Review (August 2025)

Calibre: the one stop solution for all your e-book needs. comprehensive e-book software.

10M

Estimated Revenue

2.58M

Website Visitors

4/5

Trustpilot Score

What do we know about Calibre?

Estimated Revenue (2020)

$10M

Total Employees

10

Founded

1989

Industry

Computer Software

About

Calibre: calibre: The one stop solution for all your e-book needs. Comprehensive e-book software.

Social Links

Alexa Ranking: 24126

What is Calibre's Revenue?

Calibre's estimated revenue for 2024 is $10M.

What does Calibre do?

Calibre is an open-source e-book library manager for Linux, Macintosh, and Windows platforms. It includes library management, format conversion, and news feeds to e-book conversion as well as e-book reader sync features. It primarily manages its users’ e-book collections. It also supports conversion from MOBI, LIT, PRC, EPUB, ODT, HTML, CBR, CBZ, RTF, TXT, PDF, and LRS e-book formats to LRF and EPUB. Calibre is currently supported for SONY PRS 500/505/700 and the iPhone (with the stanza reader software). Its option of syncing supports updating metadata on the device from metadata in the library and the creation of collections on the device based on the tags defined in the library view. Calibre can automatically fetch news from a number of websites/RSS feeds, format the news into an e-book, and upload to a connected device. Calibre also offers a built-in e-book viewer that can display all the major e-book formats.

What are the monthly traffic metrics for Calibre-ebook?

6/mo Traffic Growth

-4.30%

All Time Traffic Growth

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Monthly Hits

3M

Time on Site

1.5Mins

Bounce Rate

51%

How fast is Calibre-ebook growing?

Calibre-ebook has grown by 8.4% in the last 6 months according to SimilarWeb.

How do people interact with Calibre-ebook?

Last month, Calibre-ebook received 3M visitors who spent an average of 1.5 minutes on the website and visited 2.0 different pages per session. Overall, 51% of people bounce on the first visit.

How do people find Calibre-ebook?

1.7M people (67%) visit Calibre-ebook directly. 629.3k (24%) people search for them in Google. Whereas, 58.3k (2%) discover Calibre-ebook through Facebook, Reddit, and YouTube. 13.5k (1%) visitors come from Calibre-ebook's email newsletters. Finally, 4.8k (0.2%) people come from affiliates and or paid referrals.

Who uses Calibre-ebook?

Calibre-ebook's top market is the United States and they receive 397.6k (15.4%) people.
Then the 2nd is China with 261.8k (10.2%).
The 3rd is is Spain with 179.6k (7.0%).

Traffic Growth (last 6 months)

All Traffic Source

Country Share

Traffic Growth (last 12 months)

See 12/mo Traffic Stats

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