WebMail Providers

Having a webmail app is a necessity for most. You need to be able to access your inbox regardless of what device you’re using at the moment. And if you have several different mail accounts, perhaps from different providers, you might need a webmail client that can aggregate all accounts for you.

Here you’ll find a toplist of the best webmail apps available – all clients are ranked and reviewed by our visitors. Make sure to read the product description and choose an app that does exactly what you need.

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Mailo
Freemium • Proprietary
WebMail Provider
Calendar App
Cloud Storage Service
Online
Android
iPhone
Android Tablet
iPad
OpenPGP
72 alternatives to Mailo
The mail service which respects you.
Suggest and vote on features
Mailo Features
1. Privacy focusedMailo is considered a privacy friendly alternative.
2. PGP EncryptionMailo supports PGP, an encryption system used for sending encrypted emails and files.
3. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
4. LightweightMailo consumes less device resources compared to similar apps.
5. End-to-End EncryptionMailo has E2E Encryption, for entire or parts of the app.
6. GPG EncryptionMailo supports GPG (aka GnuPG) for encryption of things like emails, messages, files, etc.
7. Ad-freeMailo doesn't contain any form of external advertising.
8. Calendar IntegrationMailo lets you sync your tasks and events with your calendar application.
9. Spam FilterMailo can detect unsolicited, unwanted and virus-infected emails, calls, files, etc.
IMAP Support
POP3 Support
Calendar Sync
CalDAV Support
Integrated Compliance Suite
CardDAV Support
Sync Contacts
Business Plan
Family Calendar
WebDAV Support
Top 3 alternatives
Cock.li
Free • Proprietary
WebMail Provider
Online
Tor
41 alternatives to Cock.li
Cock.li is your go-to solution for professional E-mail addresses and XMPP addresses. Since 2013 cock.li has provided stable E-mail services to an ever-increasing number of users. Cock.li allows registration and usage using Tor and other privacy services (proxies, VPNs) and is...
Suggest and vote on features
Cock.li Features
Support for TOR
Supports XMPP
IMAP Support
Top 3 alternatives
mailcow: dockerized
Free • Open Source
Mail Server
WebMail Provider
Linux
Self-Hosted
18 alternatives to mailcow: dockerized
mailcow is a mail server suite based on Dovecot, Postfix, SOGo, Rspamd and other open source software, that provides a modern Web UI for administration.
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mailcow: dockerized Features
1. Dark Modemailcow: dockerized supports dark mode for comfortable usage in low light conditions.
2. Ad-freemailcow: dockerized doesn't contain any form of external advertising.
3. Two-factor Authenticationmailcow: dockerized supports two-factor authentication (2FA).
4. Mail Filteringmailcow: dockerized classifies email messages according to specified criteria, allowing you to automatically recognize fraudulent or spam messages.
5. Email Organizermailcow: dockerized allows you to take control of your inbox by filtering and control tools.
6. Spam Filtermailcow: dockerized can detect unsolicited, unwanted and virus-infected emails, calls, files, etc.
7. Support for Aliasesmailcow: dockerized supports aliases, so you can receive email without exposing your main email address
Self hosted mail
Support for Docker
ActiveSync
Modular System
Dockerized
Top 3 alternatives
Mailpile
Free • Open Source
Email Client
WebMail Provider
Linux
Online
Self-Hosted
OpenPGP
59 alternatives to Mailpile
Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features. The development of Mailpile is funded by a large community of backers and all code related to the project is and will be released under an OSI approved Free Software license.
Suggest and vote on features
Mailpile Features
1. OpenPGPMailpile supports OpenPGP, a standard of PGP encryption that is open-source for public use.
Web-Based
Encrypted Email
IMAP Support
POP3 Support
Discontinued
1.0.0 Release Candidate 6 from 2019 is the last version on GitHub (https://github.com/mailpile/Mailpile/releases). Possibly the development has been stopped.
Top 3 alternatives
Yahoo Mail
Freemium • Proprietary
WebMail Provider
Email Client
Windows
Online
Android
iPhone
Android Tablet
iPad
Kindle Fire
57 alternatives to Yahoo Mail
It's time to get stuff done with the Yahoo Mail app. Get organized with the help of the Mail app.
Suggest and vote on features
Yahoo Mail Features
1. End-to-End EncryptionYahoo Mail has E2E Encryption, for entire or parts of the app.
Warning
Has been hacked many times. See https://en.wikipedia.org/wiki/Yahoo!_data_breaches
Top 3 alternatives
InstAddr
Free • Proprietary
WebMail Provider
iPhone
iPad
Android
87 alternatives to InstAddr
Disposable email address application.
Suggest and vote on features
InstAddr Features
1. Support for AliasesInstAddr supports aliases, so you can receive email without exposing your main email address
Top 3 alternatives
Skiff Mail
Freemium • Open Source
WebMail Provider
Email Client
Calendar App
Online
Android
iPhone
49 alternatives to Skiff Mail
Skiff Mail is private, end-to-end encrypted email. Sign up for 10 GB free storage, instant search, and total privacy.
Suggest and vote on features
Skiff Mail Features
1. Ad-freeSkiff Mail doesn't contain any form of external advertising.
2. No TrackingSkiff Mail will not track you or use your personal data.
3. Dark ModeSkiff Mail supports dark mode for comfortable usage in low light conditions.
4. End-to-End EncryptionSkiff Mail has E2E Encryption, for entire or parts of the app.
5. Mail FilteringSkiff Mail classifies email messages according to specified criteria, allowing you to automatically recognize fraudulent or spam messages.
6. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
7. Privacy focusedSkiff Mail is considered a privacy friendly alternative.
8. Spam FilterSkiff Mail can detect unsolicited, unwanted and virus-infected emails, calls, files, etc.
9. Real time collaborationMultiple users can work together in Skiff Mail simultaneously.
Custom Domain
Encrypted Email
Cross-device syncing
Top 3 alternatives
Infomaniak kMail
Free Personal • Proprietary
WebMail Provider
Email Client
Calendar App
Online
35 alternatives to Infomaniak kMail
Infomaniak’s Mail Service is a secure emailing system hosted in Switzerland and is the best (free) alternative to the web giants. Infomaniak’s emailing service is used by more than a million companies and individuals throughout Europe.
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Infomaniak kMail Features
1. Ad-freeInfomaniak kMail doesn't contain any form of external advertising.
2. Calendar IntegrationInfomaniak kMail lets you sync your tasks and events with your calendar application.
3. Multiple Account supportInfomaniak kMail support multiple accounts without the need to logout and login
4. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
5. Support for AliasesInfomaniak kMail supports aliases, so you can receive email without exposing your main email address
6. Real time collaborationMultiple users can work together in Infomaniak kMail simultaneously.
7. Privacy focusedInfomaniak kMail is considered a privacy friendly alternative.
8. PortableInfomaniak kMail can be used from a USB stick or similar with no prior installation.
Secure mail
Sync Contacts
Calendar Sync
CardDAV Support
CalDAV Support
Top 3 alternatives
mail.com
Free • Proprietary
WebMail Provider
Mail Server
Online
41 alternatives to mail.com
mail.com provides its users with an customized selection of unique domains to pair with their desired address at no cost. Users can choose a domain that fits their lifestyle, profession, location, or personality, and through this personalization, their email address will become...
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mail.com Features
Custom Domain
Mail collector
Custom Link Alias
IMAP Support
Top 3 alternatives
SOGo
Freemium • Open Source
WebMail Provider
Linux
Online
Thunderbird
Cloudron
65 alternatives to SOGo
SOGo is groupware server with a focus on scalability and open standards.

SOGo provides a rich AJAX-based Web interface and supports multiple native clients through the use of standard protocols such as CalDAV, CardDAV and GroupDAV.Share your calendars, address books and mails in.
Suggest and vote on features
SOGo Features
Support for Multiple Users
Scheduling
CalDAV Support
CardDAV Support
Top 3 alternatives
Horde
Free • Open Source
WebMail Provider
Online
Self-Hosted
40 alternatives to Horde
Horde Groupware is a free, enterprise ready, browser based collaboration suite. Users can manage and share calendars, contacts, tasks and notes with the standards compliant components from the Horde Project.
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Horde Features
CalDAV Support
Discontinued
The last release (5.2.22) was in September 2017.
Top 3 alternatives
Inbox.lv
Free Personal • Proprietary
WebMail Provider
Mail Server
Online
25 alternatives to Inbox.lv
Inbox.lv Mail.

Add a screenshot
Top 3 alternatives
GMX
Free • Proprietary
WebMail Provider
Calendar App
Online
Android
iPhone
Android Tablet
iPad
52 alternatives to GMX
GMX Mail is a German-based free webmail service provided by GMX (Global Mail Exchange). In addition to an e-mail address, each GMX account includes a Mail Collector, Address Book, Organizer, and File Storage.
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GMX Features
1. Multiple Account supportGMX support multiple accounts without the need to logout and login
2. Mail FilteringGMX classifies email messages according to specified criteria, allowing you to automatically recognize fraudulent or spam messages.
Encrypted Email
POP3 Support
Mail collector
WebDAV Support
IMAP Support
CalDAV Support
Top 3 alternatives
Temp Mail by Privatix
Free • Proprietary
Disposable Email Service
WebMail Provider
Online
Android
iPhone
104 alternatives to Temp Mail by Privatix
Forget about spam, advertising mailings, hacking and attacking robots. Keep your real mailbox clean and secure. TempMail provides temporary, secure, anonymous, free, disposable email address.
Suggest and vote on features
Temp Mail by Privatix Features
Anonymous Email
Top 3 alternatives
Mailinator
Freemium • Proprietary
Disposable Email Service
WebMail Provider
Online
108 alternatives to Mailinator
Mailinator is a throwaway email service that lets you use the @mailinator.com email domain to receive email at no cost. The email is publicly accessible by anyone but it's also easily disposable. With this, you can signup for services to try them out and not have to worry...
Suggest and vote on features
Mailinator Features
Email automation
Distributed Computing
Top 3 alternatives