Posteo VS Zimbra

Posteo

Web- and IMAP-based email service. 2GB cost 1€/month.

Zimbra

Zimbra is trusted by over 500 million users to increase productivity with a complete set of collaboration tools while maintaining total control over security and privacy.

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2023-04-20

Landing page //
2023-05-06

Zimbra is the trusted email and collaboration platform and productivity suite that includes contacts, calendar, tasks, chat and file sharing, plus videoconferencing, document editing, and file storage. Built on an open source core, it features a modern interface, pre-integrations with popular third-party apps like Zoom, Slack and Dropbox, and can be deployed in the cloud or in on-prem and hybrid environments. Enterprises, governments, financial institutions, service providers and remote teams around the world rely on Zimbra to support complex privacy, data sovereignty and security requirements. Today, Zimbra powers hundreds of millions of mailboxes on desktop and mobile devices in more than 140 countries, and is offered by more than 500 BSPs and 2,000 channel partners. Also available now for small and medium-sized business is Zimbra Cloud, starting at $2.95 per month for 30 GB of storage. Visit www.zimbra.com to learn more and begin a free trial.

Posteo Email Review - Is it Good?

Zimbra videos

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Modern Collaboration: Discover why Zimbra is the open source leader in Email and Collaboration

Category Popularity

0-100% (relative to Posteo and Zimbra)

Posteo

Zimbra

Email

35 35%

Email

65% 65

Email Clients

52 52%

Email Clients

48% 48

SMTP Server

0 0%

SMTP Server

100% 100

Enterprise Communication

100 100%

Enterprise Communication

0% 0

User comments

Share your experience with using Posteo and Zimbra. For example, how are they different and which one is better?

Reviews

These are some of the external sources and on-site user reviews we've used to compare Posteo and Zimbra

Posteo Reviews

CTemplar Email Shutting Down – Try These Alternatives

In a major blow to email privacy, a court ruled in 2019 that the private email provider Posteo can be forced to log user IP addresses for government agencies. Of course, this paves the way to even more logging and the erosion of privacy. ZDNet covered the situation in this article a few years ago.

Source: restoreprivacy.com

Have a private email account

Use Fastmail, Posteo, Mailbox, or any similar service where you actually pay $1-$3 per month and in return get a completely ad-free spam-free wonderful email experience.

Source: sivers.org

Zimbra Reviews

Alternative to Zimbra - atmail versus Zimbra - email for telcos

If you’re tired of Zimbra email, talk to us instead. We have more than 20 years of global email expertise and power 170 million mailboxes worldwide. We can be trusted to keep your platform secure, stable, scalable and private. Our modern, white label, multitenant and monetisable solutions are available both on-premises and in the cloud. We also won’t make you go through a...

Source: www.atmail.com

Overview of 5 Best Microsoft Exchange Server Alternatives

If you are an enterprise-level company that is looking for a solution based on open-source technologies, then Zimbra might be what you are looking for. As per the team behind Zimbra, this collaboration platform encompasses multiple open source projects under one supported and certified open-source collaboration application tailored to satisfy the needs of enterprises.

Source: jatheon.com

15 Best iRedMail Alternatives 2021

Zimbra has a calendar feature like iRedMail with a simple web and mobile UI that lets you manage your calendars and address books. Similarly, it also supports POP, IMAP, CardDAV, and CalDAV protocols.

Source: rigorousthemes.com

Top 10 Webmail Clients in 2021

Zimbra Zimbra also works in web browsers. But it isn’t like PHP web clients as it uses the AJAX set of web technologies instead. It offers email and calendar functionality and you can view messages and conversation formats. Its approach to visual search is particularly effective in making short work of managing the largest inboxes. Zimbra is one of the open-source webmail...

Source: www.plesk.com

5 open source webmail clients for browser-based email

Zimbra is a well-maintained project that has been hosted at a number of different corporate entities through the years, and was acquired by Synacore in 2016. It features most of the things you've come to expect in a modern webmail client, from webmail to folders to contact lists to a number of pluggable extensions, and generally works very well. I have to admit that I'm most...

Source: opensource.com

Social recommendations and mentions

Based on our record, Posteo seems to be more popular. It has been mentiond 15 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Posteo mentions (15)

Poste.io – Complete Mail Server
Ah, whoops, based on that logo, I mistook this for a "Version 2" release of the venerable https://posteo.de/en What advantages does this have over just running RoundCube myself? The things listed on the pricing page seem fairly superficial. - Source: Hacker News / about 1 year ago
Ask HN: What email service should I use instead of Gmail?
I have been using https://posteo.de/en from many years now. They are ad free, secure and an affordable alternative. Their web interface is poor but not a problem for me as I use email clients on all my devices. - Source: Hacker News / over 1 year ago
Looking for Email Service Recommendations
I recommend Posteo https://posteo.de/en . Nothing special, just a simple, straightforward email provider that does what it says (including respecting your privacy). It’s cheap (1 Euro per month for 2 GB, and 25 cents for each additional GB. I’ve been using Posteo for years and have never had any problem with spam filters. - Source: Hacker News / over 1 year ago
Riseup.net v/s Posteo
Posteo is a legitimate online service, the technical particulars of which you can examine in detail by reading their website, which has extensive technical help. Source: almost 2 years ago
Ask HN: Why can't I host my own email
There are sane email providers who do exactly this, for example Posteo — see question "Is there a spam folder" here: https://posteo.de/en. - Source: Hacker News / about 2 years ago

Zimbra mentions (0)

We have not tracked any mentions of Zimbra yet. Tracking of Zimbra recommendations started around Mar 2021.

What are some alternatives?

When comparing Posteo and Zimbra, you can also consider the following products

ProtonMail - Secure email with absolutely no compromises. Get your free encrypted email account today.

iRedMail - A fully fledged, free email server solution, an open source project (GPL v2).

Tutanota - Get your encrypted mailbox for free.

Roundcube - Web-based IMAP email client

Gmail - Gmail is available across all your devices Android, iOS, and desktop devices. Sort, collaborate or call a friend without leaving your inbox.

mailcow - An open source mailserver suite.