Thunderbird

by MZLA · San Francisco, United States · Since 2003

Open-source email client.

Office suites & productivityFreeOpen source

Starting price: Free
Free trial / plan: Always free; Start without a card
Deployment: Cloud; Web
App Advisor rating: 4.5; transparency & India fit

What is Thunderbird?

Thunderbird is office suites & productivity from MZLA, based in San Francisco, United States and has been building software since 2003. Open-source email client.

Office suites bundle documents, spreadsheets, presentations, email, calendar and storage. Google Workspace and Microsoft 365 dominate business use; Zoho Workplace competes on price, and free desktop suites remain popular for individuals.

It is completely free to use.

What works well

+Free plan available
+Android app published by the vendor

What to watch out for

−Global vendor — check India-specific compliance (GST, TDS) and support hours before you commit

Best suited for: Startup · Small business · SMB

Thunderbird at a glance

Analysing Thunderbird — pricing, features, reviews and alternatives…

Generated by App Advisor's native engine from this listing's verified data — not a paid placement.

Thunderbird features

As listed on Thunderbird's official website.

Waste less time finding browser tabs
Our agenda isn’t hidden. It’s to make the world better
Thunderbird is yours
Introducing Thunderbird Mobile
Products
Contribute

What customers say about Thunderbird

Testimonials published on Thunderbird's own website, selected by the vendor. These are not independent reviews.

“Its unified inbox enables me to stay sane even in the busiest of times. I am never switching e-mail clients again!” Source

“I love the tag feature . I tag something important and find it quickly.” Source

“It is the first program I install on any PC I use / own... I use it on Windows / Mac and Linux .” Source

Thunderbird pricing

Entry price

Free

No paid plan required

How Thunderbird charges. Thunderbird is free; some free products monetise through add-ons, payments or premium support, so check what stays free at scale.

Read from the vendor's official website. Prices change — confirm on thunderbird.net.

Thunderbird screenshots

Specifications

Category: Office suites & productivity
Vendor: MZLA
Headquarters: San Francisco, United States
Founded: 2003
Pricing model: Free
Starting price: Free
Deployment: Cloud
Platforms: Web
Best for: Startup, Small business, SMB
Made in India: No

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Thunderbird — frequently asked questions

What is Thunderbird?+

Thunderbird is office suites & productivity by MZLA. Open-source email client.

How much does Thunderbird cost?+

Thunderbird is free to use.

Does Thunderbird offer a free trial or free plan?+

Yes — Thunderbird offers a free plan you can start with.

Is Thunderbird made in India?+

No. Thunderbird is developed by MZLA in San Francisco, United States.

Who is Thunderbird best suited for?+

Thunderbird suits startup, small business, smb buyers looking for office suites & productivity.

What are the best alternatives to Thunderbird?+

Popular alternatives in office suites & productivity include Zoho Sheet, Zoho Workplace, Zoho Show. Use App Advisor's compare tool to see them side by side.

How is Thunderbird deployed?+

Thunderbird is available as a cloud (SaaS) product, with web access.