Thunderbird: Free Your Inbox

🇺🇸 United States
Mozilla Thunderbird  | 
24
ASO score
Text
33/100
Reviews
0/100
Graphic
40/100
Other
0/100
rating
App Rating
4
rating
Votes
529.1K
rating
App Age
1 year 2m
rating
Last Update
Nov 18, 2025
rating
iAP
$5.5 - 200

Compare with Category Top Apps

Metrics
Current App
Category Top Average
Difference
Installs
1.2M
494.9M
-100%
Rating
3.97
4.14
-4%
Number of Ratings (Voted)
527.6K
498.5M
-100%
App Age
1y 1m
9y 6m
-88%
In-app Purchases Price
$103
$98
+4 %
Update Frequency
79d
185d
-57%
Title Length
28
25
+12%
Short Description Length
61
65
-6%
Description Length
2 598
2 600
0%
Number of Screenshots
56
994
-94 %
Has Video?
No
0% has videos
Size
0MB
0MB

Category Ranking in United States

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Top Dec 05, 2025 Dec 12, 2025
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Top Dec 05, 2025 Dec 12, 2025
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Downloads

Downloads Graph
Downloads icon
Total
1.2M
Last month icon
Last month
91.3K

Text ASO

Title (
Characters: 28 of 50
)
Thunderbird: Free Your Inbox
Short Description (
Characters: 61 of 80
)
Thunderbird is a 100% open source, privacy focused email app.
Description (
Characters: 2598 of 4000
)
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
  • 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.
}
Read more

Visual ASO

Screenshots

Rating & Reviews

Reviews Overview
🧐 Coming Soon…
Rating
4
529 100 voters

Some Latest Reviews

Aaron Schroeter
05 Dec, 2025
1
doesn't send push notifications for emails. enabling the push option for the inbox does not work and just disables itself every single time you close the options.
Kamila
05 Dec, 2025
3
Опять сбор данных... Отсутствует общая учётная запись для всех почтовых аккаунтов. А переходить по очереди, чтобы прочитать почту из разный аккаунтов неудобно. Нет пароля на открытие программы!
Irídio
05 Dec, 2025
1
nunca perdi tanto tempo em um APP quanto esse. nem hotmail da para por.
U. K.
05 Dec, 2025
5
Nicht schlecht, außerdem Open Source und solide. Feinschliff und intuitive Bedienbarkeit ist natürlich immer möglich.
A. Roepke
04 Dec, 2025
4
Schade, seitdem letzten Update kann ich keine Mails mehr versenden, von allen Konten kommt immer die gleiche Fehlermeldung.. UPDATE: ohne zutun meinerseits Funktioniert der Mailversand wieder SMTP Server sind wieder erreichbar
Hellcat
04 Dec, 2025
2
フィルタ機能を付けてほしいです。迷惑メールに困っています 迷惑メール指定の設定項目があるのに操作が出来ないです。
General Fail
04 Dec, 2025
1
Betrifft die Desktop App. Katastrophe. Mails verschwinden im Posteingang einfach spurlos. Alles versucht, nix hat geholfen. Nie wieder
Grzegorz Okraska
04 Dec, 2025
1
Najgorszy program do poczty. Od jakiegoś czasu strasznie wolno chodzi, długo wczytuje i przy zaznaczeniu wszystkich maili często się wyłącza. Dno. Kiedyś chodził dobrze to trzeba było go popsuć. Nie polecam. Szkoda że betterbird nie ma jeszcze klienta na androida.
Pascal M.
04 Dec, 2025
2
War super bis zum neusten Update. Jetzt wurde endlich die Möglichkeit geschaffen den Hintergrund von ungelesen Mails andersfarbig darzustellen. Könnte wieder 5 Sterne geben. Aber leider ist die Bedienung wenn man mehrere Konten hat nun viel umständlicher. Ich muss viel öfter klicken um zwischen den Konten zu wechseln und die Mails zu lesen 😒 wer denkt sich so etwas aus bei euch? Hoffe das wird wieder verbessert, dann gibt es 5 Sterne

Other

Additional Information
Rating:
3.96
Voted: 529.1K
Google Play Link:
Website:
Email: -
Privacy Policy:
Categories: Communication
Size: -
iAP: 5.5 - 200 $
Installs: 1.21M
App Age: 1 year 2 months
Release Date: Oct 28, 2024
Last Update: Nov 18, 2025
Version: 14.0
Version history
14.0
Nov 18, 2025
Thunderbird for Android version 14.0, based on K-9 Mail. Changes include:<br>- &#39;Auto-fit messages&#39; setting did not persist<br>- Edge-to-edge move/copy regressed with 3-button nav<br>- Swiping message left/right could abort prematurely<br>- Outlook SMTP failed authentication for some accounts<br>- Gmail folder prefixes appeared after refreshing folder list<br>- Quiet time preferences were ignored<br>- Thunderbird could crash after deleting an account
13.0
Oct 20, 2025
Thunderbird for Android version 13.0, based on K-9 Mail. Changes include:<br>- Sync logging limited to 24 hours<br>- Client certificate not displayed in SMTP settings<br>- &quot;Enable debug logging&quot; did not provide verbose logging<br>- Scrolling short email could trigger left/right swipe<br>- Landscape scrolling only worked in center of some screens<br>- IMAP folder operations broken with prefixes<br>- HTML/table rendering display broken<br>- Application crashed opening placeholder folder

More by Mozilla Thunderbird

Version history