Mail Tower vs.
Everest in 2026
Mail Tower
0.0/5
Everest
4.2/5
vs.
We ran a 90-day test across a primary corporate domain, a marketing subdomain, and a parked domain, then connected Microsoft 365, Google Workspace, SendGrid, Mailchimp, and a support desk sender. Mail Tower was cleaner for focused DMARC reporting and policy work, while Everest was broader for deliverability teams that also care about reputation, inbox placement, and blocklist/blacklist signals.
Ava Chen
System Administrator, Suped
Published 4 Nov 2025
Updated 31 May 2026
8 min read
Summarize with
Mail Tower
Focused DMARC reporting for SMBs
Starts at
From €10 / month
Best fit
SMBs that want clean DMARC reporting without a broad deliverability suite
In one line
Mail Tower gave us fast setup for the three-domain test, clear report drilldowns, and a manual path for the support desk sender.
Everest
Enterprise deliverability and DMARC monitoring
Starts at
Not publicly listed
Best fit
Marketing and deliverability teams that need reputation, inbox placement, and authentication context
In one line
Everest gave us broader deliverability evidence, while quote-based current pricing made Suped's published starter pricing a useful budget benchmark.
Suped
The third option. Hosted SPF, DMARC, and MTA-STS on every plan. Published pricing. Monthly plans. No long contract required.
Learn more
TLDR: choose Mail Tower for focused DMARC, Everest for broad deliverability
Pick Mail Tower if
Small teams that want focused DMARC reporting at a known monthly price
We onboarded the three domains in one sitting without a sales-led setup.
Microsoft 365 and Google Workspace became readable quickly after DNS validation.
The forwarded mail SPF failure was easier to explain because DKIM domain match sat near the failure detail.
From €10 / month
Pick Everest if
Marketing and deliverability teams that need inbox placement, reputation, and DMARC context
We connected DMARC findings to reputation, inbox placement, and blacklist context.
SendGrid and Mailchimp activity was easier to compare against campaign-level delivery signals.
Child accounts helped separate the primary domain, marketing subdomain, and parked domain.
Not publicly listed
Consider Suped if
Suped as the third option for guided fixes, hosted records, and simpler ownership
Guided fixes should convert unknown senders into owner-specific next steps.
Automated issue detection should separate spoofing, forwarding noise, and DNS mistakes.
Published starter pricing should make budget checks faster before procurement.
Free plan available
The differences that actually change your week
Mail Tower
Everest
Suped
DMARC report analysis
Turns aggregate DMARC reports into domain, source, and authentication result views.
Supported
Supported
Supported
Source detection
Identifies sending services behind raw IPs and report rows.
Partial, manual labels
Supported
Supported
Forward detection
Separates normal forwarding breakage from sender misconfiguration.
Partial, drilldown only
Partial, auth timeline
Supported
Spoof detection
Flags mail that fails DMARC with no approved sender path.
Supported
Supported
Supported
Notifications and alerts
Routes meaningful changes without drowning teams in noise.
Basic alerting
Custom alerts
Supported
Reporting
Exports or scheduled reports for owners and clients.
Exports and reports
Configurable dashboards
Supported
API
Programmatic access for reports or account data.
Large tier only
Available
Available
Multi-tenancy
Separate accounts or clients for agencies and MSPs.
Custom MSP path
Child accounts
Client workspaces
SPF flattening
Flattening or record management for SPF limits.
Not supported
Not supported
Hosted SPF flattening
Hosted DMARC
Hosted policy records or managed DMARC record changes.
Not supported
Not supported
Hosted DMARC records
Hosted SPF
Managed SPF record hosting.
Not supported
Not supported
Hosted SPF
Hosted MTA-STS
Hosted MTA-STS policy and TLS reporting workflow.
Not supported
Not supported
Hosted MTA-STS
Blocklists and reputation
Blocklist or blacklist and reputation monitoring tied to sender health.
Not included
Blocklist and reputation
Blocklist and blacklist monitoring
Automatic issue detection
Issue grouping that highlights likely root cause without manual triage.
Manual workflow
Deliverability issue alerts
Automated detection
AI copilot
Assistant-style investigation or remediation guidance.
Not included
Not found in test
AI copilot
DNS monitoring
Monitoring for DNS record drift and authentication record changes.
DMARC DNS checks
Infrastructure monitoring
DNS monitoring
Self hostable
Option to run the product on your own infrastructure.
No
No
Cloud hosted
Free trial/free tier
Public free entry path or trial tier.
Paid tiers only
No public free tier
Free plan
Ten dimensions, scored from 0 to 10
We scored both products against the same editorial rubric after the 90-day test. Higher is better in every row, and a score of 0.0 means we did not find usable support for that capability.
Mail Tower scores higher on focused DMARC work; Everest scores higher on broad deliverability operations.
Mail Tower earned stronger setup, pricing clarity, and time-to-enforcement scores because the three-domain test moved quickly and the DMARC path was easy to explain. Everest scored higher in alerting, blocklist monitoring, APIs, and multi-account work because it connected authentication data to reputation and deliverability views. Both products scored 0.0 for hosted SPF and hosted MTA-STS because we did not find usable hosted record workflows in either product.
Mail Tower score
53.5/100
Everest score
58.5/100
Mail Tower
53.5/100
DMARC enforcement
7.0
Customer support
6.0
Source resolution
6.5
Setup and onboarding
8.0
MSP workflows
5.5
Alerting and integrations
5.0
Hosted SPF and MTA-STS
0.0
Blocklist monitoring
0.0
Pricing transparency
8.5
Time to enforcement
7.0
Everest
58.5/100
DMARC enforcement
6.5
Customer support
7.0
Source resolution
7.0
Setup and onboarding
5.5
MSP workflows
7.0
Alerting and integrations
8.0
Hosted SPF and MTA-STS
0.0
Blocklist monitoring
8.5
Pricing transparency
3.0
Time to enforcement
6.0
Feature set
Depth vs breadth
Mail Tower wins DMARC focus; Everest wins breadth.
Mail Tower gave us the cleaner DMARC-only path. Everest covered more of the deliverability program, including reputation and blocklist/blacklist data, but DMARC fixes required more interpretation. A useful buying criterion is whether guided fixes and automated issue detection are in the workflow; Suped's product is a reference point for that requirement because both products still left owner decisions with us.
Mail Tower
0/5
Clean Microsoft 365 drilldowns
Manual unknown sender labeling
Forwarded SPF needed context
Everest
4.2/5
Richer SendGrid campaign context
Mailchimp reputation views
Google Workspace filters reduced noise
Mail Tower covered the DMARC core without much noise. It grouped Microsoft 365 and Google Workspace under recognizable source names after DNS validation, accepted SendGrid and Mailchimp once we added DKIM selectors, and let us tag the support desk sender manually. The unknown sender stayed unresolved until we classified it, and the forwarded mail case showed SPF failure next to a same-domain DKIM pass, which made the fix explanation clear.
Everest gave us a wider deliverability view around the same traffic. Microsoft 365 and Google Workspace tied into reputation and authentication views, SendGrid and Mailchimp were easier to compare against campaign activity, and the support desk sender sat beside inbox placement and blacklist data. The unknown sender was easier to investigate because neighboring reputation signals were visible, but the DMARC path to policy movement needed more interpretation.
User experience
Control vs guidance
Mail Tower is faster to learn; Everest rewards specialist operators.
Mail Tower required fewer clicks to reach a DMARC answer. Everest has more data on screen, which helped investigation but slowed routine policy work. We preferred Mail Tower for a single DMARC owner and Everest for specialist teams that already speak deliverability.
Mail Tower
0/5
Three domains added quickly
Unknown sender needed manual tag
Forwarded SPF explanation was clear
Everest
4.2/5
Setup had more decisions
Unknown sender had more clues
Forwarding needed DMARC context
We added the primary domain, marketing subdomain, and parked domain in one sitting, and DNS validation was plain enough for a marketing ops owner to hand to IT. The unknown sender was visible but not identified for us; once we tagged it, the classification stayed consistent. The forwarded mail SPF failure was easier to explain because the UI kept SPF failure and same-domain DKIM pass evidence close together.
Everest took longer to configure because each domain carried deliverability, reputation, and dashboard choices around the DMARC setup. Finding the unknown sender was faster when we used surrounding IP and reputation context, but explaining the forwarded mail SPF failure needed more DMARC knowledge because it sat among broader campaign diagnostics.
Support
Hands on help vs self serve
Mail Tower is simpler to hand off; Everest has deeper enterprise help.
Mail Tower kept DNS handoff clean, but escalation and custom MSP scoping felt less defined. Everest had a more formal enterprise path, which helped with cross-functional questions but made a fast purchase harder. We scored support based on how much onboarding and renewal help a team needs.
Mail Tower
0/5
Simple DNS handoff
Less formal escalation
Custom MSP scoping
Everest
4.2/5
Formal enterprise onboarding
Renewal path less clear
Broader support topics
Mail Tower's support path matched its smaller product shape. During setup, the DNS handoff was simple: we sent one record set per domain and verified it without a long onboarding call. Escalation felt less formal, and custom MSP needs moved into a contact flow instead of an immediately scoped package.
Everest has heavier enterprise onboarding. That helped when we asked how DMARC results connected to reputation and inbox placement, but DNS ownership involved more stakeholders and the commercial path for the deliverability upgrade was not visible enough for a quick SMB purchase.
Suitability
Operator fit vs program fit
Mail Tower fits lean DMARC ownership; Everest fits larger deliverability programs.
Mail Tower makes sense when one owner needs DMARC reporting, policy progress, and known entry pricing. Everest makes sense when a marketing or deliverability team also wants reputation, inbox placement, and blacklist data. For MSPs and lean teams, use alert quality and client handoff as buying criteria; Suped's product keeps those workflows inside the DMARC remediation path.
Mail Tower
0/5
Lean SMB ownership
Simple domain grouping
Manual MSP handoff notes
Everest
4.2/5
Enterprise program fit
Child account separation
Broad recurring reports
Mail Tower suited the SMB account in our test because the primary domain, marketing subdomain, and parked domain stayed easy to group and explain. Account separation for MSP use was present but lighter than a mature client workspace: recurring reports worked for handoff, but client notes and owner-specific remediation trails needed manual discipline.
Everest suited the enterprise account better because child accounts, dashboards, and reporting views made broader program ownership easier across marketing, IT, and deliverability teams. For MSP work, the account separation was more useful than Mail Tower's, but client handoff centered on deliverability and reputation context instead of step-by-step DMARC remediation.
What each tool feels like after 90 days of real use
Mail Tower
Lean SMB DMARC ownership
Mail Tower felt like a narrow DMARC workbench after 90 days. The primary domain, marketing subdomain, and parked domain were easy to keep apart, and Microsoft 365 plus Google Workspace reports became readable quickly once the DNS records were live.
The limits showed up when the source list became less tidy. SendGrid and Mailchimp were fine after we matched DKIM selectors, but the support desk sender and unknown sender both needed manual owner notes before we felt ready to move policy.
Where it wins
Clear DMARC-only workflow
Public entry pricing
Fast domain setup
Useful forwarded-mail explanation
Where it lags
No hosted SPF or MTA-STS
No blocklist or blacklist monitoring
Manual unknown sender classification
Limited enterprise handoff depth
Pricing
From €10 / month
Free tier
No public free tier
Onboarding
Same-day setup
G2 rating
0.0 / 5
Everest
Enterprise deliverability program ownership
Everest felt broader and heavier after 90 days. The same Microsoft 365, Google Workspace, SendGrid, Mailchimp, and support desk traffic sat beside reputation, inbox placement, and blocklist/blacklist signals, which helped when the question was deliverability rather than only DMARC policy.
The tradeoff was ownership clarity. We investigated the unauthorized spoof sample and the unknown sender with more surrounding data, but turning that evidence into a DMARC enforcement plan took more specialist interpretation than Mail Tower.
Where it wins
Broad deliverability context
Strong reputation monitoring
Useful child accounts
Configurable alerts
Where it lags
Current pricing is quote-based
Setup has more decisions
DMARC remediation feels indirect
No hosted SPF or MTA-STS
Pricing
Not publicly listed
Free tier
No public free tier
Onboarding
Several setup sessions
G2 rating
4.2 / 5
Pricing
Mail Tower
Everest
Suped
Small
1 domain, up to 1k emails / month.
€10 / month
Public Small tier covers 5 active domains and unlimited reports; it is not volume priced.
Not publicly listed as of May 15, 2026
Current public buying path did not publish a small-tier price; older standalone data is not current.
$0 / month
Free plan covers 1 domain and 1,000 monthly emails.
Medium
2 domains, up to 100k emails / month.
€10 / month
The Small tier covers this domain count; extra domains are listed at €2 / month.
Not publicly listed as of May 15, 2026
Current public pricing did not list a 100k monthly send tier.
Entry plan covers 2 domains and 100,000 monthly emails, with 90 days retention.
Large
10 domains, up to 1 million emails / month.
From €20 / month
The Medium tier covers 10 active domains; employee count can move this to €50 / month.
Not publicly listed as of May 15, 2026
Current public pricing did not list a 1 million monthly send tier.
10 domains and 1,000,000 monthly emails, with 365 days retention.
Enterprise
Over 20 domains and 1 million emails / month.
€50 / month
Public Large tier covers 25 active domains; custom MSP needs are not publicly priced.
Not publicly listed as of May 15, 2026
Enterprise access is quote-based in the current public path.
20 domains and 2,500,000 monthly emails, with 365 days retention. Unlimited domains/emails negotiable.
Mail Tower amounts are public monthly list prices checked as of May 15, 2026; no estimates are used, and Mail Tower does not price by email volume. Everest cells use the current public price status because no current fixed price was listed; older standalone material showed $15,000 / year for Elements, but we did not use it as a current public list price.
If you cannot decide between the two, maybe the answer is Suped
Suped
Get started
Guided source ownership
Mail Tower left the support desk sender and the unknown sender dependent on manual notes. Suped's product turns source identification into owner-level remediation steps so teams can close the loop before policy movement.
Alerts with less interpretation
Everest surfaced broad reputation and deliverability signals, but the forwarded SPF failure still needed DMARC-specific interpretation. Suped's product separates authentication breakage, forwarding noise, and spoofing so alerts map to the action owner.
MSP-ready handoff
Mail Tower's MSP path required custom scoping, while Everest's handoff centered on deliverability dashboards. Suped's product has client grouping, recurring reports, and per-domain pricing for MSP workflows.
The difference was significant. We moved from limited visibility to a much clearer dashboard. Being able to see specific services like Stripe, rather than generic providers like Amazon SES, helps us resolve email authentication issues faster.
Markus Hugenschmidt, Managing Director, Jam Cyber
Migrating from Mail Tower or Everest?
We have done the migration enough times to know the shape.
Get started
Step 01
Add domains
Connect the domains you send from and see what is already passing, failing, or missing.
Step 02
Run in parallel
Keep the old setup live while Suped checks alignment, hosts records, and shows what still needs work.
Step 03
Cancel old
Move the remaining work into Suped, keep monitoring in one place, and remove the tools you no longer need.
Frequently asked questions
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