Thunderbird: Free Your Inbox
7.6 503
v15.0 by Mozilla Thunderbird
About Thunderbird
Thunderbird (Package Name: net.thunderbird.android) is developed by Mozilla Thunderbird and the latest version of Thunderbird: Free Your Inbox 15.0 was updated on January 12, 2026. Thunderbird: Free Your Inbox is in the category of Communication. You can check all apps from the developer of Thunderbird: Free Your Inbox. Currently this app is for free. This app can be downloaded on Android 5.0+ on APKFab or Google Play. All APK/XAPK files on APKFab.com are original and 100% safe with fast download.
Thunderbird is a powerful, privacy-focused email app. Effortlessly manage multiple email accounts from one app, with a Unified Inbox option for maximum productivity. Built on open-source technology and supported by a dedicated team of developers alongside a global community of volunteers, Thunderbird never treats your private data as a product. Supported solely by financial contributions from our users, so you never have to see ads mixed in with your emails again.
What you can do
Compatibility
Why use Thunderbird
Open Source and Community
What you can do
- Ditch multiple apps and webmail. Use one app, with an optional Unified Inbox, to power through your day.
- Enjoy a privacy-friendly email client that never collects or sells your personal data. We directly connect you to your email provider. That’s it!
- Take your privacy to the next level by using OpenPGP email encryption (PGP/MIME) with the “OpenKeychain” app, to encrypt and decrypt your messages.
- Choose to sync your email instantly, at set intervals, or on-demand. However you want to check your email, it’s up to you!
- Find your important messages using both local and server-side search.
Compatibility
- Thunderbird works with IMAP and POP3 protocols, supporting a wide range of email providers, including Gmail, Outlook, Yahoo Mail, iCloud, and more.
Why use Thunderbird
- The trusted name in email for over 20 years - now on Android.
- Thunderbird is fully funded by voluntary contributions from our users. We don’t mine your personal data. You are never the product.
- Made by a team that is as efficiency-minded as you are. We want you to spend minimal time using the app while getting maximum in return.
- With contributors from all over the world, Thunderbird for Android has been translated into more than 20 languages.
- Supported by MZLA Technologies Corporation, a wholly owned subsidiary of the Mozilla Foundation.
Open Source and Community
- Thunderbird is free and open source, which means its code is available to see, modify, use and share freely. Its license also ensures that it will be free forever. You can think of Thunderbird as a gift from thousands of contributors to you.
- We develop in the open with regular, transparent updates on our blog and mailing lists.
- Our user support is powered by our global community. Find the answers you need, or step into the role of a contributor - whether it’s answering questions, translating the app, or telling your friends and family about Thunderbird.
Thunderbird 15.0 Update
Thunderbird for Android version 15.0, based on K-9 Mail. Changes include:- Default sync interval changed to 15 minutes
- Use application icon in push notification messages
- 'Colorize contact pictures' default changed unexpectedly from true to false
- Displaying IMAP password in did not prompt for authentication
- Sync debug logger did not write any logs
Read More
Thunderbird Features
Previous Versions
More
Variant
Arch
Version
DPI
18
January 12, 2026
Thunderbird: Free Your Inbox
15.0
(18)
Requires Android: Android 5.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: 40955215bbe4037cc815efede0e3ec76368f8488
Base APK: net.thunderbird.android.apk
Split APKs: config.arm64_v8a, config.xxxhdpi
Size: 13.64 MB
What's New:
Thunderbird for Android version 15.0, based on K-9 Mail. Changes include:
- Default sync interval changed to 15 minutes
- Use application icon in push notification messages
- 'Colorize contact pictures' default changed unexpectedly from true to false
- Displaying IMAP password in did not prompt for authentication
- Sync debug logger did not write any logs
- Default sync interval changed to 15 minutes
- Use application icon in push notification messages
- 'Colorize contact pictures' default changed unexpectedly from true to false
- Displaying IMAP password in did not prompt for authentication
- Sync debug logger did not write any logs
arm64-v8a
Android 5.0+
160-640dpi
18
January 12, 2026
Thunderbird: Free Your Inbox
15.0
(18)
Requires Android: Android 5.0+
Architecture: armeabi-v7a
Screen DPI: 160-640dpi
SHA1: b887f9a329cd5a7e273554364be9da11c5700606
Base APK: net.thunderbird.android.apk
Split APKs: config.armeabi_v7a, config.tvdpi
Size: 13.72 MB
What's New:
Thunderbird for Android version 15.0, based on K-9 Mail. Changes include:
- Default sync interval changed to 15 minutes
- Use application icon in push notification messages
- 'Colorize contact pictures' default changed unexpectedly from true to false
- Displaying IMAP password in did not prompt for authentication
- Sync debug logger did not write any logs
- Default sync interval changed to 15 minutes
- Use application icon in push notification messages
- 'Colorize contact pictures' default changed unexpectedly from true to false
- Displaying IMAP password in did not prompt for authentication
- Sync debug logger did not write any logs
armeabi-v7a
Android 5.0+
160-640dpi
18
January 12, 2026
Thunderbird: Free Your Inbox
15.0
(18)
Requires Android: Android 5.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: 2acb8449337ec7d1273b4b5a1f061dd7cdc55a5d
Base APK: net.thunderbird.android.apk
Split APKs: config.arm64_v8a, config.xhdpi
Size: 13.69 MB
What's New:
Thunderbird for Android version 15.0, based on K-9 Mail. Changes include:
- Default sync interval changed to 15 minutes
- Use application icon in push notification messages
- 'Colorize contact pictures' default changed unexpectedly from true to false
- Displaying IMAP password in did not prompt for authentication
- Sync debug logger did not write any logs
- Default sync interval changed to 15 minutes
- Use application icon in push notification messages
- 'Colorize contact pictures' default changed unexpectedly from true to false
- Displaying IMAP password in did not prompt for authentication
- Sync debug logger did not write any logs
arm64-v8a
Android 5.0+
160-640dpi
Requires Android: Android 5.0+
Architecture: arm64-v8a, armeabi-v7a, x86, x86_64
Screen DPI: 120-640dpi
SHA1: ea716b4bcf9665eefadbb9634fb2376ebed6f81f
Size: 12.32 MB
What's New:
Thunderbird for Android version 14.0, based on K-9 Mail. Changes include:
- 'Auto-fit messages' setting did not persist
- Edge-to-edge move/copy regressed with 3-button nav
- Swiping message left/right could abort prematurely
- Outlook SMTP failed authentication for some accounts
- Gmail folder prefixes appeared after refreshing folder list
- Quiet time preferences were ignored
- Thunderbird could crash after deleting an account
- 'Auto-fit messages' setting did not persist
- Edge-to-edge move/copy regressed with 3-button nav
- Swiping message left/right could abort prematurely
- Outlook SMTP failed authentication for some accounts
- Gmail folder prefixes appeared after refreshing folder list
- Quiet time preferences were ignored
- Thunderbird could crash after deleting an account
Requires Android: Android 5.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: 6f8121a69faf949b2620fafc28b06a8e08d06cd8
Size: 13 MB
What's New:
Thunderbird for Android version 14.0, based on K-9 Mail. Changes include:
- 'Auto-fit messages' setting did not persist
- Edge-to-edge move/copy regressed with 3-button nav
- Swiping message left/right could abort prematurely
- Outlook SMTP failed authentication for some accounts
- Gmail folder prefixes appeared after refreshing folder list
- Quiet time preferences were ignored
- Thunderbird could crash after deleting an account
- 'Auto-fit messages' setting did not persist
- Edge-to-edge move/copy regressed with 3-button nav
- Swiping message left/right could abort prematurely
- Outlook SMTP failed authentication for some accounts
- Gmail folder prefixes appeared after refreshing folder list
- Quiet time preferences were ignored
- Thunderbird could crash after deleting an account
Requires Android: Android 5.0+
Architecture: arm64-v8a, armeabi-v7a, x86, x86_64
Screen DPI: 120-640dpi
SHA1: 1920fc21e0faabff3a44bef18f310a63b180887a
Size: 11.75 MB
What's New:
Thunderbird for Android version 13.0, based on K-9 Mail. Changes include:
- Sync logging limited to 24 hours
- Client certificate not displayed in SMTP settings
- "Enable debug logging" did not provide verbose logging
- Scrolling short email could trigger left/right swipe
- Landscape scrolling only worked in center of some screens
- IMAP folder operations broken with prefixes
- HTML/table rendering display broken
- Application crashed opening placeholder folder
- Sync logging limited to 24 hours
- Client certificate not displayed in SMTP settings
- "Enable debug logging" did not provide verbose logging
- Scrolling short email could trigger left/right swipe
- Landscape scrolling only worked in center of some screens
- IMAP folder operations broken with prefixes
- HTML/table rendering display broken
- Application crashed opening placeholder folder
More Information
Package Name:
Category:
Update Date:
2026-01-12
Latest Version:
15.0
Need Update:
Available on:
Requirements:
Android 5.0+
Report:
Safe to Download
APKFab.com and the download link of this app are 100% safe. All download links of apps listed on APKFab.com are from Google Play Store or submitted by users. For the app from Google Play Store, APKFab.com won't modify it in any way. For the app submitted by users, APKFab.com will verify its APK signature safety before release it on our website.