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Best Email Server Software 2026
This list helps buyers compare email server software by deployment platform and pricing model.
Compare Linux, self-hosted, web, Windows, iOS and macOS options with maker-published pricing notes, free-plan status and trial terms. Entries appear without a score.
02
MailEnable
AndroidiPhone & iPadWeb+2 Record6.1 Visit
03
mailcow
AndroidiPhone & iPadWeb+2 Record5.9 Visit
04
Stalwart Mail Server
WebWindowsMac+3 Record5.9 Visit
05
Axigen
AndroidiPhone & iPadWeb+5 Record5.8 Visit
10
Microsoft Exchange Online
AndroidiPhone & iPadWeb+2 $4 a month, billed yearly Record5.0 Visit It suits businesses needing hosted email, calendars, contacts, administration, and compliance controls across major devices.
Before you choose
Match the platform
Check the platform labels against the environment where you plan to run or access the email server. Options listed include Linux, self-hosted, web, Windows, iOS and macOS.
Read the pricing model
The list includes free, freemium and paid software. A free plan can coexist with paid tiers, while paid products can show a starting price or pricing on request.
Separate plans from trials
A free plan provides an ongoing no-cost option where offered. A free trial is a time-limited way to evaluate a paid product; Axigen lists a 60-day trial.
Check the price note
Maker-published notes range from free plans to starting prices such as $259, $600 per month, €1.99 per user per month or $10 per year. Confirm the terms before choosing.
Questions
Which platforms appear in this list?
Linux, self-hosted, web, Windows, iOS and macOS appear among the listed platform options.
Are free plans available?
Yes. Items on the list offer free plans.
Are free trials available?
Yes. Items on the list offer free trials, including Axigen’s listed 60-day trial.
What pricing models are listed?
The list includes free, freemium and paid pricing models.
Do listed products show the same pricing details?
No. Notes include free plans, starting prices and pricing on request, depending on the product.
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