Comparison

mail.co.uk Mail vs ContactOffice Mail

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

Head to head
About

mail.co.uk Mail

Manage your emails, contacts, and calendar securely on your mobile device. Send large attachments, real postcards worldwide, and access online storage. Features include PUSH notifications, efficient search, and dark mode.

Highlights
  • Encrypted email sending and receiving
  • PUSH notifications for emails
  • Send attachments up to 100 MB
  • Manage multiple email accounts
  • Send real postcards worldwide
  • Synchronized address book and calendar
  • Online storage for files
Features
Read full description

Experience the ultimate mobile freedom and independence with mail.co.uk Mail! Use your email inbox anytime, anywhere on your mobile device. Our state-of-the-art app is available and optimised for both iPhone and iPad. Discover the outstanding features of our app: E-MAIL * Maximum security: Receive and send your emails encrypted. * Immediate notifications: PUSH function for e-mail notifications. * Large attachments: Send email attachments up to 100 MB. * Multi-account management: Manage multiple mail.co.uk email accounts effortlessly. * Efficient search: Search individual or all folders for emails. * Printing made easy: Print individual emails directly from the app. * File sharing via link: Conveniently send larger files via link. POSTCARD Personal greetings: Send real postcards worldwide directly from the app - ideal for personalised holiday greetings. ADDRESS BOOK Seamless synchronisation: Access your address book securely, create new contacts and synchronise them automatically with your webmail address book. CALENDAR Perfect organisation: Keep track of your appointments, create new ones and synchronise them automatically with your webmail calendar. ONLINE STORAGE Mobile access: Save pictures, videos, music and documents securely online, rename them and send them by e-mail or fax. SYNCHRONISATION Always up to date: Automatic synchronisation of emails, address book, calendar and online storage. DARK MODE Activate dark mode for a user interface that is easy on the eyes and better utilisation in poor lighting conditions. SHARE FUNCTION Improved handling of file attachments: Send images and files directly from other apps via mail.co.uk. SECURITY is our top priority: Your communication is in safe hands with us. All data is encrypted, regardless of whether you use a public WLAN or a private network. Our app uses the latest encryption technologies and is subject to strict German data protection laws. With our own hardware in a German high-security data centre, we guarantee maximum security. The integrated PIN protection additionally secures the app against unauthorised access, especially if you lose your mobile phone. Note: FreeMail is supported by advertising. The app's data protection information applies exclusively to FreeMail customers! Premium customers enjoy ad-free premium packages. Your opinion counts! We look forward to your feedback. Send us suggestions, questions or criticism via the contact form in the mail.co.uk Mail app or by email to support@mail.co.uk. Become part of the mail.co.uk community and experience the future of mobile communication - download now and get started!

About

ContactOffice Mail

Features
Read full description

A white-label email suite — custom-branded email, calendar, drive & contacts in one secure app. Access your organization’s branded email address, share files, sync calendars, and manage contacts securely — anytime, anywhere. Email • Get a private-label email address with your domain • Send and receive emails seamlessly • Switch between multiple mailboxes with ease • Organize your inbox with folders, labels, and swipe actions • Get real-time new email notifications • Supports access via POP, IMAP, and SMTP using third-party clients Drive / Cloud Storage • Access your private and shared documents anytime • Organize files with folders and labels • Collaborate using shared workspaces or groups • Share files publicly when needed • Compatible with WebDAV for third-party access Calendar • View private and shared calendars • Create, accept, and manage meetings • Overlay multiple calendars • Set reminders and share calendars publicly • Sync with CalDAV Contacts • Manage private and shared address books • Organize contacts using labels and comments • Search contacts and access mailing lists • Connect via CardDAV White-Label Email Solution • Get a custom-branded version of ContactOffice with your own domain name and visual identity • Customize tools, user profiles, and security policies • Single Sign-on (SSO) and other authentication systems • Use an administration console and API to manage user accounts • Tailor features and storage to your exact needs— no one-size-fits-all limitations Examples of supported private-label services: • contactoffice.com • contactoffice.fr • mail.be • email.fr • avocat.be • advocaat.be Learn more: • Website: https://contactoffice.com • Support: https://www.contactoffice.com/virtual-office/en/about/support.jsp • User Manual: https://www.contactoffice.com/virtual-office/en/support/user-manual.jsp

Screenshots

mail.co.uk Mail4 screens
ContactOffice Mail4 screens

Verdict

The call

The clearest difference is in-app purchases: ContactOffice Mail at none against mail.co.uk Mail's 4. ContactOffice Mail also leads on ads (none vs shown) and update cadence (monthly vs every 2 months). On price 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. mail.co.uk Mail sells 4 one-off in-app purchases. ContactOffice Mail asks for nothing beyond the download.

UpkeepUpdate frequency

mail.co.uk Mail ships an update every 2 months, ContactOffice Mail monthly. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

Scorecard4 real differences · 6 level
mail.co.uk Mail versus ContactOffice Mail: the parameters behind the verdict, then further details
Parametermail.co.uk MailContactOffice Mail
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews31.6% of reviews—
Number of ratings1 — better—
Update frequencyEvery 2 monthsMonthly — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.613.4 — better
Further details — not scored
Size22 MB34 MB
Age rating4+4+
Developermail.de GmbHContactoffice Group

In-app purchases

4 purchases

mail.co.uk Mail

One-time4
  • PlusMail$12.99
  • PlusMail$29.99
  • ProMail$49.99
Show 1 more
  • PowerMail$79.99
None

ContactOffice Mail

No in-app purchases

Questions

Is mail.co.uk Mail free?
mail.co.uk Mail is free to download, with in-app purchases available.
Is ContactOffice Mail free?
ContactOffice Mail is free to download, with no in-app purchases.
Do mail.co.uk Mail or ContactOffice Mail have ads?
mail.co.uk Mail shows ads; ContactOffice Mail does not.
Which is updated more often, mail.co.uk Mail or ContactOffice Mail?
mail.co.uk Mail ships an update every 2 months, and ContactOffice Mail monthly. Most recently, mail.co.uk Mail was updated on November 6, 2026 and ContactOffice Mail on November 7, 2026.

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