N‑able Mail Assure vs 123 Reg Comparison (2025)

What are the differences between N‑able Mail Assure and 123 Reg?

Forward Email Team
Written by
Forward Email TeamVerified
Published
7/1/25
Time to read
Less than 5 minutes
We recommend Forward Email as the best alternative to N‑able Mail Assure.

Email Service Comparison

20 facts in comparison
N‑able Mail Assurevs.123 Reg

N‑able Mail Assure

Email protection to help you secure and scale
"Email protection to help you secure and scale"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
vs.

123 Reg

Professional email that shows you mean business
"Professional email that shows you mean business"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
Requires you to talk to a sales teamPricing£35.88/yr
Requires 3rd partyStorage10 GB
Depends on inbound/outbound (e.g. 10 MB)Attachments30 MB
NoOpen-SourceNo
NoSandboxed Encryption No
NoUnlimited DomainsNo
NoUnlimited AliasesNo
NoTTI No
❌ Requires 3rd partySMTPYes
❌ Requires 3rd partyIMAPYes
❌ Requires 3rd partyPOP3Yes
YesAPINo
NoE2EE No
NoOpenPGP No
NoWKD No

Email Service Screenshots

Closed-source

N‑able Mail Assure

N‑able Mail Assure is a closed-source email service. Their official description reads: Email protection to help you secure and scale

N‑able Mail Assure is a closed-source email service.
Screenshot by Forward Email
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Closed-source

123 Reg

123 Reg is a closed-source email service. Their official description reads: Professional email that shows you mean business

123 Reg is a closed-source email service.
Photo by Forward Email
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Compare N‑able Mail Assure with 78 email services