Runbox vs Mailo

Runbox8.0Visit Mailo7.9Visit

Higher score Runbox #7 in Secure Email Providers 8.0/10 30-day trial Free trial✓ 2 of 3 features Visit Runbox

vs

Mailo #8 in Secure Email Providers 7.9/10 Free plan Free plan✓ 2 of 3 features Visit Mailo

• Runbox fits best

  Custom-domain users wanting mature private hosting

• Mailo fits best

  High-storage freemium email users

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Side by side

Feature	Runbox 8.0/10 Visit ↗	Mailo 7.9/10 Visit ↗
At a glance
Editor score	8.0	7.9
Ranking	#7 in Secure Email Providers	#8 in Secure Email Providers
Best for	Custom-domain users wanting mature private hosting	High-storage freemium email users
Pricing model	Paid	Free plan + paid
Starting price	€1.66/user/mo	€1.50/user/mo
Free plan	—	✓ (best)
Free trial	30 days	—
Deployment	Cloud, Mobile	Cloud, Mobile
Platforms	Web, iOS, Android	Web, iOS, Android
Features Runbox 2/3 · Mailo 2/3
End-to-end encryption	✓	✓
Custom domain	✓	✓
Encrypted calendar	Not checked yet	Not checked yet
Specs
Mailbox storage	2 GB	20 GB (best)
Email aliases	100 aliases	100 aliases
Mail protocol support	Imap_smtp	Imap_smtp
Our review
Pros	Custom domains with unlimited aliases on your own domain IMAP, POP, SMTP, CalDAV and CardDAV support Filtering, encryption, two-factor authentication and import tools	20 GB mailbox storage on the Premium plan Up to 100 aliases and custom domain email addresses PGP, two-factor authentication and mail-client access
Cons	The Micro plan provides only 2 GB of email storage There is no free plan Listed plan prices require annual billing	The free plan includes advertising banners Mailo Free provides only 1 GB of mailbox storage The positioning emphasizes limited platform coverage and no integrations
Our verdict	Runbox is a Norway-based private email service for individuals, families and teams. It combines webmail with custom-domain hosting, aliases, spam and virus filtering, two-factor authentication, encrypted connections, and access through… Read the review →	Mailo is a French email and cloud service for individuals, families, organizations and professionals. It combines webmail with calendars, address books, document and photo storage, sharing tools, mobile access and synchronization through… Read the review →

Strengths and trade-offs

• Runbox — where it wins

  • Custom domains with unlimited aliases on your own domain
  • IMAP, POP, SMTP, CalDAV and CardDAV support
  • Filtering, encryption, two-factor authentication and import tools

  Where it doesn't

  • The Micro plan provides only 2 GB of email storage
  • There is no free plan
  • Listed plan prices require annual billing

• Mailo — where it wins

  • 20 GB mailbox storage on the Premium plan
  • Up to 100 aliases and custom domain email addresses
  • PGP, two-factor authentication and mail-client access

  Where it doesn't

  • The free plan includes advertising banners
  • Mailo Free provides only 1 GB of mailbox storage
  • The positioning emphasizes limited platform coverage and no integrations

• Runbox8.0/10 · 30-day trial

  A mature private email host with broad protocol support, but only 2 GB on its entry plan.

  Visit RunboxFull verdict →
• Mailo7.9/10 · Free plan

  A generous free tier with strong alias, storage and protocol support.

  Visit MailoFull verdict →