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K-9 Mail VS Thunderbird

Compare K-9 Mail VS Thunderbird and see what are their differences

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K-9 Mail logo K-9 Mail

K-9 is an opensource email client making it easy to chew through large volumes of email.

Thunderbird logo Thunderbird

Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!
  • K-9 Mail Landing page
    Landing page //
    2023-07-23
  • Thunderbird Landing page
    Landing page //
    2021-10-16

K-9 Mail

Categories
  • Email
  • Email Clients
  • Calendar
  • Enterprise Communication
Website github.com
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Thunderbird

Categories
  • Email
  • Email Clients
  • Calendar
  • Enterprise Communication
Website thunderbird.net
Edit details

K-9 Mail videos

+ Add

K-9 Mail Review

More videos:

  • Review - K-9 Mail App Review
  • Review - K-9 Mail - Eine freie Mail-App für Android

Thunderbird videos

+ Add

Thunderbird Review Holiday World Launched Wing Coaster

More videos:

  • Review - Here's Why the 2002 Ford Thunderbird Was a Retro Failure
  • Review - MotorWeek | Retro Review: 1989 Ford Thunderbird SC (Update)

Category Popularity

0-100% (relative to K-9 Mail and Thunderbird)

K-9 Mail

Thunderbird

Email
19 19%
Email
81% 81
Email Clients
20 20%
Email Clients
80% 80
Calendar
21 21%
Calendar
79% 79
Enterprise Communication
19 19%
Enterprise Communication
81% 81

User comments

Share your experience with using K-9 Mail and Thunderbird. For example, how are they different and which one is better?
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Reviews

These are some of the external sources and on-site user reviews we've used to compare K-9 Mail and Thunderbird

K-9 Mail Reviews

We have no reviews of K-9 Mail yet.
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Thunderbird Reviews

10 Best Alternatives to Microsoft Outlook to Try in 2023
Mozilla Thunderbird is an open-source email client developed by the Mozilla community. For people who like having their email offline, a range of customization options, robust data protection and privacy features, and a browser-like tab-based navigation, Thunderbird can be an excellent Outlook alternative to consider.
Source: mysignature.io
11 Top Outlook Alternatives to Try
Thunderbird’s interface takes a hint from Mozilla Firefox and other popular browsers and lets you open multiple emails in separate tabs. There are a lot of options to customize the look and feel of your inbox, as well as add-ons to add functionality.
Source: kinsta.com
10 BEST Outlook Alternatives in 2023
Thunderbird is an open-source, cross-platform email suite. It is one of the best Mac mail applications that provides easy to use wizard for setting account. This software helps you to personalize the email the way you like.
Source: www.guru99.com
10 Alternatives to Thunderbird Reddit – Ease Your Email Life!
FAQs On Thunderbird Alternative Email Thunderbird is so slow, why? As a result, Thunderbird is slower when MSF files, which store emails’ indexes, get corrupted. You can test this by opening Thunderbird in Safe Mode in Windows 10 to see if the problem is with third-party applications. Can Thunderbird email be used on Windows 10? Microsoft Windows 10 and Mozilla Thunderbird...
Source: droidpile.com
Best Alternatives to Thunderbird
Mozilla Thunderbird is an open-source email client and is loaded with rich features. But they are not as promising as the need of current digital users. The existing users need more incredible features that would enhance their emailing experience and help them maintain their calendar, tasks, etc. with a less complex interface. In this post, we have mentioned some email...
Source: www.stellarinfo.com

Social recommendations and mentions

Based on our record, K-9 Mail seems to be more popular. It has been mentiond 4 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

K-9 Mail mentions (4)

  • For the past 3 months in my spare time I was developing this list with Awesome Android Alternatives! Please check this out, you might find something useful, or maybe you can help me make it even better. Have an awesome day!
    Yes, of course you can. I am aware of this app but I have not yet fully tested it. I know about K-9 Mail too. Also not tested. Source: almost 2 years ago
  • For the past 3 months in my spare time I was developing this list with Awesome Android Alternatives! Please check this out, you might find something useful, or maybe you can help me make it even better. Have an awesome day!
    I agree because I need to test it. I am aware of K-9 Mail and FairMail though. Source: almost 2 years ago
  • Email send error javax.crypto.BadPaddingException: pad block corrupted
    I've rebooted quite a few times. Updated the app too. I don't use a VPN. I installed k9-mail to test and that works without problems. https://github.com/k9mail/k-9. Source: about 2 years ago
  • Gmail App Alternative focused on privacy?
    On Android the usual recommendations are FairEmail or K-9 Mail. Both are fully open source and privacy focused, it basically comes down to your personal preference. For them to work with your Google Account you will probably have to create an app password. Source: almost 3 years ago

Thunderbird mentions (0)

We have not tracked any mentions of Thunderbird yet. Tracking of Thunderbird recommendations started around Mar 2021.

What are some alternatives?

When comparing K-9 Mail and Thunderbird, you can also consider the following products

Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.

Spark Mail - Spark helps you take your inbox under control. Instantly see what’s important and quickly clean up the rest. Spark for Teams allows you to create, discuss, and share email with your colleagues

Mailbird - Mailbird is the best email client for Windows 7, 8 and 10

eM Client - eM Client is a fully-featured email client for Windows and macOS with a clean and easy-to-use interface. eM Client also offers features for calendars, tasks, contacts, notes, and chat.

Postbox - The Power Email App for busy professionals, like you.

ProtonMail - Secure email with absolutely no compromises. Get your free encrypted email account today.

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