Sterna Mail APK Download v1.6.4 (Latest Version) for Android
⬇ Download APK v1.6.4If you’re looking for a reliable and secure way to manage your email, the Sterna Mail APK may be the solution for you. Designed as a private email client, it operates without traditional tracking or ads, making it an appealing choice for privacy-conscious users.

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About Sterna Mail APK
Sterna Mail is a free email client for Android that prioritizes user privacy by eliminating ads, tracking, and reliance on Google services. It supports both JMAP and IMAP/SMTP protocols, allowing users to seamlessly manage multiple email accounts. Whether for personal or professional communication, this app offers a streamlined experience tailored to modern email needs.
The app makes it easy for users to set up their email accounts using just their email addresses or a manual input method. Its design features a unified inbox, combining emails from different accounts in a single view, enhancing efficiency, especially for those managing various identities. Sterna Mail is also user-friendly, providing intuitive navigation and options.
With a strong focus on security, Sterna Mail integrates OpenPGP encryption, enabling users to protect sensitive communications. The app blocks remote images and tracking pixels by default, reinforcing user privacy while reading emails. It also allows for a customizable user experience, including multiple identities, undo send, and scheduled send features.
Key Features of Sterna Mail APK
- Users have the ability to manage several email accounts concurrently, utilizing a unified inbox that remains accessible even without an internet connection.
- It supports conversations and includes a 'search as you type' feature, making it easier to find specific emails quickly without excessive scrolling.
- The writing experience is enhanced with the option to create multiple identities, each equipped with a distinct signature, allowing for personalized email communications.
- Users can utilize OpenPGP encryption with external apps like OpenKeychain, helping to ensure privacy when sending and receiving sensitive information.
- Sterna Mail blocks remote images and tracking pixels, which protects user data by reducing the chance of unwanted tracking while reading emails.
- Notifications arrive without the need for Google services, utilizing JMAP, IMAP IDLE, or UnifiedPush to ensure users remain informed of new messages.
Sterna Mail APK Information
| App Name | Sterna Mail |
| Package | app.sterna |
| Version | 1.6.4 |
| Size | 7 MB |
| Requires | Android 8.0 and up |
| Category | |
| Developer | emon |
| License | GPL-3.0-or-later |
| Source | F-Droid |
| Last Updated | October 29, 2026 |
Download Sterna Mail APK v1.6.4
How to Install Sterna Mail APK on Android
- Download the Sterna Mail APK from a trusted source like F-Droid.
- Make sure to enable installations from unknown sources in your Android settings.
- Locate the downloaded APK file and tap on it to begin the installation process.
- Once installed, open the app and set up your email accounts to begin using Sterna Mail.
Pros and Cons
Pros
- Focuses on user privacy with no tracking or reliance on Google services.
- Supports both JMAP and IMAP protocols, offering compatibility with various email providers.
- Features a user-friendly interface that allows for easy management of multiple accounts.
Limitations
- Users may need to sideload the app since it relies on alternative distribution platforms.
- Limited details on some advanced features may require further exploration or external resources.
Who Is This App For?
Sterna Mail is suitable for privacy-conscious individuals seeking a reliable email management solution. It appeals especially to users who manage multiple email identities and prefer an ad-free, secure communication platform.
Looking for similar apps? Browse more Email apps or see all Android apps on APK2GO.
Frequently Asked Questions
What does Sterna Mail do?
Sterna Mail is a private email client that enables users to manage their emails securely using JMAP and IMAP protocols. It focuses on privacy and does not incorporate ads or tracking.
Is Sterna Mail free to use?
Yes, Sterna Mail is completely free to use. It is open-source software, allowing users to download and use the app without any fees.
Is Sterna Mail safe?
The app prioritizes user privacy by blocking tracking and remote images by default. Security is further enhanced through options like OpenPGP encryption for sensitive communications.
Where can I download Sterna Mail?
You can download Sterna Mail from trusted platforms such as F-Droid or through the official repository linked on the developer’s project page.
How can I set up notifications for new emails?
You can receive push notifications for new emails without Google services, utilizing protocols like JMAP or IMAP IDLE, ensuring timely updates from your email accounts.
Official page: Sterna Mail official website / source