ISEC7 MAIL vs Emma Email
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ISEC7 MAIL
Securely access and manage Microsoft Exchange and Office 365 email, contacts, and calendars from your mobile device. Offers features like mailbox delegation, public folder integration, and S/MIME encryption for sensitive information.
- Secure access to Exchange/Office 365
- Contact, calendar, task, and note management
- Mailbox delegation
- Public folder integration
- Certificate-based authentication
- S/MIME encrypted and signed emails
Read full descriptionHide full description
ISEC7 MAIL enables access to Microsoft Exchange and Office 365 environments with secure Personal Information Management (PIM) data such as contacts, calendar, tasks, and notes. ISEC7 MAIL also allows for mailbox delegation capabilities and public folder integration. ISEC7 MAIL operates with modern and certificate-based authentication (CBA) and allows users to securely send, receive, and enforce encrypted and signed emails (S/MIME). As the top priorities of ISEC7 MAIL are security, classification, and authentication, it is an ideal tool for managing classified or sensitive information, organizational or group mailboxes, and supporting executive leadership and their staff. Easiliy manage inboxes from your mobile device Easily managed from a mobile device, ISEC7 MAIL enables mobile access to Microsoft Exchange accounts with the ability to delegate access for approved staff. Delegation gives authorized users read and write access to email, calendar, public folders and more. No complex technical skills are required, simply add delegates from the Outlook client. With access to a delegated account, the user can book or change calendar appointments with ISEC7 Mail's Smart Scheduler, monitor and respond to emails, and access content in the public folders–directly from any mobile device. KEY BENEFITS • Easily access and delegate access to email, calendar, contacts, public folders, and more • Ability to use functional & shared mailboxes and multiple email domains • Utilize helpful classification tool ISEC7 CLASSIFY and automation of deployment • Share your business card with a touch of a button • Improve productivity and response time with significant impact on customer satisfaction • Maintain security of sensitive information and comply with security policies • Build greater team collaboration and transparency of knowledge share ISEC7 MAIL is free to download and use with limited features. Upgrading to Premium removes the restrictions of the free version mentioned below and is available through an auto-renewing subscription. A yearly subscription is available for $32.99. Free version: • Only one master account • Only one delegate access • Only 3 default folders for the master account (inbox, contacts, calendar) • Only 3 default folders for the delegate access (inbox, contacts, calendar) • No access to public folders • No action possible, such as create/forward/delete e-mails; create/delete appointments and contacts • Only the last 10 emails are displayed • In the calendar, only the current week is available Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. No cancellation of the current subscription is allowed during active subscription period. Technical Requirements • Microsoft Exchange Server 2007 SP1 or higher, 2010, 2013 or 2016 • Microsoft Office 365 • Microsoft Exchange WebService must be activated and available to connect to Privacy policy available at: https://apps.isec7.com/privacy/https://apps.isec7.com/privacy/ISEC7_DataPrivacyPolicy_ISEC7_MAIL.pdf End User License Agreement available at: https://apps.isec7.com/eula/ISEC7_EULA.pdf
Emma Email
A minimalist email client focused on speed and simplicity to help users achieve inbox zero. It offers a clean interface and thoughtful defaults to reduce clutter and boost productivity. Currently supports multiple Gmail accounts on iPhone.
- Minimalist design
- Inbox zero focus
- Fast and speed-optimized
- Reduces clutter
- Supports multiple Gmail accounts
- Clean interface
Read full descriptionHide full description
Emma is a Newton-inspired email client for iPhones. Your inbox has a bottom. Fewer features and less spam get you there. WORKS WITH GMAIL AND OUTLOOK (ICLOUD COMING) As many accounts as you need. ONE-TAP UNSUBSCRIBE Tap once and tomorrow's inbox is lighter. READ RECEIPTS Know when your emails are read. TEXTED 2FA CODES Emailed two-factor codes are sent to you via text message for easy prefill. SET ASIDE Emma has a single non-inbox folder for emails that aren't actionable today. TRUE DARK MODE Dark themed app, dark themed emails. PRIVACY Emma does not persist your emails. Full stop. NOT INCLUDED AI, calendar, chat, snooze, templates. Emma is devoted to the closure found at the bottom of your inbox. She never sends you email. Not even a welcome email.
Screenshots
Verdict
The clearest difference is review sentiment: Emma Email at 71% against ISEC7 MAIL's 0%. Emma Email also leads on in-app purchases (none vs 1) and update cadence (weekly vs monthly). On price, ads, device support and iOS requirement 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
Both are free to download. ISEC7 MAIL sells 1 in-app purchase, starting at $32.99 per year. Emma Email asks for nothing beyond the download.
ISEC7 MAIL ships an update monthly, Emma Email weekly. Both last shipped on October 5, 2026.
| Parameter | ISEC7 MAIL | Emma Email |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.6 (11 ratings) — better |
| Positive reviews | 0.0% of reviews | 71.4% of reviews — better |
| Number of ratings | — | 11 — better |
| Update frequency | Monthly | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | Free — better |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 74 MB | 56 MB |
| Age rating | 4+ | 4+ |
| Developer | ISEC7 Group | Castle Labs LLC |
Customer experience
ISEC7 MAIL
Emma Email
In-app purchases
ISEC7 MAIL
- Premium Subscription$32.991 Year
Emma Email
No in-app purchases








