API Testing Tools
SaaS Browser tracks 836 API Testing Tools software companies, with 45 added in the past 30 days. The top countries for API Testing Tools SaaS include United States (136), United Kingdom (30), India (28).
Key Data Points for API Testing Tools
836
Total Software1
45
New (Past 30 Days)2
22
Affiliate Programs3
6
Median Age (Years)4
+480
New (Past 365 Days)5
136
Churned (Past Year)6
22.1%
Annual Churn Rate7
48.9%
Free Trial8
Company Size Distribution9
2
Enterprise (1,000+)
0.9% of total
9
Large (201-1,000)
4.1% of total
23
Mid-Size (51-200)
10.6% of total
183
Small (2-50)
84.3% of total
Most Established API Testing Tools Companies
| Company | Employees | Domain Rank | Founded | Added |
|---|---|---|---|---|
| BrowserStack | 5,000 | 62 | 2011 | 2025-01-23 |
| Pgyer | — | 59 | — | 2025-11-17 |
| Deque | 500 | 58 | 1999 | 2025-02-28 |
| SmartBear | 1,000 | 56 | — | 2025-02-07 |
| Cypress | — | 56 | — | 2025-02-26 |
| pytest | — | 55 | — | 2026-03-08 |
| Cucumber | — | 54 | — | 2025-02-07 |
| SmartBear | 1,000 | 53 | — | 2025-02-07 |
| Browserling | — | 52 | — | 2025-02-28 |
| Katalon | 500 | 52 | — | 2025-02-05 |
Top 10 Countries for API Testing Tools SaaS
The following countries represent where most API Testing Tools SaaS companies are headquartered, based on our data for 836 software products.
| Country | Count | % of Total |
|---|---|---|
| United States | 136 | 16.3% |
| United Kingdom | 30 | 3.6% |
| India | 28 | 3.3% |
| Germany | 14 | 1.7% |
| Canada | 9 | 1.1% |
| Australia | 7 | 0.8% |
| Singapore | 7 | 0.8% |
| France | 6 | 0.7% |
| Poland | 5 | 0.6% |
| Spain | 5 | 0.6% |
SEO & Domain Authority for API Testing Tools
Median Domain Rank10
12
vs. overall median of 8
Median Referring Domains11
4
vs. overall median of 2
Pricing Data for API Testing Tools
Median Starting Price (USD)12
$10/mo
Median High Price (USD)13
$79/mo
Market Saturation for API Testing Tools
This score is computed from a combination of total products, domain authority, referring domains, company age, traffic growth, pricing, and enterprise presence.
Saturation Score14
46 / 100 (Medium)
Affiliate Programs in API Testing Tools
22 API Testing Tools SaaS companies offer affiliate programs (2.6% of total).
Median Commission15
25%
Commission Type Distribution
One-Time
1
Recurring
4
Most Recently Added API Testing Tools SaaS
Garland
Added 2026-06-20
Mint
Added 2026-06-20
A11yOps
Added 2026-06-17
configtools
Added 2026-06-17
Panto
Added 2026-06-16
Apicize
Added 2026-06-16
Kensa
Added 2026-06-16
CopilotKit
Added 2026-06-15
Testmote
Added 2026-06-15
PerfSentinel
Added 2026-06-13
Median Age of API Testing Tools SaaS Companies
The median API Testing Tools SaaS company was founded 6.0 years ago (median founding year: 2020).
B2B / B2C Breakdown for API Testing Tools16
132
Both B2B & B2C
15.8%
700
Business (B2B)
83.7%
4
Consumer (B2C)
0.5%
Based on 836 companies with consumer type data (100.0% of total).
SaaS Discovery Trend for API Testing Tools
Monthly SaaS discovery count for API Testing Tools compared to its share of all SaaS discovered. A rising percentage indicates this segment is growing faster than the overall market.
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This platform provides an integrated environment for comprehensive API testing, load simulation, and traffic analysis, enabling developers and engineers to validate, monitor, and optimize application programming interfaces efficiently. Its main features include advanced request builders with authentication and headers, real-time load testing with concurrent runs, traffic monitoring dashboards, team collaboration tools, and server-side analysis without external AI dependencies, solving problems related to API performance bottlenecks, reliability, and security for software development teams of all sizes.
Pricing:
$0-$20/mo
The monthly pricing range for this SaaS product. Prices are normalized to monthly amounts where possible.
API & Backend-as-a-Service Platforms
The category of this listing.
API Management & Documentation
The category of this listing.
Buglab offers an automated visual testing platform designed to identify UI/UX discrepancies and bugs in websites, platforms, and web applications. By streamlining the testing process without the need for coding, it enhances development efficiency and ensures high-quality client-facing software.
Pricing:
$418.67/mo
The monthly pricing range for this SaaS product. Prices are normalized to monthly amounts where possible.
API Testing Tools
The category of this listing.
SelectorsHub offers a range of free and paid tools designed to enhance web testing, including advanced XPath and CSS selectors courses. Users can access plugins for link checking, test case generation, and performance measurement, all aimed at improving productivity for testers.
Pricing:
$50-$70/mo
The monthly pricing range for this SaaS product. Prices are normalized to monthly amounts where possible.
API Testing Tools
The category of this listing.
An AI-powered test management tool streamlines quality assurance processes by centralizing test cases, automating test execution, and enhancing collaboration among agile teams. Key features include a shared repository for test plans, real-time progress tracking, workload management, and seamless integration with popular development platforms, addressing challenges such as disorganization, inefficient communication, and time estimation for testing efforts, making it ideal for software development teams seeking to improve their QA workflows.
Pricing:
$21-$31/mo
The monthly pricing range for this SaaS product. Prices are normalized to monthly amounts where possible.
API Testing Tools
The category of this listing.
This tool enables the simulation of APIs, services, and systems to enhance the software development lifecycle by allowing teams to work in parallel and automate testing processes. Key features include the ability to create simulators for unavailable services, automate manual backend processes, simulate error scenarios, and streamline test data management, ultimately addressing challenges such as dependency on third-party services and improving test coverage for developers and testers in various industries.
API Testing Tools
The category of this listing.
Zeenyx offers AscentialTest®, a powerful software testing solution designed to enhance productivity through automated and manual testing tools. With features like drag-and-drop test creation, object recognition, and comprehensive test management, it simplifies the testing process for various platforms and applications.
Pricing:
$200-$8400/mo
The monthly pricing range for this SaaS product. Prices are normalized to monthly amounts where possible.
API Testing Tools
The category of this listing.
An AI-powered, zero-config browser testing solution automates end-to-end testing in real browsers by connecting to your GitHub repository, cloning the codebase, running the build, and establishing secure remote sessions for in-browser test execution. It delivers features such as pull-request auto-testing with inline results, videos, and debugging links, auto-detection of PR openings, encrypted tunnels and isolated environments, full UI and regression coverage across responsive layouts and interactions, GitHub-native integration with no code changes, and comprehensive observability through logs and traces, solving problems like flaky tests, regressions, slow feedback loops, and manual QA bottlenecks for developers, QA engineers, open-source projects, and teams seeking faster, safer code reviews and higher software quality.
Pricing:
$20-$40/mo
The monthly pricing range for this SaaS product. Prices are normalized to monthly amounts where possible.
API Testing Tools
The category of this listing.
TestResults
This SaaS is trending! We've detected monthly traffic growth.The platform streamlines the software testing process by automating test case execution with a focus on user behavior, ensuring comprehensive coverage and faster results. Key features include natural language test automation, integration with various development tools, and a visual interface that allows non-technical users to create and manage tests, ultimately addressing the challenges of human error and inefficiency in traditional testing methods, making it ideal for enterprises and teams seeking reliable, scalable testing solutions.
API Testing Tools
The category of this listing.
Lost Pixel is a modern, open-source visual regression testing platform designed to help engineering teams confidently ship frontend changes by identifying visual bugs before they reach users. With seamless GitHub integration and support for various testing frameworks, it streamlines the visual testing process, making it easy to mask elements, execute browser code, and manage multiple breakpoints across different devices.
Pricing:
$100-$670/mo
The monthly pricing range for this SaaS product. Prices are normalized to monthly amounts where possible.
API Testing Tools
The category of this listing.
UIlicious offers a low-code platform designed for automating and scheduling cross-browser testing at scale, enabling users to focus on testing user journeys rather than HTML. With features like AI test authoring, interactive reporting, and smart element targeting, it simplifies the testing process while ensuring robust performance across various web applications.
Pricing:
$120-$0/mo
The monthly pricing range for this SaaS product. Prices are normalized to monthly amounts where possible.
API Testing Tools
The category of this listing.
* Some or all parts of this page may be AI generated, so please verify any critical information independently.
Frequently Asked Questions
How many API Testing Tools SaaS companies are there?
SaaS Browser tracks 836 API Testing Tools software products as of June 2026. 45 new API Testing Tools SaaS companies have been added in the past 30 days.
How many new API Testing Tools SaaS companies are added each month?
45 new API Testing Tools SaaS companies have been added to SaaS Browser in the past 30 days. Our proprietary crawling infrastructure continuously discovers new software products.
What are the most established API Testing Tools SaaS companies?
The most established API Testing Tools SaaS companies by domain authority include BrowserStack, Pgyer, Deque, SmartBear, Cypress. These companies represent the highest domain rank scores in the API Testing Tools category.
What is the typical company size for API Testing Tools SaaS?
Among API Testing Tools SaaS companies with employee data, the size distribution is: - 2 (0.9%), - 9 (4.1%), - 23 (10.6%), - 183 (84.3%).
What is the median domain authority for API Testing Tools SaaS companies?
The median domain rank for API Testing Tools SaaS companies is 12, compared to an overall SaaS median of 8. These companies have a median of 4 referring domains.
Which countries have the most API Testing Tools SaaS companies?
The top countries for API Testing Tools SaaS are: United States (136), United Kingdom (30), India (28), Germany (14), Canada (9). These represent the largest concentrations of API Testing Tools software companies globally.
What percentage of API Testing Tools SaaS companies offer affiliate programs?
22 API Testing Tools SaaS companies offer affiliate programs, representing 2.6% of all API Testing Tools software tracked by SaaS Browser. The median commission rate is 25%.
What is the median age of API Testing Tools SaaS companies?
The median API Testing Tools SaaS company was founded 6.0 years ago, with a median founding year of 2020.
Are API Testing Tools SaaS companies mostly B2B or B2C?
Based on available data, API Testing Tools SaaS companies break down as follows: Both B2B & B2C (15.8%), Business (B2B) (83.7%), Consumer (B2C) (0.5%).
What are the newest API Testing Tools SaaS companies?
The most recently discovered API Testing Tools SaaS companies include Garland, Mint, A11yOps, configtools, Panto. SaaS Browser continuously discovers and indexes new software products using proprietary crawling infrastructure.
About SaaS Browser
SaaS Browser is the largest, most up-to-date SaaS database on the internet, the ultimate prospecting and research tool for SaaS companies.
We discover emerging tools weeks after launch, before they appear in Apollo, ZoomInfo, or other databases. Our purpose-built platform exclusively tracks real software products with verified data, unlike generic prospecting tools polluted with agencies, consultancies, and outdated listings.
From Fortune 500 enterprises to bootstrapped startups launching this week, if it's SaaS, we track it.
How these numbers are calculated
- Total Software. The number of published SaaS companies currently listed for this selection. Only companies that pass our automated quality checks are counted.
- New (Past 30 Days). The net number of SaaS companies newly published for this selection in the last 30 days.
- Affiliate Programs. The number of listed SaaS companies that operate a verified affiliate or referral program.
- Median Age (Years). The median age, in years, of companies in this selection, based on founding year. The median is the middle value, so half are older and half younger.
- New (Past 365 Days). The number of SaaS companies published for this selection over the last 365 days.
- Churned (Past Year). Companies published within the last year that are no longer listed - they went offline, were removed, or stopped passing our quality checks.
- Annual Churn Rate. The annual churn rate - churned companies as a percentage of all companies published in the last year (still-listed plus churned).
- Free Trial. The percentage of listed companies in this selection that offer a free trial.
- Company Size Distribution. Distribution of companies by employee count: solo (1), small (2–50), mid (51–200), large (201–1,000), enterprise (1,000+). Percentages are of companies with employee data.
- Median Domain Rank. The median domain rank (0–100) across listed companies, a measure of search-engine authority. Higher is stronger. Shown against the overall median across all SaaS for comparison.
- Median Referring Domains. The median number of unique referring domains (distinct external sites linking to a company) across listed companies.
- Median Starting Price (USD). The median entry-level monthly price (USD) across companies in this selection with pricing data.
- Median High Price (USD). The median premium monthly price (USD) across companies in this selection with pricing data.
- Saturation Score. A 0–100 market saturation score combining total products, domain authority, referring domains, company age, traffic growth, pricing, and enterprise presence. Higher means more competitive.
- Median Commission. The median affiliate commission rate offered by companies in this selection that run an affiliate program.
- B2B / B2C Breakdown. Breakdown of companies by target market - business (B2B), consumer (B2C), or both - among those with consumer-type data.
