BrowserStack

BrowserStack was co-founded in 2011 by Ritesh Arora and Nakul Aggarwal, alumni of the Indian Institute of Technology Bombay. The concept for the company developed while the founders were working on a consulting project called Downcase. During this time, they began working on a tool to simplify software testing. A beta version of BrowserStack was released after four months of development and attracted approximately 10,000 users. A commercial version followed, and the company became profitable within six months of launch.^[5] The platform was originally started as a service to let developers test their websites on Internet Explorer.^[6] In October 2015, BrowserStack was recognised as a Bootstrap Champ in The Economic Times Startup Awards.^[7]

In January 2018, BrowserStack raised $50 million in Series A funding from Accel. In July 2020, it acquired Percy, a San Francisco-based visual testing platform. A $200 million Series B funding round in June 2021, led by BOND with participation from Insight Partners and Accel, valued the company at $4 billion.^[8] That year, it was described as one of several Indian SaaS companies to achieve unicorn status.^[9] The company adopted a remote-first work model in 2021.^[5]

In December 2021, BrowserStack acquired Nightwatch.js, an open-source test automation framework.^[10] In August 2024, the company acquired Bird Eats Bug,^[11] a bug reporting and debugging platform, for $20 million.^[12] In May 2025, it acquired Requestly, an HTTP interception and mocking tool backed by Y Combinator,^[13] for an undisclosed amount.^[14] In June 2025, BrowserStack announced the addition of AI-based tools to its software testing platform.^[15]

As of 2025, BrowserStack is reported to support over three million tests daily for over seven million developers and testers and 50,000 teams, including clients such as Amazon, Microsoft, and NVIDIA.^[2]

In January 2026, the company announced a $125 million employee stock ownership plan (ESOP) and a share repurchase programme. The company described the transaction as its third share buyback and said it was available to current and former employees and early investors.^[16]

BrowserStack's products include Live, App Live,^[17] Automate, App Automate and Percy.

Browserstack integrates with other software testing products such as Selenium IDE, Testim, Katalon and Playwright^[18] used in 135 countries^[9] and operates 21 global data centers.^[2]

In September 2024, BrowserStack launched App Accessibility Testing to assess mobile applications against the Web Content Accessibility Guidelines (WCAG).^[19] In January 2025, the United States District Court for the Eastern District of Virginia dismissed a lawsuit filed by Deque Systems concerning BrowserStack’s accessibility testing products;^[20] the court dismissed the complaint in its entirety.^[21] In July 2025, BrowserStack launched the Accessibility Design Toolkit, a Figma plugin for automated accessibility checks.^[22] In August 2024, the company launched Bug Capture (Bird Eats Bug), a manual bug-reporting and screen-recording tool.^[23] In November 2024, the company introduced Low-Code Automation, an AI-based tool for creating and managing automated tests without direct code writing.^[24] In February 2025, the company launched an AI-based testing platform that integrates several stages of the software testing process.^[25]

In 2015, BrowserStack received the "Bootstrap Champ" award at the Economic Times Startup Awards.^[7] In 2021, the company’s co-founders Nakul Aggarwal and Ritesh Arora were listed in the Hurun India Rich List among self-made entrepreneurs in India under 40.^[26][27] In 2023, Aggarwal was included in the Economic Times 40 Under Forty list.^[28] BrowserStack was named to the Forbes Cloud 100 in 2024^[29] and 2025^[30] and received a Forbes India Leadership Award in the "Outstanding Startup" category in 2025.^[4]