Companies using NUnit by NUnit in 2025
As of 2025, 2,391 verified companies use NUnit – across industries, company sizes, and geographies. This is real, verified data. Whether you’re looking to analyze the market, build a target list, or get a sales edge – this is your starting point.
What is NUnit?
NUnit by NUnit is a unit-testing framework for all .Net languages. It is used to write and run repeatable tests.It’s widely used by software development organizations for software quality assurance and testing departments.
Last updated date
Number of Companies using
2,391
The majority are based in the
United States
Most common industry?
Manufacturing
NUnit’s sample user list in 2025
We have data on 2,391 companies that use NUnit. Our NUnit customers list is available for download and comes enriched with vital company specifics, including industry classification, organizational size, geographical location, funding rounds, and revenue figures, among others.
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NUnit users and customers by country
2.6K Companies
2.6K Companies
2.6K Companies
2.6K Companies
Where NUnit Shows Up Most
NUnit is used across a wide range of sectors:
Manufacturing
Business Services
Finance
Custom Software & IT Services
Software
From lean startups to global enterprises, NUnit’s footprint is wide, and that means opportunity.

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FAQs
Contact UsHow latest this data is?
This data is updated on August 17, 2025
What is NUnit?
NUnit is a unit-testing framework for all .Net languages. It’s used to write and run repeatable tests and is widely used for software quality assurance and testing.
How many companies are using NUnit in 2025?
As of 2025, our data shows 2,391 verified companies are using NUnit across various industries, company sizes, and geographies.
What types of companies use NUnit?
NUnit is used by a wide range of companies, from large enterprises like Amazon, Walmart, and Apple to others in manufacturing, business services, finance, software, and custom IT services.
Which country has the most companies using NUnit?
Based on our data, the United States has the highest number of companies using NUnit.
What are the top industries using NUnit?
The top industries using NUnit include Manufacturing, Business Services, Finance, Custom Software & IT Services, and Software.