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Head-to-head · Secure Email Providers

mailbox vs Mailo

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score mailbox #6 in Secure Email Providers 8.2/10 30-day trial Free trial✓ 2 of 3 features Visit mailbox
Mailo #8 in Secure Email Providers 7.9/10 Free plan Free plan✓ 2 of 3 features Visit Mailo

mailbox leads on 0 checks, Mailo on 3, and 2 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoremailbox · 8.2/10
  • Free planonly Mailo
  • Free trialonly mailbox

mailbox scores higher on our rubric for secure email providers: 8.2 against 7.9 out of 10; our editors rank them #6 and #8.

Mailo offers free plan; mailbox doesn't. Mailo leads on mailbox storage: 20 GB versus 2 GB. Mailo leads on email aliases: 100 aliases versus 3 aliases.

mailbox is the better fit for low-cost secure hosting with client flexibility. Mailo is the better fit for high-storage freemium email users.

  • mailbox fits best

    Low-cost secure hosting with client flexibility

  • Mailo fits best

    High-storage freemium email users

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature mailbox 8.2/10 Visit ↗ Mailo 7.9/10 Visit ↗
At a glance
Editor score 8.2 7.9
Ranking #6 in Secure Email Providers #8 in Secure Email Providers
Best for Low-cost secure hosting with client flexibility High-storage freemium email users
Pricing model Paid Free plan + paid
Starting price €1/mo €1.50/user/mo
Free plan — ✓ (best)
Free trial 30 days —
Deployment Cloud, Desktop, Mobile Cloud, Mobile
Platforms Web, Windows, macOS, Linux, iOS, Android Web, iOS, Android
Features mailbox 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 3 aliases 100 aliases (best)
Mail protocol support Imap_smtp Imap_smtp
Our review
Pros
  • Optional PGP and S/MIME encryption with spam and virus protection
  • IMAP, POP3, SMTP, CalDAV and CardDAV support
  • Six-platform coverage with custom domains on paid tiers
  • 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
  • No free plan is available
  • Light has 2 GB storage and three @mailbox.org aliases
  • Annual Light billing requires a €12 minimum deposit
  • 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

mailbox is a Germany-hosted email and collaboration service for private individuals, families, businesses, and public-sector organizations. It combines webmail with PGP and S/MIME encryption, spam and malware filtering, aliases, calendars,…

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 →
  1. mailboxSecure Email Providers 8.230-day trial
  2. MailoSecure Email Providers 7.9Free plan

Strengths and trade-offs

  • mailbox — where it wins

    • Optional PGP and S/MIME encryption with spam and virus protection
    • IMAP, POP3, SMTP, CalDAV and CardDAV support
    • Six-platform coverage with custom domains on paid tiers

    Where it doesn't

    • No free plan is available
    • Light has 2 GB storage and three @mailbox.org aliases
    • Annual Light billing requires a €12 minimum deposit
  • 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

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update