Similarweb Explained

Similarweb Ltd. is a global software development and data aggregation company specializing in mobile app and web analytics, web traffic, digital performance, SEO tools and generative engine optimization tools. Founded in Israel, the company has 12 offices worldwide (as of 2021)^[4] . Similarweb went public on the New York Stock Exchange in May 2021.^[5]

History

The company was founded in 2007 by Or Offer in Tel Aviv, Israel. While trying to scale up a jewelry business, Offer built a web analytics tool that would help him learn about the competition, which led to SimilarWeb's development.^{[6] [7]} By 2009, Similarweb won the first Israeli SeedCamp, attracting the attention of international media and investors. The company was described as a competitor to Alexa.^[8]

On February 24, 2014, Naspers invested $18 million into Similarweb and leading their Series C round. Within a month, Similarweb used a part of the capital for the acquisition of Israeli early-stage company TapDog for a few million dollars in shares and cash, less than a year after TapDog was founded.^[9]

In May 2021, Similarweb made its public debut on the NYSE at a $1.6 billion valuation.^{[10] [11]}

Offices

• Tel Aviv, Israel
• New York, New York, USA
• San Francisco, California, USA
• Tokyo, Japan
• Paris, France
• London, UK
• Burlington, Massachusetts, USA
• Sydney, Australia (2020)^{[12] [13]}
• Reston, Virginia, USA (2021)^{[14] [15]}
• Kyiv, Ukraine (2021)^[16]
• Munich, Germany (2021)^[17]
• Prague, Chezchia (2024)^[18]
• Santiago (Admetricks Acquisition), Chile (2024)
• Zurich (42matters Acquisition), Switzerland (2024)

Technology

Similarweb develops tools that enable the analysis of the traffic and behavior of users on websites and apps. The service provides datasets and a platform marketed for individuals, teams, or companies requiring data for marketing, sales, and market research. The data is collected from a number of different sources that provide information about the internet and app usage of users, including various information partners, and anonymous data from users of the various dedicated browser addons that the company distributes.^{[19] [20]}

Ranking

Similarweb ranks websites and apps based on traffic and engagement metrics. Its ranking is calculated according to the collected datasets and is updated on a monthly basis with new data. Also, The ranking system covers 210 categories of websites and apps in 190 countries and was designed to be an estimate of a website's popularity and growth potential. The company ranks websites based on traffic and engagement data, and ranks apps in the App Store (iOS/iPadOS) and Google Play Store based on downloads, installs and active user data.

Acquisitions

Since its founding, Similarweb has made several acquisitions:

• 2015 – Swayy (personalized content discovery platform developer).^{[21] [22]}
• 2015 – Quettra, (mobile data insights/analytics provider).^{[23] [24]}
• 2021 – Embee (mobile data insights provider).^[25]
• 2022 – RankRanger (provides keyword rank tracking services and advanced APIs, that have been added to Similarweb's existing SEO tools).^[26]
• 2024 – Admetricks and 42matters (ad and app intelligence).^{[27] [28]}
• 2025 – The Search Monitor (paid search, affiliate marketing solutions).^[29]

See also

• List of most visited websites
• List of most popular Android apps

Notes and References

1. Web site: Israeli Analytics Firm SimilarWeb To File For IPO On NYSE . April 18, 2021.
2. News: New York City now home to 21 Israel-founded tech unicorns . Shoshanna . Solomon . . 0040-7909.
3. Web site: Document. www.sec.gov.
4. Web site: February 2022 . INVESTOR PRESENTATION February 2022 .
5. Web site: Similarweb Announces Pricing of Initial Public Offering . Businesswire . 12 May 2021 . en . 27 July 2022.
6. News: Bort . Julie . This guy was trying to build a jewelry business and wound up with a hugely successful tech company . 5 January 2026 . Business Insider . 27 August 2015.
7. News: Morning . Prague . Israeli Startup Similarweb Expands to Prague . Prague Morning . 10 July 2024 . en.
8. Web site: Series A funding . 24 September 2013 . 24 August 2014 . TechCrunch.
9. Web site: TapDog Acquisition. 20 March 2014. 24 August 2014. Globes Inc..
10. Web site: Zara . Christopher . 2021-05-12 . Similarweb stock makes NYSE debut in latest tech IPO: Here's what to know . 2021-05-22 . Fast Company . en-US.
11. Web site: Solomon . Shoshanna . Digital analytics firm Similarweb to raise $180 million in NY IPO . 2021-05-22 . timesofisrael.com . en-US.
12. Web site: Marks . Author: Ilana . Similarweb Celebrates New Offices in Australia . Similarweb . en.
13. News: Zerachovitz . Omri . Digital intelligence co SimilarWeb raises $120m . Globes . 27 October 2020 . en.
14. News: Althouse . Michaela . Digital intelligence agency Similarweb is expanding into the DC region with a new office in Reston . Technical.ly . 9 August 2021.
15. Web site: Similarweb Expands U.S. Footprint with New Office in Reston, Virginia . Similarweb Ltd. . en . 9 August 2021.
16. News: Similarweb Expands European Presence With New Offices in Munich, Germany, and Kyiv, Ukraine . en.
17. News: Similarweb Expands European Presence With New Offices in Munich, Germany, and Kyiv, Ukraine . en.
18. News: Morning . Prague . Israeli Startup Similarweb Expands to Prague . Prague Morning . 10 July 2024 . en.
19. Jansen . Bernard J. . Jung . Soon-Gyo . Salminen . Joni . 2022 . Measuring user interactions with websites: A comparison of two industry standard analytics approaches using data of 86 websites . PLOS ONE . 17 . 5 . e0268212 . 10.1371/journal.pone.0268212 . free . 1932-6203 . 9140287 . 35622858. 2022PLoSO..1768212J .
20. Web site: Similarweb Data Methodology . support.similarweb.com.
21. Web site: 20 July 2015 . Web traffic analytics co Similarweb acquires Swayy - Globes . 2018-06-05 . Globes.
22. Web site: 20 July 2015 . Digital Measurement Service Similarweb Acquires Content Discovery Platform Swayy – TechCrunch . 2018-06-05 . techcrunch.com . en-US.
23. Web site: 10 December 2015 . SimilarWeb Buys Quettra To Move Deeper Into Mobile Analytics And Big Data . 10 December 2015 . TechCrunch.
24. News: 2015-12-10 . Analytics company SimilarWeb acquires mobile intelligence startup Quettra for $10M+ . 2018-06-05 . VentureBeat . en-US.
25. 10 November 2021 . Similarweb Acquires Leading Mobile-Insights Provider Embee Mobile . https://web.archive.org/web/20211205154051/https://www.yahoo.com/now/similarweb-acquires-leading-mobile-insights-115500281.html . 5 December 2021 . 5 December 2021.
26. 2022-05-16 . Similarweb Acquires Rank Ranger™, a Leading Provider of SEO and Search Rank Tracking Solutions . 2025-05-06 . Business Wire . en-CA.
27. 2024-03-04 . Similarweb Acquires Admetricks to Expand Ad Intelligence Offering . 2024-03-04 . Business Wire . en-CA.
28. 2024-07-01 . Similarweb Announces Acquisition of 42matters, Strengthening Leadership in App Intelligence . 2024-07-01 . Business Wire . en-CA.
29. 2025-03-31 . Similarweb Acquires The Search Monitor, Enhancing Paid Search and Affiliate Marketing Solutions . 2025-03-31 . Yahoo Finance . en-CA.