79 Highest-Rated Microsoft 365 Alternatives in 2024
Reviews, comparison, screenshots and more for the 79 highest-rated alternatives to Microsoft 365 email service.
Email Service Comparison
| Email Service | Pricing | Storage | Attachments | Open-Source | Sandboxed Encryption | Unlimited Domains | Unlimited Aliases | TTI | SMTP | IMAP | POP3 | API | E2EE | OpenPGP | WKD |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Forward Email⭐ Top RatedEmail for everyone | $3/mo | 10 GB pooled | 50 MB | Yes | Yes | Yes | Yes | TTI | Yes | Yes | Yes | Yes | ⚠️ Opt-in | Yes | Yes |
Microsoft 365Grow your business with Microsoft 365 | $72/yr | 1000 GB pooled | 150 MB | No | No | No | No | No | Yes | Yes | Yes | No | No | ⚠️ Microsoft 365 does not support PGP/MIME | No |
GmailSecure, smart, and easy to use email | $7.20/mo | 30 GB pooled | 25 MB | No | No | No | No | No | Yes | Yes | Yes | Yes | No | No | No |
PoboxUnlock your email identity | $50/yr | 50 GB | 25 MB | No | No | No | No | No | Yes | Yes | Yes | No | No | No | No |
NamecheapDo more with Professional Email, for less | $14.88/yr | 5 GB | 20 MB | No | No | No | No | No | Yes | Yes | Yes | No | No | No | No |
123 RegProfessional email that shows you mean business | £35.88/yr | 10 GB | 30 MB | No | No | No | No | No | Yes | Yes | Yes | No | No | No | No |
Mail.comFree email – Customized to your needs | $29.99/yr | 65 GB | 100 MB | No | No | No | No | No | Yes | Yes | Yes | No | No | Yes | No |
GoDaddyCreate a professional email using your domain | $35.88/yr | 10 GB | 20 MB | No | No | No | No | No | Yes | Yes | Yes | No | No | No | No |
GandiWe manage over 780,000 email addresses on our email servers, why not yours? | $3.99/mo | 10 GB | 25 MB | No | No | No | No | No | Yes | Yes | Yes | No | No | No | No |
GMXCreate a free email account fast | $29.99/yr | 65 GB | 100 MB | No | No | No | No | No | Yes | Yes | Yes | No | No | Yes | No |
FastmailFast, private email that’s just for you | $3/mo | 2 GB | 70 MB | No | No | No | No | No | Yes | Yes | Yes | No | No | ⚠️ Fastmail does support PGP, but not in their webmail; see this blog post for insight | No |
AOLAOL Mail is a free web-based email service provided by AOL, a division of Yahoo! Inc. | $12/yr | 1000 GB | 25 MB | No | No | No | No | No | Yes | Yes | Yes | No | No | No | No |
PosteoGreen, secure, ad-free | €1/mo | 2 GB | 50 MB | No | No | No | No | No | Yes | Yes | Yes | No | ⚠️ Opt-in | Yes | Yes |
SkiffPrivacy-first end-to-end encrypted email (NOTE: this company is no longer in business and shutting down service in August 2024) | $3/mo | 15 GB | 25 MB | ❌ Skiff claims to be open-source, but their back-end is actually closed-source | No | No | No | No | ❌ Skiff does not support SMTP and forces vendor lock-in | ❌ Skiff does not support IMAP and forces vendor lock-in | ❌ Skiff does not support POP3 and forces vendor lock-in | No | ⚠️ Supported, but Skiff manages your private keys and is closed-source | Yes | Yes |
Proton MailSecure email that protects your privacy | $3.99/mo | 15 GB | 25 MB | ❌ Proton Mail claims to be open-source, but their back-end actually is closed source | No | No | No | No | ❌ Requires you to download Proton Mail Bridge and forces vendor lock-in | ❌ Requires you to download Proton Mail Bridge and forces vendor lock-in | ❌ Proton Mail does not support POP3 | No | ⚠️ Proton Mail rewrites your emails | Yes | Yes |
Spam ScannerSpam Scanner is the best anti-spam, email filtering, and phishing prevention service | Free (built-in to Forward Email) | Requires 3rd party | Unknown | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
EgressStop more advanced phishing attacks | Requires you to talk to a sales team | Requires 3rd party | Unknown | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
MailinblackYour cybersecurity is our job | Requires you to talk to a sales team | Requires 3rd party | Unknown | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
AltospamAntispam, Antivirus & Anti-Phishing Software | Requires you to talk to a sales team | Requires 3rd party | Unknown | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
HeimdalOne Platform. Total Security. | Requires you to talk to a sales team | Requires 3rd party | Unknown | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
Check Point AvananPrevent Phishing before the Inbox with Email Security from Check Point | Requires you to talk to a sales team | Requires 3rd party | Unknown | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
TrustifiProtect Your Business Emails with AI-Powered Security | Requires you to talk to a sales team | Requires 3rd party | Unknown | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
LibraesvaEmail Security, Email Archiving, Phishing Awareness, DMARC | Requires you to talk to a sales team | Requires 3rd party | Unknown | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
MailfenceSecure and private email | $3.50/mo | 10 GB | 50 MB | No | No | No | No | No | Yes | Yes | Yes | No | ⚠️ Opt-in | Yes | Yes |
OOPSpamAutomate your Spam and Abuse Detection | $49/mo | Requires 3rd party | Unknown | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
DuoCircleProtect Email Against Phishing, Spam and Malware | Requires you to talk to a sales team | Requires 3rd party | 50 MB | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
N‑able Mail AssureEmail protection to help you secure and scale | Requires you to talk to a sales team | Requires 3rd party | Depends on inbound/outbound (e.g. 10 MB) | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
Vade SecureSimple, Sophisticated Email Security Powered by AI | Requires you to talk to a sales team | Requires 3rd party | 50 MB | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
Spam HeroCloud-Based Spam Filtering | $8/mo | Requires 3rd party | 50 MB | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
Abnormal SecurityCloud Email Security - Block Malicious Email Attacks | Requires you to talk to a sales team | Requires 3rd party | Unknown | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
DarktraceCyber security that learns you | Requires you to talk to a sales team (according to Amazon AWS Marketplace it may cost upwards of $30,000/mo) | Requires 3rd party | Unknown | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
FortinetGlobal Leader of Cybersecurity Solutions and Services | Requires you to talk to a sales team | Unknown | Unknown | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
Cisco Secure Email DefenseAdvanced protection to safeguard your inboxes | Requires you to talk to a sales team | Unknown | 100 MB | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
BarracudaCybersecurity Solutions: Email, Apps, Network, Data | Requires you to talk to a sales team | Unknown | 100 MB | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
mailbox.orgPrivacy made in Germany | €3/mo | 10 GB | 100 MB | No | No | No | No | No | Yes | Yes | Yes | No | No | Yes | Yes |
SpamTitanEmail Security Solutions | Rrequires you to talk to a sales team | Unknown | 150 MB | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
ProofpointThe leader in human-centric cybersecurity | See Proofpoint plans (requires you to talk to a sales team) (according to a Reddit thread it may cost upwards of +$1000-2000 per month) | Unknown | 150 MB | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
MimecastEmail & Collaboration Security | See Mimecast plans (requires you to talk to a sales team) (according to a Reddit thread it may cost upwards of +$1000-2000 per month) | Unknown | 200 MB | No | No | No | No | No | ❌ Requires 3rd party | ❌ Requires 3rd party | ❌ Requires 3rd party | Yes | No | No | No |
Apple Mail (iCloud)Private, secure, and personal email from Apple | $0.99 | 50 GB pooled | 20 MB | No | No | No | No | No | Yes | Yes | ❌ iCloud does not support POP3 | No | No | No | No |
ResendEmail for developers | $20/mo | No Resend does not support storage | 40 MB | No | No | Yes | Yes | No | Yes | No | No | Yes | No | No | No |
PostmarkThe email delivery service that people actually like | $15/mo | No Postmark does not support storage | 10 MB | No | No | No | No | TTI | Yes | No | No | Yes | No | No | No |
ImprovMXCreate free email aliases for your domain name | $9/mo | No ImprovMX does not support storage | 50 MB | No | No | No | No | TTI | Yes | No | No | Yes | No | No | No |
Get ResponseAn affordable, easy platform to send emails, grow your list, and automate communication | $187.20/yr | No Get Response does not support storage | 0.4 MB | No | No | Yes | Yes | No | Yes | No | No | Yes | No | No | No |
ActiveCampaignPostmark, the leading service for transactional email, is now part of ActiveCampaign | $15/mo | No ActiveCampaign does not support storage | 10 MB | No | No | No | No | TTI | Yes | No | No | Yes | No | No | No |
Amazon WorkmailAmazon WorkMail is a secure, managed business email and calendar service with support for existing desktop and mobile email client applications | $4/mo | 50 GB | 25 MB | No | No | No | No | No | Yes | Yes | No | No | No | No | No |
StartmailPrivate email you can trust | $7/mo | 20 GB | 25 MB | No | ❌ Startmail claims to use a User Vault, but this statement has not been audited and their source code is closed-source | No | No | No | Yes | Yes | Yes | No | ⚠️ Supported if both sender and recipient are using OpenPGP | ⚠️ Supports OpenPGP, but does not support WKD | No |
SimpleLoginReceive and send emails anonymously | $4/mo | No SimpleLogin does not support storage | 25 MB | Yes | No | Yes | Yes | No | No | No | No | No | ⚠️ Opt-in | Yes | No |
YahooYahoo Mail Plus helps you gain the upper hand on clutter in your inbox | $5/mo | 5000 GB | 25 MB | No | No | No | No | No | ❌ No longer supported | ❌ No longer supported | ❌ No longer supported | No | No | No | No |
AT&TAT&T Mail is now Yahoo Mail | $5/mo | 5000 GB | 25 MB | No | No | No | No | No | ❌ No longer supported | ❌ No longer supported | ❌ No longer supported | No | No | No | No |
SMTP.comTransactional and email relay API | $25/mo | No SMTP.com does not support storage | 15 MB | No | No | No | No | No | Yes | No | No | Yes | No | No | No |
SendgridGet your emails to the inbox—where they belong | $19.95/mo | No Sendgrid does not support storage | 30 MB | No | No | No | No | No | Yes | No | No | Yes | No | No | No |
SMTP2GOLike a first-class courier, for email | $10/mo | No SMTP2GO does not support storage | 50 MB | No | No | No | No | No | Yes | No | No | Yes | No | No | No |
MessageBirdOmnichannel automation platform for APIs, service & marketing | $20/mo | No MessageBird does not support storage | 100 MB | No | No | No | No | No | Yes | No | No | Yes | No | No | No |
MailtrapEmail Delivery Platform that delivers just in time. Great for businesses and individuals | $10/mo | No Mailtrap does not support storage | 10 MB | No | No | No | No | No | Yes | No | No | Yes | No | No | No |
MailjetEffortlessly create and deploy marketing and transactional emails in one place | $15/mo | No Mailjet does not support storage | 15 MB | No | No | No | No | No | Yes | No | No | Yes | No | No | No |
MailgunFlexible, scalable, and results driven email sending platform | $35/mo | No Mailgun does not support storage | 25 MB | No | No | No | No | No | Yes | No | No | Yes | No | No | No |
MigaduThe Missing Email | $9/mo | 30 GB | Unknown | No | No | No | No | No | Yes | Yes | Yes | No | ⚠️ Not encrypted | ⚠️ Does not allow you to upload OpenPGP key | No |
MailerSendIntuitive email API and SMTP | $288/yr | No MailerSend does not support storage | 25 MB | No | No | No | No | No | Yes | No | No | Yes | No | No | No |
HubSpotGrow better with HubSpot | $890/mo (varies, some plans do not include SMTP) | No HubSpot does not support storage | 20 MB | No | No | No | No | No | Yes | No | No | Yes | No | No | No |
Elastic EmailTake your email marketing and email delivery to the next level | $9/mo | No Elastic Email does not support storage | 10 MB | No | No | No | No | No | Yes | No | No | Yes | No | No | No |
Customer.ioSend messages people actually want to receive using real-time customer data | $100/mo | No Customer.io does not support storage | 2 MB | No | No | No | No | No | Yes | No | No | Yes | No | No | No |
BrevoThe most approachable CRM to cultivate lasting customer relationships across Email, SMS, Chat and more | $15/mo | No Brevo does not support storage | 20 MB | No | No | No | No | No | Yes | No | No | Yes | No | No | No |
Amazon Simple Email Service (SES)Get reliable, scalable email to communicate with customers at the lowest industry prices | $X/mo; varies, using shared IP's from SES are known to have negative effect on deliverability | No Amazon Simple Email Service (SES) does not support storage | 10 MB | No | No | No | No | No | Yes | No | No | Yes | No | No | No |
MandrillReach inboxes when it matters most | $33/mo | No Mandrill does not support storage | 25 MB | No | No | No | No | No | ❌ Requires paid add-on for Mandrill of at least $20/mo | No | No | Yes | No | No | No |
MailchimpTurn Emails into Revenue | $33/mo | No Mailchimp does not support storage | 25 MB | No | No | No | No | No | ❌ Requires paid add-on for Mandrill of at least $20/mo | No | No | Yes | No | No | No |
addy.ioProtect your real email address using email aliases | $4/mo | No addy.io does not support storage | 25 MB | Yes | No | No | Yes | No | No | No | No | No | No | No | No |
TutanotaSecure, green and ad-free. Email to feel good about | €36/yr | 20 GB | 25 MB | ❌ Tutanota claims to be open-source, but their back-end is actually closed-source | No | No | No | No | No | No | No | No | No | ⚠️ Tutanota does not support PGP | No |
ZohoSecure business email for your organization | $12/yr | 5 GB | 20 MB | No | No | No | No | No | Yes | Yes | Yes | No | No | No | No |
IntercomThe only AI customer service solution you need | $39/mo | No Intercom does not support storage | 20 MB | No | No | No | No | No | No | No | No | ❌ See blog post | No | No | No |
HEYWe finally fixed your email + calendar! | $99/yr + $12/mo per user | 100 GB | HEY does not use regular email attachments, which also prevents them from being encrypted with PGP | No | No | No | No | No | No | No | No | No | No | No | No |
HelpCrunchCustomer service software that covers all your business needs | $23/mo (for the mininum plan to send emails) | No HelpCrunch does not support storage | 10 MB | No | No | No | No | No | No | No | No | No | No | No | No |
OlarkCustomers want to talk to you. Make it easy | $29/mo | No Olark does not support storage | 50 MB | No | No | No | No | No | No | No | No | No | No | No | No |
ZendeskUnlock the power of customer experiences | $69/mo | No Zendesk does not support storage | 50 MB | No | No | No | No | No | No | No | No | No | No | No | No |
Help ScoutOne unified platform | $20/mo | No Help Scout does not support storage | 10 MB | No | No | No | No | No | No | No | No | No | No | No | No |
Crisp ChatGive your customer experience a human touch | $25/mo | No Crisp Chat does not support storage | 10 MB | No | No | No | No | No | No | No | No | No | No | No | No |
Drift ChatCreate enduring customer relationships | $2,500/mo billed annually ($30,000/yr) | No Drift Chat does not support storage | 25 MB | No | No | No | No | No | No | No | No | No | No | No | No |
Cloudflare Email RoutingEasily create addresses and route emails for free | $25/mo | No Cloudflare Email Routing does not support storage | 25 MB | No | No | No | No | No | No | No | No | No | No | No | No |
KlaviyoPower smarter digital relationships | $20/mo | No Klaviyo does not support storage | 0 MB | No | No | No | No | No | No | No | No | No | No | No | No |
YandexAn email address with your company's name is an easy way to stand out | ₽2988/yr | 100 GB | 30 MB | No | No | No | No | No | Yes | Yes | Yes | No | No | No | No |
TitanThe customer-centric business email service that helps you grow | Undisclosed | Undisclosed | 30 MB | No | No | No | No | No | Yes | Yes | Yes | No | No | No | No |
Email Service Screenshots
Forward Email
Forward Email is an open-source email service. Their website says: Email for everyone
Microsoft 365
Microsoft 365 is a closed-source email service. Their official description reads: Grow your business with Microsoft 365
Gmail
Gmail is a closed-source email service. Its description from its website is: Secure, smart, and easy to use email
Pobox
Pobox is a closed-source email service. According to their website: Unlock your email identity
Namecheap
Namecheap is a closed-source email service. Their website says: Do more with Professional Email, for less
123 Reg
123 Reg is a closed-source email service. According to their website: Professional email that shows you mean business
Mail.com
Mail.com is a closed-source email service. Its description from its website is: Free email – Customized to your needs
GoDaddy
GoDaddy is a closed-source email service. According to their website: Create a professional email using your domain
Gandi
Gandi is a closed-source email service. Their website says: We manage over 780,000 email addresses on our email servers, why not yours?
GMX
GMX is a closed-source email service. Its description from its website is: Create a free email account fast
Fastmail
Fastmail is a closed-source email service. Their website says: Fast, private email that’s just for you
AOL
AOL is a closed-source email service. Its description from its website is: AOL Mail is a free web-based email service provided by AOL, a division of Yahoo! Inc.
Posteo
Posteo is a closed-source email service. Their website says: Green, secure, ad-free
Skiff
Skiff is a closed-source email service. Its description from its website is: Privacy-first end-to-end encrypted email (NOTE: this company is no longer in business and shutting down service in August 2024)
Proton Mail
Proton Mail is a closed-source email service. According to their website: Secure email that protects your privacy
Spam Scanner
Spam Scanner is a closed-source email service. Their official description reads: Spam Scanner is the best anti-spam, email filtering, and phishing prevention service
Egress
Egress is a closed-source email service. According to their website: Stop more advanced phishing attacks
Mailinblack
Mailinblack is a closed-source email service. Its description from its website is: Your cybersecurity is our job
Altospam
Altospam is a closed-source email service. According to their website: Antispam, Antivirus & Anti-Phishing Software
Heimdal
Heimdal is a closed-source email service. Its description from its website is: One Platform. Total Security.
Check Point Avanan
Check Point Avanan is a closed-source email service. According to their website: Prevent Phishing before the Inbox with Email Security from Check Point
Trustifi
Trustifi is a closed-source email service. Its description from its website is: Protect Your Business Emails with AI-Powered Security
Libraesva
Libraesva is a closed-source email service. According to their website: Email Security, Email Archiving, Phishing Awareness, DMARC
Mailfence
Mailfence is a closed-source email service. Their website says: Secure and private email
OOPSpam
OOPSpam is a closed-source email service. Their official description reads: Automate your Spam and Abuse Detection
DuoCircle
DuoCircle is a closed-source email service. Its description from its website is: Protect Email Against Phishing, Spam and Malware
N‑able Mail Assure
N‑able Mail Assure is a closed-source email service. Their website says: Email protection to help you secure and scale
Vade Secure
Vade Secure is a closed-source email service. Their website says: Simple, Sophisticated Email Security Powered by AI
Spam Hero
Spam Hero is a closed-source email service. Their official description reads: Cloud-Based Spam Filtering
Abnormal Security
Abnormal Security is a closed-source email service. Its description from its website is: Cloud Email Security - Block Malicious Email Attacks
Darktrace
Darktrace is a closed-source email service. Its description from its website is: Cyber security that learns you
Fortinet
Fortinet is a closed-source email service. According to their website: Global Leader of Cybersecurity Solutions and Services
Cisco Secure Email Defense
Cisco Secure Email Defense is a closed-source email service. Their website says: Advanced protection to safeguard your inboxes
Barracuda
Barracuda is a closed-source email service. Their official description reads: Cybersecurity Solutions: Email, Apps, Network, Data
mailbox.org
mailbox.org is a closed-source email service. Their official description reads: Privacy made in Germany
SpamTitan
SpamTitan is a closed-source email service. Their website says: Email Security Solutions
Proofpoint
Proofpoint is a closed-source email service. Its description from its website is: The leader in human-centric cybersecurity
Mimecast
Mimecast is a closed-source email service. Their website says: Email & Collaboration Security
Apple Mail (iCloud)
Apple Mail (iCloud) is a closed-source email service. Its description from its website is: Private, secure, and personal email from Apple
Resend
Resend is a closed-source email service. Its description from its website is: Email for developers
Postmark
Postmark is a closed-source email service. Their website says: The email delivery service that people actually like
ImprovMX
ImprovMX is a closed-source email service. Their website says: Create free email aliases for your domain name
Get Response
Get Response is a closed-source email service. Their official description reads: An affordable, easy platform to send emails, grow your list, and automate communication
ActiveCampaign
ActiveCampaign is a closed-source email service. According to their website: Postmark, the leading service for transactional email, is now part of ActiveCampaign
Amazon Workmail
Amazon Workmail is a closed-source email service. Their official description reads: Amazon WorkMail is a secure, managed business email and calendar service with support for existing desktop and mobile email client applications
Startmail
Startmail is a closed-source email service. Their official description reads: Private email you can trust
SimpleLogin
SimpleLogin is an open-source email service. Their website says: Receive and send emails anonymously
Yahoo
Yahoo is a closed-source email service. Their website says: Yahoo Mail Plus helps you gain the upper hand on clutter in your inbox
AT&T
AT&T is a closed-source email service. Their website says: AT&T Mail is now Yahoo Mail
SMTP.com
SMTP.com is a closed-source email service. According to their website: Transactional and email relay API
Sendgrid
Sendgrid is a closed-source email service. Its description from its website is: Get your emails to the inbox—where they belong
SMTP2GO
SMTP2GO is a closed-source email service. Their website says: Like a first-class courier, for email
MessageBird
MessageBird is a closed-source email service. Their website says: Omnichannel automation platform for APIs, service & marketing
Mailtrap
Mailtrap is a closed-source email service. According to their website: Email Delivery Platform that delivers just in time. Great for businesses and individuals
Mailjet
Mailjet is a closed-source email service. Their official description reads: Effortlessly create and deploy marketing and transactional emails in one place
Mailgun
Mailgun is a closed-source email service. Its description from its website is: Flexible, scalable, and results driven email sending platform
Migadu
Migadu is a closed-source email service. Its description from its website is: The Missing Email
MailerSend
MailerSend is a closed-source email service. Its description from its website is: Intuitive email API and SMTP
HubSpot
HubSpot is a closed-source email service. Their website says: Grow better with HubSpot
Elastic Email
Elastic Email is a closed-source email service. Their website says: Take your email marketing and email delivery to the next level
Customer.io
Customer.io is a closed-source email service. Their official description reads: Send messages people actually want to receive using real-time customer data
Brevo
Brevo is a closed-source email service. Their website says: The most approachable CRM to cultivate lasting customer relationships across Email, SMS, Chat and more
Amazon Simple Email Service (SES)
Amazon Simple Email Service (SES) is a closed-source email service. According to their website: Get reliable, scalable email to communicate with customers at the lowest industry prices
Mandrill
Mandrill is a closed-source email service. Their official description reads: Reach inboxes when it matters most
Mailchimp
Mailchimp is a closed-source email service. Their website says: Turn Emails into Revenue
addy.io
addy.io is an open-source email service. According to their website: Protect your real email address using email aliases
Tutanota
Tutanota is a closed-source email service. Its description from its website is: Secure, green and ad-free. Email to feel good about
Zoho
Zoho is a closed-source email service. According to their website: Secure business email for your organization
Intercom
Intercom is a closed-source email service. Its description from its website is: The only AI customer service solution you need
HEY
HEY is a closed-source email service. Their website says: We finally fixed your email + calendar!
HelpCrunch
HelpCrunch is a closed-source email service. Their website says: Customer service software that covers all your business needs
Olark
Olark is a closed-source email service. Their website says: Customers want to talk to you. Make it easy
Zendesk
Zendesk is a closed-source email service. Their official description reads: Unlock the power of customer experiences
Help Scout
Help Scout is a closed-source email service. Their official description reads: One unified platform
Crisp Chat
Crisp Chat is a closed-source email service. Its description from its website is: Give your customer experience a human touch
Drift Chat
Drift Chat is a closed-source email service. Their website says: Create enduring customer relationships
Cloudflare Email Routing
Cloudflare Email Routing is a closed-source email service. Their official description reads: Easily create addresses and route emails for free
Klaviyo
Klaviyo is a closed-source email service. According to their website: Power smarter digital relationships
Yandex
Yandex is a closed-source email service. Its description from its website is: An email address with your company's name is an easy way to stand out
Titan
Titan is a closed-source email service. According to their website: The customer-centric business email service that helps you grow
Compare Microsoft 365 with 79 email services
- Microsoft 365 vs 123 Reg Comparison (2024)
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