# StealthMail — Ultimate email security

> Securely preview encrypted emails with end-to-end encryption for enterprise users. (iPhone/iPad app by STEALTHMAIL LTD.)

- Source: https://appshunter.io/ios/app/stealthmail/id1444298329 (this page in markdown: same URL + `.md`)
- Developer: [STEALTHMAIL LTD](https://appshunter.io/developer/1444298328)
- Category: Business, Productivity
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 12.0 · 27 MB
- Languages: American English, Russian, Ukrainian
- Released: 2018-12-03
- Data updated: 2026-06-24
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/stealthmail/id1444298329/reviews.md

## What is StealthMail?

This application is only applicable for StealthMail Enterprise solution. StealthMail solution should be integrated on the company side (on-premises or in the cloud).
StealthMail Mobile Viewer allows previewing secure, encrypted StealthMail emails. Only one click on the Stealth-link in your default email client is required to preview the secure email.

StealthMail makes your emails secure and invisible to email relays, hackers, or public Internet threats. It uses email only to send Stealth-links that do not contain any user information whatsoever. Only through the Stealth-links can an authorized user access encrypted email content and attachments.

This approach to protecting emails makes the gaping vulnerabilities of SMTP and SSL/TLS a complete non-issue.

StealthMail provides true end-to-end encryption, where security keys are generated and stored on the user's side.


Major StealthMail Features
INVISIBLE EMAIL - Mail servers are only used to send Stealth-links. Email content and files are not exposed to Public Internet.

EMAIL ENCRYPTION - Email is only used to transfer a Stealth-link. The actual content is sent via secure channels in an encrypted state.

SECURE EMAIL CHANNEL - Protect yourself and clients from phishing (whaling, spear, clone, etc. ) and Business Email Compromise Attacks.

EMAIL CERTIFICATE -Senders, recipients, and their devices are identified and authorized making spear phishing impossible.

ENCRYPTION KEYS - Encryption keys are stored in your company’s secure perimeter.

END-USER DEVICE ENCRYPTION - End-to-end encryption is performed on the end user's device.

## Key features

- Preview secure, encrypted emails
- Invisible email transmission
- True end-to-end encryption
- Protection against phishing attacks
- Encrypted email content and attachments
- Secure channel for email content


## Frequently asked questions about StealthMail

### What is StealthMail?

StealthMail is an enterprise solution that makes emails secure and invisible to email relays, hackers, or public Internet threats. It uses email only to send Stealth-links that do not contain any user information whatsoever, ensuring true end-to-end encryption.

### How does StealthMail protect against phishing?

StealthMail identifies and authorizes senders, recipients, and their devices, making spear phishing impossible. It provides a secure email channel to protect users and clients from various phishing and Business Email Compromise attacks.

### Where are StealthMail encryption keys stored?

Encryption keys for StealthMail are generated and stored on the user's side, within your company’s secure perimeter. This ensures that sensitive keys are not exposed to public networks.

### Is StealthMail available on Android devices?

Based on the provided data, StealthMail is currently supported on iPhone and iPod devices. Information regarding Android compatibility is not available.

### How often is StealthMail updated?

The latest version of StealthMail was released on April 11, 2023. While specific update frequency is not detailed, this indicates ongoing development and maintenance.

### Can I use StealthMail without the StealthMail Enterprise solution?

No, this application is only applicable for the StealthMail Enterprise solution. The StealthMail solution must be integrated on the company side, either on-premises or in the cloud, for the mobile viewer to function.

### Does StealthMail have ads?

No, StealthMail does not contain advertisements. The app is free to use and does not display any ads to its users.

### What is the age rating for StealthMail?

StealthMail has an age rating of 4+. This indicates it is suitable for users of all ages, with no mature content restrictions.

## Version history (last 5 releases)

### 1.5.3 — 2023-04-11

- Multi account support
- UI improvements and bug fixes

### 1.5.1 — 2022-02-10

- Protocol changes, bug fixes and UI improvements

### 1.5.0 — 2021-05-12

- Improved reliability
- Added StealthMail accounts auto-search
- Bug fixes

### 1.4.104 — 2020-11-21

- Bugfixes
- Performance improvements

### 1.4.103 — 2020-08-04

- The button [Show email content] will appear on email preview only if secure connection dropped.
- User now may paste phone numbers of external users from an address book or other sources.
- Improved a phone number verification process.
- Fixed bugs.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-24.*