App comparison
Add up to 4 apps below to see how they compare. You can also use the "Compare" buttons while browsing.
GetApp offers objective, independent research and verified user reviews. We may earn a referral fee when you visit a vendor through our links.
Our commitment
Independent research methodology
Our researchers use a mix of verified reviews, independent research, and objective methodologies to bring you selection and ranking information you can trust. While we may earn a referral fee when you visit a provider through our links or speak to an advisor, this has no influence on our research or methodology.
Verified user reviews
GetApp maintains a proprietary database of millions of in-depth, verified user reviews across thousands of products in hundreds of software categories. Our data scientists apply advanced modeling techniques to identify key insights about products based on those reviews. We may also share aggregated ratings and select excerpts from those reviews throughout our site.
Our human moderators verify that reviewers are real people and that reviews are authentic. They use leading tech to analyze text quality and to detect plagiarism and generative AI.
How GetApp ensures transparency
GetApp lists all providers across its website—not just those that pay us—so that users can make informed purchase decisions. GetApp is free for users. Software providers pay us for sponsored profiles to receive web traffic and sales opportunities. Sponsored profiles include a link-out icon that takes users to the provider’s website.
Thunderbird
5
90
4
48
3
18
2
4
1
0
Based on GetApp‘s extensive, proprietary database of in-depth, verified user reviews
Email management platform with search & filter capabilities
Table of Contents
Thunderbird - 2026 Pricing, Features, Reviews & Alternatives
All user reviews are verified by in-house moderators and provider data by our software research team. Learn more
Last updated: March 2026
Thunderbird overview
Based on 160 verified user reviews
What is Thunderbird?
Thunderbird is an email management tool with key features that include inbox management, search and filter capabilities, and more.
Who uses Thunderbird?
By industry, Thunderbird reviewers are most commonly professionals in information technology and services (15%). The most frequent use case for Thunderbird cited by reviewers is email management (100% of reviewers).
What do users say about Thunderbird pricing?
Most reviewers indicate Thunderbird offers excellent value for money, highlighting that it is free, open source, and has no paywalls. They appreciate its robust features, cost-effectiveness, and community-driven updates for long-term use.
Starting price
Alternatives
with better value for money
Pros & Cons
Email Client
Integrations
Security and Access Control
User Interface
Features
Thunderbird’s user interface
Thunderbird review summaries overview
To determine these pros and cons insights, we analyzed responses from
Overall rating
Value for money
4.7
Features
4.3
Ease of use
4.4
Customer support
3.7
Reviews sentiment
What do users say about Thunderbird?
Users say Thunderbird is a reliable, free, and open-source email client that supports multiple accounts, offers strong privacy features, and allows extensive customization through add-ons. They appreciate its advanced filtering, search tools, and integration with calendars and contacts, though some feel cloud and mobile support are lacking and advanced features often require extra plugins.
Reviewers indicate the interface is functional but looks outdated and can be confusing for beginners, with some finding it clunky or cluttered. They report generally good performance, but mention occasional slowdowns, plugin issues, and a lack of official customer support.
Select to learn more
Who uses Thunderbird?
Based on 160 verified user reviews.
Company size
Small Businesses
Midsize Businesses
Enterprises
Top industries
Use cases
Thunderbird's key features
GetApp's analysis of 38 verified user reviews collected between July 2021 and October 2024 identifies Thunderbird's most critical features and summarizes user sentiment about those features.
Reviewers appreciate Thunderbird's inbox management capabilities. They report that it helps them stay organized, save time, and enhance productivity. Users highlight the ease of combining multiple inboxes into a single display and the ability to sort emails by subject, sender, and date. They find the flagging, tagging, and folder management options very useful. However, some users mention that the visual layout could be improved for better space utilization. They also appreciate the real-time notifications and scheduling capabilities. Of the 20 Thunderbird users who gave detailed accounts of their use of Inbox Management, 100% rated this feature as important or highly important.
Reviewers highlight Thunderbird's search and filter capabilities as very valuable. They report that the combination of fast search and detailed filters makes finding emails quick and easy. Users appreciate the ability to filter messages by various criteria and perform global searches across all mailboxes. They find the search capability efficient, even for retrieving old emails. However, some users mention that the search results display could be improved. They also appreciate the customization options for search fields and filters. Of the 28 Thunderbird users who gave detailed accounts of their use of Search/Filter, 96% rated this feature as important or highly important.
All Thunderbird features
Features rating:
Thunderbird alternatives
Thunderbird
Starting from
Free
Constant Contact
Starting from
12
Per month
Google Workspace
Starting from
7
/user
Per month
Mailchimp
Starting from
13
Per month
Thunderbird pricing
Starting from
Free
User opinions about Thunderbird price and value
Value for money rating:
Of 32 reviews that provide robust commentary on Thunderbird's price and value, mention it in a positive light.
Most reviewers indicate Thunderbird offers excellent value for money, emphasizing that it is completely free and open source, with no features locked behind a paywall or subscription. They appreciate its cost-effectiveness for individuals and small businesses, and say it provides functionality comparable to commercial suites without added costs. Users think its cross-platform support and extensive add-ons further enhance its value. Some reviewers find the continuous updates and community-driven improvements important for long-term use. A few users report that while it may lack some advanced features found in paid alternatives, they still consider it a robust free solution.
, and
Thunderbird integrations (6)
Integrations rated by users
We looked at 160 user reviews to identify which products are mentioned as Thunderbird integrations and how users feel about them.
Integration rating: 4.7 (7)
Integration rating: 5.0 (6)
“Allows us to download and directly transfer the files we receive via email into our cloud storage and also to share stored files securely.”
Paul H.
Creative Director
Integration rating: 5.0 (1)
Integration rating: 5.0 (1)
“We integrated this to automatically sync our project deadlines, milestones, and task assignments directly with our team's daily email calendars so nobody misses a due date.”
Akansha C.
Infra Managed Service Analyst
Integration rating: 5.0 (1)
“Thunderbirdからデータを移行する際に使う。”
Tsunghan Y.
会社員
Other top integrations
Thunderbird support options
Typical customers
Platforms supported
Thunderbird FAQs
Q. What is Thunderbird used for?
Thunderbird is an on-premise email management platform designed to help businesses securely handle, search, organize, archive, and filter email conversations from within a unified platform. The Mail Account Setup Wizard allows professionals to set up existing user accounts with information, such as email address, name, and password. Thunderbird enables businesses to maintain an address book with details including images, birthdays, and contact information. Managers can access emails across multiple tabs, archive conversations according to requirements, and utilize timeline and filtering tools to retrieve specific emails from the database. The system also indexes conversations and reminds professionals to add attachments before sending emails. Organizations can filter emails based on new messages, contacts, tags, or custom criteria. Thunderbird also enables professionals to organize conversations using folders, create to-do lists, manage multiple calendars, and invite contacts to events.
