Compliant
CalDAV Support
IMAP Support
Sieve filtering
Built-in Calendar
Vivaldi Webmail
Is this is a good alternative?
Yes
No
Free • Proprietary
WebMail Provider
Email Client
Calendar App
Online
89 Vivaldi Webmail alternatives
Vivaldi Mail is a free email service with no ads and no strings attached developed by Vivaldi Technologies. It also offers contacts and calendar features, search capabilities, folders management, WEB/POP/IMAP access, 5GB of storage capacity, 20 MB of maximum attachment size...
Suggest and vote on features
Vivaldi Webmail Features
1. Ad-freeVivaldi Webmail doesn't contain any form of external advertising.
2. PGP EncryptionVivaldi Webmail supports PGP, an encryption system used for sending encrypted emails and files.
3. Mail FilteringVivaldi Webmail classifies email messages according to specified criteria, allowing you to automatically recognize fraudulent or spam messages.
IMAP Support
POP3 Support
Encrypted Email
Web-Based
BlueMail
Is this is a good alternative?
Yes
No
Free Personal • Proprietary
Email Client
Mac
Windows
Linux
Android
iPhone
Chrome OS
Android Tablet
iPad
Apple Watch
27 BlueMail alternatives
BlueMail is a modern, mobile first, powerful Email management tool with a sleek design, unified inbox and support for all your accounts: IMAP,Exchange,POP3.
Suggest and vote on features
BlueMail Features
1. Unified inboxView e-mails (or similar) from all accounts in one unified view with BlueMail.
2. Ad-freeBlueMail doesn't contain any form of external advertising.
3. LightweightBlueMail consumes less device resources compared to similar apps.
4. Multiple Account supportBlueMail support multiple accounts without the need to logout and login
5. Calendar IntegrationBlueMail lets you sync your tasks and events with your calendar application.
IMAP Support
GDPR Compliant
POP3 Support
Newton Mail
Is this is a good alternative?
Yes
No
Paid • Proprietary
Email Client
Mac
Windows
Linux
Android
iPhone
Android Tablet
iPad
Apple Watch
Android Wear
Snap
44 Newton Mail alternatives
Newton is a fully featured mail client available for Android, iOS, macOS and Windows. Works for watch too. It's based on cloud so you can connect it to any account and get fast search, push notifications, read receipts (PREMIUM), etc.
Suggest and vote on features
Newton Mail Features
1. Automatic BackupNewton Mail will automatically back up your data periodically.
2. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
Threaded Conversations
Email tracking
Focused Inbox
Subscription based
Exchange
Real-time pushing
Multiple languages
Salesforce integration
HEY Email
Is this is a good alternative?
Yes
No
Paid • Proprietary
Email Client
Mac
Windows
Linux
Online
Android
iPhone
Android Tablet
iPad
89 HEY Email alternatives
Hey is a new hosted email service launched by the makers of Basecamp , which aims to organize your email inbox. Since they don’t sell ads, or invade your privacy, they charge $99/year for HEY
Suggest and vote on features
HEY Email Features
1. Privacy focusedHEY Email is considered a privacy friendly alternative.
2. Ad-freeHEY Email doesn't contain any form of external advertising.
3. Email OrganizerHEY Email allows you to take control of your inbox by filtering and control tools.
4. Support for AliasesHEY Email supports aliases, so you can receive email without exposing your main email address
Integrated Spam Protection
Send later
Threaded Conversations
lockrMail
Is this is a good alternative?
Yes
No
Free • Proprietary
Disposable Email Service
Privacy Tool
Online
38 lockrMail alternatives
lockrMail is a free productivity tool that acts as a pre-filter for your inbox, providing you with a unique and secure email address to use online. Custom filters enable you to decide which brand emails come to your inbox and which are blocked.
Suggest and vote on features
lockrMail Features
1. No TrackinglockrMail will not track you or use your personal data.
2. Ad-freelockrMail doesn't contain any form of external advertising.
3. Mail FilteringlockrMail classifies email messages according to specified criteria, allowing you to automatically recognize fraudulent or spam messages.
Email Forwarding
Anonymous Email
Browser extension
Bump Email
Is this is a good alternative?
Yes
No
Freemium • Proprietary
Disposable Email Service
Privacy Tool
Chrome OS
Microsoft Edge
Google Chrome
Software as a Service (SaaS)
Firefox
34 Bump Email alternatives
Increase control of email address with Bump emails. Hide your real email and control who can send you messages. Generate new Bump emails with one click is pretty easy!
Bump Email has no features, suggest some!