image

Marker.io

thumbs_up

thumbs_down

Marker.io lets users to capture bug reports & client feedback from any website.

Browser Testing
icon

Market Share of Marker.io

Current Customer(s)

5399

Market Share (Est.)

1.45%

Ranking

#3

Top Competitors and Alternatives of Marker.io

The top three of Marker.io’s competitors in the Browser Testing category are CodePen with 95.05%, Cypress.io with 1.90%, BrowserStack with 0.89% market share.

TechnologyDomainsMarket Share (Est.)Versus page
CodePen35418895.05%Marker.io vs CodePen
Cypress.io70841.90%Marker.io vs Cypress.io
BrowserStack33200.89%Marker.io vs BrowserStack
TestCafe7980.21%Marker.io vs TestCafe
LambdaTest3990.11%Marker.io vs LambdaTest
iMacros2630.07%Marker.io vs iMacros
Rainforest QA2540.07%Marker.io vs Rainforest QA
Browserling2380.06%Marker.io vs Browserling
Ghost Inspector2180.06%Marker.io vs Ghost Inspector
NightwatchJS1660.04%Marker.io vs NightwatchJS
Kobiton1330.04%Marker.io vs Kobiton
TestingBot610.02%Marker.io vs TestingBot
Browsersync500.01%Marker.io vs Browsersync
BrowseEmAll160.00%Marker.io vs BrowseEmAll
Attensee160.00%Marker.io vs Attensee
EveryStep80.00%Marker.io vs EveryStep
MultiBrowser80.00%Marker.io vs MultiBrowser
DalekJS80.00%Marker.io vs DalekJS
Testling70.00%Marker.io vs Testling
Aerokube Moon40.00%Marker.io vs Aerokube Moon
image

Popular Comparisons

Top Competitors and Alternatives of Marker.io

The top three of Marker.io’s competitors in the Browser Testing category are CodePen with 95.05%, Cypress.io with 1.90%, BrowserStack with 0.89% market share.

Marker.io vs CodePen

arrow_icon

Marker.io vs Cypress.io

arrow_icon

Marker.io vs BrowserStack

arrow_icon

Marker.io vs TestCafe

arrow_icon

Marker.io vs LambdaTest

arrow_icon

Marker.io vs iMacros

arrow_icon

Marker.io vs Rainforest QA

arrow_icon

Marker.io vs Browserling

arrow_icon

Customers of Marker.io

Around the world in 2026, over 5396 companies have started using Marker.io as Browser Testing tool.

CustomersEmployee RangeCityRegionCountrySocial Links
Keywords Studios10,000+DublinLeinsterIreland
social_iconsocial_iconsocial_iconsocial_icon
Indiana University Indianapolis10,000+IndianapolisIndianaUnited States
social_iconsocial_iconsocial_iconsocial_icon
Amgen10,000+Thousand OaksCaliforniaUnited States
social_iconsocial_iconsocial_iconsocial_icon
e2E Make The Move10,000+Kazakhstan
social_iconsocial_iconsocial_iconsocial_icon
CDA10,000+The HagueSouth HollandNetherlands
social_iconsocial_iconsocial_iconsocial_icon
Atelio By FIS10,000+JacksonvilleFloridaUnited States
social_iconsocial_iconsocial_icon
WealthWave10,000+Johns CreekGeorgiaUnited States
social_iconsocial_iconsocial_iconsocial_icon
Ace Hardware Corporation10,000+Oak BrookIllinoisUnited States
social_iconsocial_iconsocial_iconsocial_icon
Georgetown University10,000+Washington, D.C.Washington, D.C.United States
social_iconsocial_iconsocial_iconsocial_icon
McCormick & Company10,000+Hunt ValleyMarylandUnited States
social_iconsocial_iconsocial_iconsocial_icon

Uncover hidden demand and identify accounts ready to buy with 6sense Intent Data.

Get a demoKnow More
Company Logo

Marker.io Customers by Products and Services

The top three products and services offering customers that use Marker.io for Browser Testing are Technology (31), Education (30), Marketing (30).

Customers

Download the 6sense Chrome Extension to get verified contact data of Marker.io employees

Install Now
Company Logo

Marker.io Customers by Employee Size

The majority of Marker.io's customers for the browser-testing category fall in the company size of 0 - 9 employees (2366 companies), 20 - 49 employees (1423 companies), 100 - 249 employees (663 companies).

Employee Size

Marker.io Customers by Geography

The top three geographies of Marker.io for browser-testing are the United States with 2840(59.45%), United Kingdom with 583(12.20%), Canada with 321(6.72%) customers respectively.

Customers

Employees of Marker.io

image

Also see other Products/Services by Marker.io in:

Browser Testing

FAQ

Find answers to the most often asked questions by users.

Who are the top Marker.io competitors?

Marker.io’s Top competitors in the browser-testing category are CodePen, Cypress.io, BrowserStack. You can view a full list of Marker.io competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Marker.io and 40,000 other technologies on the internet. You can also compare Marker.io and its feature with top competitors here : Marker.io vs CodePen Marker.io vs Cypress.io Marker.io vs BrowserStack.

faq icon

What is Marker.io customer distribution based on company size?

faq icon

What is Marker.io market share in the browser-testing?

faq icon

What are the top countries that use Marker.io?

faq icon

What are the top industries that use Marker.io?

faq icon

Get everything in one place

Close deals faster by understanding your clients well. Know their technology stack, contract renewal date, top decision-makers, hiring trends, and top company news in one place.

Get a demo

Get instant access to B2B contact data across the web

Sign Up Today
6sense Logo
social iconssocial iconssocial iconssocial icons
MarketingAccount IdentificationIntent DataData Enrichment & ManagementPredictive AnalyticsOrchestrations & WorkflowsAudience BuildingAdvertisingConversational EmailPipeline IntelligenceIntegrations
SolutionsBusiness ServicesFinancial ServicesTransportation & LogisticsManufacturingTechnologyCustomersMeet Our CustomersCustomer StoriesCustomer ReviewsRevCityKnowledge Base

Company

AboutLeadership TeamCareersNewsroomCommunity

Browse 6sense Data

TechnographicsComparing TechnologiesCompany SearchPeople Search
TermsPrivacy PolicyPrivacy CenterDo Not Sell or Share My Personal Information

© 2026 6sense