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Head-to-head · Mail Server Software

IceWarp vs HCL Domino

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score IceWarp #3 in Mail Server Software 9.0/10 30-day trial Free trial✓ 0 of 5 features Visit IceWarp
HCL Domino #8 in Mail Server Software 8.4/10 Pricing on request ✓ 5 of 5 features Visit HCL Domino

IceWarp leads on 0 checks, HCL Domino on 0, and 6 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreIceWarp · 9.0/10
  • Free trialonly IceWarp
  • Most featuresHCL Domino · 5 of 5

IceWarp scores higher on our rubric for mail server software: 9.0 against 8.4 out of 10; our editors rank them #3 and #8.

IceWarp is the better fit for hosted email plus productivity collaboration. HCL Domino is the better fit for enterprise mail with Domino application integration.

  • IceWarp fits best

    Hosted email plus productivity collaboration

  • HCL Domino fits best

    Enterprise mail with Domino application integration

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Side by side

Feature IceWarp 9.0/10 Visit ↗ HCL Domino 8.4/10 Visit ↗
At a glance
Editor score 9.0 8.4
Ranking #3 in Mail Server Software #8 in Mail Server Software
Best for Hosted email plus productivity collaboration Enterprise mail with Domino application integration
Pricing model Paid Paid
Starting price — Pricing on request
Free plan — Not checked yet
Free trial 30 days —
Deployment Cloud, Self-hosted Self-hosted
Platforms Web, Windows, macOS, Linux, iOS, Android Web, Windows, Linux, iOS, Android
Support Email, Community, Docs Community, Docs
Integrations 2 integrations 7 integrations
Built for Small business, Mid-market, Enterprise Mid-market, Enterprise
Features IceWarp 0/5 · HCL Domino 5/5
Webmail interface Not checked yet ✓ (best)
IMAP/POP3 access Not checked yet ✓ (best)
Mobile sync Not checked yet ✓ (best)
Antispam tools Not checked yet ✓ (best)
High availability Not checked yet ✓ (best)
Specs
License model Not checked yet Subscription
Mailbox limit Not checked yet Not checked yet
Our review
Pros
  • Combines custom-domain email, calendars, chat, conferencing, and storage
  • Supports Microsoft Exchange, Microsoft 365, and Google Workspace migrations
  • Offers web, desktop, native mobile, and self-hosted deployment options
  • Clustered mail servers support replicated databases and routing failover.
  • Filtering, quarantine, SPF, DKIM, scanning, and encryption support mail controls.
  • Web, mobile, Outlook, and REST access cover diverse enterprise workflows.
Cons
  • No free plan is available
  • The broad collaboration suite may exceed email-only needs
  • Desktop clients are limited to Windows and macOS
  • Quote-based procurement requires contacting HCLSoftware or a business partner.
  • The platform may be broader than needed for mail-only deployments.
  • Domino-specific administration may not suit teams seeking a narrow mail service.
Our verdict

IceWarp is a business email and collaboration platform for organizations that need custom-domain hosting alongside calendars, contacts, file storage, documents, team chat, conferencing, and mobile access. It supports browser-based use,…

Read the review →

HCL Domino combines organizational messaging, application hosting, workflow support, and collaboration in an enterprise server platform. It supports SMTP, IMAP, POP3, MIME, and Notes-based mail routing and access, with clients including…

Read the review →
  1. IceWarpMail Server Software 9.030-day trial
  2. HCL DominoMail Server Software 8.4Pricing on request

Strengths and trade-offs

  • IceWarp — where it wins

    • Combines custom-domain email, calendars, chat, conferencing, and storage
    • Supports Microsoft Exchange, Microsoft 365, and Google Workspace migrations
    • Offers web, desktop, native mobile, and self-hosted deployment options

    Where it doesn't

    • No free plan is available
    • The broad collaboration suite may exceed email-only needs
    • Desktop clients are limited to Windows and macOS
  • HCL Domino — where it wins

    • Clustered mail servers support replicated databases and routing failover.
    • Filtering, quarantine, SPF, DKIM, scanning, and encryption support mail controls.
    • Web, mobile, Outlook, and REST access cover diverse enterprise workflows.

    Where it doesn't

    • Quote-based procurement requires contacting HCLSoftware or a business partner.
    • The platform may be broader than needed for mail-only deployments.
    • Domino-specific administration may not suit teams seeking a narrow mail service.

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update