Comparison

SekurMail vs Atlos

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SekurMail

A secure and private email service hosted in Switzerland, offering end-to-end encryption and features like password-protected emails with read limits and expiration dates. It allows for large file attachments and secure calendar invites.

Highlights
  • End-to-end encrypted email
  • Password-protected SekurSend emails
  • Email read limits and expiration
  • Up to 5 GB attachments
  • Secure calendar invites
  • Email view monitoring
Features
Read full description

SekurMail combines Swiss privacy and security with its end-to-end proprietary secure email service hosted only in Switzerland and without any data mining. With SekurMail you can: • Send and receive private and secure emails using our proprietary features and technology • Send emails with SekurSend to Sekur and non-Sekur users worldwide with password protection, maximum number of reads, and expiration date on all emails. • Attach up to 5 GB using the SekurSend feature. • Monitor your email views at all times when you send emails to other Sekur users • Create calendar invites and send them securely • Receive new email notifications • Optimized for both iPhone and iPad

About

Atlos

Read full description

Atlos is the iOS companion app for your Atlos eMail account. Read, write, search, and organize your email from your iPhone. Features - Inbox with unread counts, swipe to archive, swipe to delete, and star - Compose with To, CC, BCC, subject, and body - Send from any of your aliases or sender identities - Per-message send tracking — see when recipients open your email and click the links inside - Full-text search across your mailbox - Folder navigation: Inbox, Archive, Trash, and your custom folders - Push notifications for new mail - Light, Dark, and system theme - Sign out and in-app account deletion Privacy Atlos does not display ads or share your data with advertisers. We collect only what is needed to deliver your email service. Read the iOS-specific privacy policy at https://atlos.email/app-privacy. Support Visit https://atlos.email/help or email support@atlos.email.

Screenshots

SekurMail4 screens
Atlos4 screens

Verdict

The call

The clearest difference is update cadence: Atlos at every 3 days against SekurMail's fortnightly. Atlos also leads on iOS requirement (15.1 vs 26.5). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

SekurMail ships an update fortnightly, Atlos every 3 days. The most recent releases landed on October 11, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 8 level
SekurMail versus Atlos: the parameters behind the verdict, then further details
ParameterSekurMailAtlos
PriceFreeFree
Rating3.0 (19 ratings) — better—
Positive reviews21.4% of reviews—
Number of ratings19 — better—
Update frequencyFortnightlyEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPod
Requires iOS26.515.1 — better
Further details — not scored
Size2 MB37 MB
Age rating4+4+
DeveloperGlobeX Data S.A.NN Software ApS

In-app purchases

None

SekurMail

No in-app purchases

None

Atlos

No in-app purchases

Questions

Is SekurMail free?
SekurMail is free to download, with no in-app purchases.
Is Atlos free?
Atlos is free to download, with no in-app purchases.
Do SekurMail or Atlos have ads?
Neither SekurMail nor Atlos shows ads.
Which is updated more often, SekurMail or Atlos?
SekurMail ships an update fortnightly, and Atlos every 3 days. Most recently, SekurMail was updated on October 11, 2026 and Atlos on October 28, 2026.

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