CodePen
CodePen is a web-based HTML, CSS, and JavaScript code editor that enables its users to experiment with code right in the browser.
Market Share of CodePen
Current Customer(s)
380105
Market Share (Est.)
95.20%
Ranking
#1
Top Competitors and Alternatives of CodePen
The top three of CodePen’s competitors in the Browser Testing category are Cypress.io with 2.00%, Marker.io with 1.06%, BrowserStack with 0.98% market share.
| Technology | Domains | Market Share (Est.) | Versus page |
|---|---|---|---|
| Cypress.io | 7997 | 2.00% | CodePen vs Cypress.io |
| Marker.io | 4226 | 1.06% | CodePen vs Marker.io |
| BrowserStack | 3930 | 0.98% | CodePen vs BrowserStack |
| TestCafe | 974 | 0.24% | CodePen vs TestCafe |
| LambdaTest | 415 | 0.10% | CodePen vs LambdaTest |
| iMacros | 354 | 0.09% | CodePen vs iMacros |
| Ghost Inspector | 267 | 0.07% | CodePen vs Ghost Inspector |
| Rainforest QA | 261 | 0.07% | CodePen vs Rainforest QA |
| NightwatchJS | 210 | 0.05% | CodePen vs NightwatchJS |
| Browserling | 205 | 0.05% | CodePen vs Browserling |
| Kobiton | 131 | 0.03% | CodePen vs Kobiton |
| Browsersync | 70 | 0.02% | CodePen vs Browsersync |
| TestingBot | 64 | 0.02% | CodePen vs TestingBot |
| Attensee | 21 | 0.01% | CodePen vs Attensee |
| MultiBrowser | 7 | 0.00% | CodePen vs MultiBrowser |
| EveryStep | 7 | 0.00% | CodePen vs EveryStep |
| DalekJS | 7 | 0.00% | CodePen vs DalekJS |
| Testling | 6 | 0.00% | CodePen vs Testling |
| BrowseEmAll | 6 | 0.00% | CodePen vs BrowseEmAll |
| Aerokube Moon | 4 | 0.00% | CodePen vs Aerokube Moon |
Popular Comparisons
Top Competitors and Alternatives of CodePen
The top three of CodePen’s competitors in the Browser Testing category are Cypress.io with 2.00%, Marker.io with 1.06%, BrowserStack with 0.98% market share.
CodePen vs Cypress.io
CodePen vs Marker.io
CodePen vs BrowserStack
CodePen vs TestCafe
CodePen vs LambdaTest
CodePen vs iMacros
CodePen vs Ghost Inspector
CodePen vs Rainforest QA
Customers of CodePen
Around the world in 2025, over 379691 companies have started using CodePen as Browser Testing tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| University Of Waterloo | 10,000+ | Waterloo | Ontario | Canada |     |
| Bangladesh Association for The Aged and Institute of Geriatric Medicine | 10,000+ | Dhaka | Bangladesh | | |
| SINDICATO DE ABOGADOS VENIA | 10,000+ | Madrid | Madrid | Spain | |
| AMT Sol Y Playa | 10,000+ | Madrid | Madrid | Spain | |
| WGU Advancement | 10,000+ | Salt Lake City | Utah | United States | |
| CED Saint Pete | 10,000+ | St. Petersburg | Florida | United States | |
| Washington Economic Justice Alliance | 10,000+ | Washington | United States | | |
| Cognizant | 10,000+ | Teaneck | New Jersey | United States | |
| GCH Retail | 10,000+ | Shah Alam | Selangor | Malaysia | |
| University Of Cincinnati | 10,000+ | Cincinnati | Ohio | United States | |
Uncover hidden demand and identify accounts ready to buy with 6sense Intent Data.
CodePen Customers by Products and Services
The top three products and services offering customers that use CodePen for Browser Testing are Marketing (625), Design (464), Project Management (418).
Customers
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CodePen Customers by Employee Size
The majority of CodePen's customers for the browser-testing category fall in the company size of 0 - 9 employees (268646 companies), 20 - 49 employees (55337 companies), 10 - 19 employees (28531 companies).
Employee Size
CodePen Customers by Geography
The top three geographies of CodePen for browser-testing are the United States with 163066(49.73%), Germany with 41428(12.63%), United Kingdom with 30961(9.44%) customers respectively.
Customers
Employees of CodePen
Also see other Products/Services by CodePen in:
FAQ
Find answers to the most often asked questions by users.
Who are the top CodePen competitors?
CodePen’s Top competitors in the browser-testing category are Cypress.io, Marker.io, BrowserStack. You can view a full list of CodePen competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of CodePen and 40,000 other technologies on the internet. You can also compare CodePen and its feature with top competitors here : CodePen vs Cypress.io CodePen vs Marker.io CodePen vs BrowserStack.
What is CodePen customer distribution based on company size?
What is CodePen market share in the browser-testing?
What are the top countries that use CodePen?
What are the top industries that use CodePen?
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