Thunderbird

Pros: - supports multiple email accounts
- available on both Windows and Linux
- easy to use interface
- accurate topic filtering system
- very fast and reliable
- completely free

Cons: - UI looks a little dated compared to alternatives

Overall: Thunderbird is a great Outlook alternative. It's a highly performant, free email client with advanced functionality. The only thing it's missing is the Microsoft Office integration that Outlook has.

Pros: - Thunderbird is an easy-to-use email client that can be used on both for organization and personal level.
- The filter feature works great in filtering important mails from spam mails.
- Multiple accounts can be accessed at once.
- It is pretty customizable according to the user's need.

Cons: - The look and feel of the application feels outdated.
- The settings interface is very cluttered.

Overall: Overall, Thunderbird can be a great email client who choose functionality over user interface. It can be customized easily according to the user's taste, if the default UI feels outdated.

Pros: - Thunderbird helps in managing multiple email accounts at once.
- The set-up is easy and straightforward.
- The user interface is simple to use.
- It is available on all the platforms.
- It allows mail reviewing and correction.

Cons: - Initially it can be a bit difficult to get use to it.
- the user interface should be more customizable.

Overall: Overall, Thunderbird is an easy-to-use email client that supports multiple accounts at one. Also, the user can access all the accounts by a simple drop down menu.

Pros: - Thunderbird helps in organizing all the different email account at one place.
- It can be easily integrated with other software like google calendar for scheduling events or tasks.
- The user interface of the Thunderbird is designed in an organized manner.

Cons: - It is a bit difficult to get use to it initially.
- It does not work properly in Android devices.

Overall: Overall, Thunderbird is an email client which helps in organizing all the emails at one place. It comes with a lot of useful features that helps in increasing the productivity.

Pros: - It can be easily integrated with other applications like google calendar ​to schedule meetings and events.
- It is available on all platforms, including Linux.
- Email from any provider can be used within Thunderbird for an organized system.

Cons: - Sometimes, it throws errors while adding emails of Yahoo and Hotmail.

Overall: Thunderbird is a great alternative for people who don't want to use other email client applications. It provides all the necessary features and functionalities.

Pros: -cross-platform availability
-fast, reliable and just works
-addons to expand capabilities
-profile can be moved (from local on PC to local network, from win to linux)

Cons: -needs more active development
-interface update overdue
-no android client

Overall: Thunderbird is the go-to email client. Having installed and used a lot of windows 10 and linux based email clients, Thunderbird has proven itself to be the most reliable daily workhorse for emailing and calendaring. Its interface is a bit dated though.

Pros: - It is free-to-use software with a user-friendly user interface.
- It provides you unlimited filters so your inbox remains decluttered.
- You can add up to 12 email accounts with thunderbird.

Cons: - It has a high learning curve at the initial stage.
- Updates are less frequent.

Overall: Overall, Thunderbird is the best email client when it comes to features without paying any price. The spam filter is the best and most used feature.

Pros: - Thunderbird provides an in-built spam filter of emails.
- It is completely free to use and does not have any complexity in its UI.
- You can add multiple emails up to 12.

Cons: - The UI feels a bit cluttered and outdated to use.
- It is a bit difficult to get used to thunderbird initially.

Overall: Overall, Thunderbird is an amazing email client provider for everyday use. It provides unlimited spam filtration for a less cluttered inbox.

Pros: Easy to Use. All features you would expect. Lots of fonts and styles. Easy to make more folders. Excellent. made by Mozilla!

Cons: Nothing that I have come across yet. All good in 14 years

Overall: Easy to make more folders. Spellchecker, address book etc. Excellent. made by Mozilla!

Pros: -Thunderbird can be integrated with many apps for user convenience, such as google calendar.
-It has a clean User Interface that helps to do the task and declutter the work easily.
-It has built-in spam protection that comes in very handy.

Cons: -The look and feel of the app is a bit old, and they should add more themes to the app to help users customize it more.
-it is a bit hard to get used to doing this app in the beginning.

Overall: Overall, The app is excellent in integration, and the UI is very user-friendly but a bit old in look and feel.

Pros: -It has an elegant and simple User Interface that almost anyone can use.
-The best feature is spam protection and helps you in keeping your emails decluttered.
-You can filter your mails to quickly organize them and deal with them as per your requirements.

Cons: It isn't easy to find your way around Thunderbird first, but once you get used to it, it is one of the best mailing apps. I haven't faced any major con with this app.

Overall: Overall, Thunderbird is an excellent mailing app. If you don't want unwanted spam emails and want your mails to be organized, its filter feature comes in very handy. All in all, it is one of the best mailing apps.