This BrowserStack company profile covers the company's valuation, revenue, funding rounds, investors and history. BrowserStack works in software, with a focus on developer testing tools. It was founded in 2011 and is headquartered in Dublin, Ireland and Mumbai, India. Its latest valuation on record is US$4 billion (June 2021). Every figure links to a public source, and anything the company hasn't disclosed is marked as such.
Revenue
Funding history
| Date | Round | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| Jun 2021 | Series B | US$200M | US$4B | BOND (lead); Insight Partners, Accel | BrowserStack (company press release) |
BrowserStack timeline
Key dates from the sources on this page, oldest first. Metric snapshots are listed after the funding events.
- 2011 — BrowserStack is founded in Dublin by Ritesh Arora (CEO) and Nakul Aggarwal (CTO).
- Jun 2021 — Series B: US$200M, valuing the company at US$4B. Investors: BOND (lead); Insight Partners, Accel.
Investors
Overview
BrowserStack provides a cloud platform for testing websites and mobile apps. Developers and quality assurance teams use it to check that their software works correctly on thousands of combinations of real browsers, operating systems and devices, from the latest iPhones to older Android phones and desktop browsers. Instead of maintaining their own labs of physical devices, teams run manual and automated tests on BrowserStack's devices in its data centres. It has expanded into visual testing, accessibility testing, test management and AI-powered testing tools.
The company was founded in Mumbai in 2011 by Ritesh Arora and Nakul Aggarwal and grew for years without venture capital. It lists Dublin and Mumbai as headquarters. In June 2021 it raised a US$200 million Series B led by BOND, the growth fund co-founded by Mary Meeker, at a US$4 billion valuation, according to the company's press release. Insight Partners and Accel, earlier investors, also participated. The valuation dates from 2021.
Products
- Live: interactive testing of websites on real browsers and devices.
- Automate: running automated test scripts (Selenium, Playwright, Cypress and others) in parallel across browsers.
- App Live and App Automate: manual and automated testing of mobile apps on real devices.
- Percy: visual testing that detects unintended changes to interfaces.
- Accessibility Testing: tools to find and fix accessibility issues.
- Test Management and Observability: organising test cases and analysing test results.
- AI agents: tools that help create, maintain and analyse tests.
Funding
BrowserStack was bootstrapped and profitable for several years before taking outside capital. In 2018 it raised a US$50 million Series A from Accel. In June 2021 it raised US$200 million in a Series B led by BOND, with Insight Partners and Accel participating, at a US$4 billion valuation. The company said the money would support product development, acquisitions and expansion. It has acquired several testing companies, including Percy.
Business model
BrowserStack sells subscriptions to individuals, teams and enterprises, priced by product, number of users and the number of parallel test sessions. A free trial lets developers try the product, and many customers start with a small plan and expand. Enterprise customers buy multiple products with security and compliance features.
Competition
BrowserStack competes with Sauce Labs, LambdaTest, Perfecto, Kobiton and cloud providers' device farms such as AWS Device Farm and Firebase Test Lab. Open-source frameworks such as Playwright let teams run some tests locally. BrowserStack's advantages include its large device inventory, broad product suite and strong brand among developers.
BrowserStack at a glance
BrowserStack is a software testing cloud founded in Mumbai in 2011 by Ritesh Arora and Nakul Aggarwal, now headquartered in Dublin and Mumbai. It lets teams test websites and apps on thousands of real browsers and devices. After years of bootstrapped growth, it raised a US$200 million Series B led by BOND at a US$4 billion valuation in June 2021.
Timeline
- 2011: founded in Mumbai.
- 2011–2017: grows without venture capital.
- 2018: raises a US$50 million Series A from Accel.
- 2020: acquires Percy for visual testing.
- June 2021: raises US$200 million at US$4 billion.
- 2022–2026: adds test management, accessibility and AI testing tools.
Why testing on real devices matters
Websites and apps behave differently across browsers, screen sizes and operating system versions. A checkout button that works in one browser may be hidden in another; an app might crash on a particular phone model. Emulators and simulators catch many problems, but real devices reveal issues related to hardware, performance and manufacturer customisations. Maintaining hundreds of real devices, keeping them updated and accessible to distributed teams, is costly. BrowserStack spreads that cost across many customers.
Bootstrapping to unicorn
BrowserStack is a notable example of a company that grew large without early venture capital. The founders focused on a clear developer pain point, charged from early on and expanded through word of mouth. By the time it raised outside capital, it already had a large customer base and profits. This gave the founders more control and a stronger negotiating position with investors. Our guide to the largest bootstrapped companies covers similar examples.
AI and testing
AI is changing software testing in two ways. AI coding tools generate code faster, increasing the need for testing. AI can also help create tests from descriptions, fix tests that break when interfaces change, and identify why tests fail. BrowserStack has added AI agents for these tasks. At the same time, AI testing startups and coding platforms are entering the market, which could intensify competition.
Who funds BrowserStack
BrowserStack's investors include BOND, which led its Series B, along with Insight Partners and Accel.
Who uses BrowserStack
BrowserStack's customers range from individual developers to large enterprises in technology, finance, retail and media, including many well-known software companies.
Valuation context
BrowserStack's US$4 billion valuation was set during the 2021 software boom and has not been updated by a priced round since. Our guides to developer tools companies, the largest Indian startups and the largest private SaaS companies compare it with peers.
Risks
- Dated valuation: the last priced round dates from 2021.
- Price competition: lower-cost rivals compete aggressively.
- AI disruption: new AI-native testing tools could change the market.
- Open-source alternatives: teams can run some tests without a cloud provider.
Questions for buyers
- Which browsers and devices do your users rely on?
- How many parallel tests do you need to keep build times short?
- Which test frameworks does your team use?
- What security controls are needed for testing pre-release software?
How a team uses BrowserStack
A retail company releases updates to its website and app every week. Each time developers merge code, the continuous integration system runs hundreds of automated tests on BrowserStack across popular browsers and phones in parallel, finishing in minutes. Visual tests flag any unexpected changes to page layouts. Before major releases, testers use real devices manually to check new features. Accessibility scans check that changes do not create barriers for users with disabilities. When tests fail, the team uses BrowserStack's analytics to see whether the issue is a genuine bug or a flaky test. This process lets the company ship frequently without breaking the shopping experience.
What to watch
Watch for new funding or IPO plans, AI testing adoption, acquisitions and competition from AI-native testing tools.
Takeaways
Development teams can test on real devices without maintaining labs. Founders can see how bootstrapping can lead to a strong position with investors. Investors should treat the 2021 valuation as dated.
Sources
Every figure on this page comes from the public sources below. Where sources disagreed, we used the company's own announcement or a primary news report. Private-company data changes; check the date beside each figure.
Frequently asked questions
What does BrowserStack do?
BrowserStack is a software / developer testing tools company headquartered in Dublin, Ireland and Mumbai, India. It was founded in 2011.
What is BrowserStack's valuation?
BrowserStack was valued at US$4 billion as of June 2021, according to BrowserStack (company press release). Private company valuations are set at funding rounds or share sales and can change significantly between them.
How much revenue does BrowserStack make?
BrowserStack is a private company and has not publicly disclosed its revenue. Figures on third-party sites are usually modelled estimates rather than numbers reported by the company.
What was BrowserStack's latest funding round?
The most recent financing we have verified is a series b in Jun 2021: US$200M, at a valuation of US$4B. Source: BrowserStack (company press release).
Who are BrowserStack's investors?
Investors named in public announcements include BOND, Insight Partners and Accel.
Who founded BrowserStack?
BrowserStack was founded in 2011 by Ritesh Arora (CEO) and Nakul Aggarwal (CTO).
Is BrowserStack a public company?
No. BrowserStack is a private company (private, venture backed), so its shares are not traded on a stock exchange and it isn't required to publish its financial results.
Where is BrowserStack headquartered?
BrowserStack is headquartered in Dublin, Ireland and Mumbai, India.