API Testing Tools
SaaS Browser tracks 1,070 API Testing Tools software companies, with 86 added in the past 30 days. The top countries for API Testing Tools SaaS include United States (136), India (31), United Kingdom (29).
Key Data Points for API Testing Tools
Company Size Distribution9
Most Established API Testing Tools Companies
| Company | Employees | Domain Rating | Founded | Added |
|---|---|---|---|---|
| BrowserStack | 5,000 | 86 | 2011 | 2025-01-23 |
| Bazel | — | 84 | — | 2025-02-28 |
| Deque | 500 | 84 | 1999 | 2025-02-28 |
| Centercode | 200 | 82 | 2001 | 2025-02-08 |
| Cypress | — | 81 | — | 2025-02-26 |
| Sauce Labs | 500 | 78 | 2008 | 2025-02-07 |
| Accessibility Insights | — | 78 | — | 2025-02-08 |
| SmartBear | 1,000 | 77 | — | 2025-02-07 |
| Testing Library | — | 76 | — | 2026-02-24 |
| Cucumber | — | 75 | — | 2025-02-07 |
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 1,070 software products.
| Country | Count | % of Total |
|---|---|---|
| United States | 136 | 12.7% |
| India | 31 | 2.9% |
| United Kingdom | 29 | 2.7% |
| Germany | 15 | 1.4% |
| Canada | 10 | 0.9% |
| Netherlands | 8 | 0.7% |
| France | 6 | 0.6% |
| Singapore | 6 | 0.6% |
| Czechia | 5 | 0.5% |
| Australia | 5 | 0.5% |
SEO & Domain Authority for API Testing Tools
Pricing Data for API Testing Tools
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.
Affiliate Programs in API Testing Tools
21 API Testing Tools SaaS companies offer affiliate programs (2.0% of total).
Most Recently Added API Testing Tools SaaS
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
Based on 1,068 companies with consumer type data (99.8% 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.
Discover API Testing Tools SaaS
Advanced Filters
| Name | Rating Filter by domain rating, our measure of a site's link authority (scale 0-100, higher is stronger). | Rating/mo Filter by the typical change in domain rating each month, in rating points. Positive values mean the site is gaining authority. | Emp Filter by the number of employees in the company. | Est. Filter by how many years the company has been in operation. | Price Filter by the monthly price range of the SaaS product (prices are normalized to monthly amounts). | Ctry Filter by the country where the SaaS company is registered or headquartered found by crawling publicly available information on the internet. | Comm % Filter by the affiliate commission percentage rate | Pages Filter by the number of pages in the site's sitemap (indicates site size) | Cat Filter by the SaaS product category or industry. | Type Filter by whether the SaaS targets personal users (B2C), businesses (B2B), or both | AI Filter by whether the SaaS mentions using AI technology |
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BrowserStack
Free Trial
BrowserStack is a robust platform designed for comprehensive app and cross-browser testing, enabling users to conduct tests on real devices and browsers seamlessly. The introduction of Low Code Aut... |
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API Testing Tools
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This open-source library allows developers and testers to create temporary, isolated environments using Docker containers for various dependencies such as databases, message brokers, or web browser... |
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API Testing Tools
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Cucumber
Free Trial
This framework enables automated acceptance testing by expressing executable requirements in plain language through structured steps (Given-When-Then), with features such as reusable step definitio... |
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API Testing Tools
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This testing utility suite provides lightweight, user-centric tools to create maintainable and reliable tests for web applications, ensuring that test cases closely mimic real user interactions for... |
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API Testing Tools
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Browserling
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This platform facilitates online cross-browser testing by providing users with access to real desktop browsers running on virtual machines, enabling them to interact with websites as if they were u... |
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API Testing Tools
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A comprehensive testing tool designed to automatically generate structured, actionable test cases based on natural language descriptions, addressing the need for organized and efficient quality ass... |
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Software Testing & Quality Assurance
Error Tracking & Bug Reporting
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Rowcall
Free Trial
This manual test tracking tool is designed to streamline product testing workflows by organizing individual tests as distinct rows, each representing a unique user action within specific features, ... |
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Software Testing & Quality Assurance
API Testing Tools
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Simceptor
Free Trial
Simceptor is a no-code platform designed to quickly create customizable mock API servers that emulate RESTful endpoints with advanced features such as conditional response rules, dynamic data gener... |
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API & Backend-as-a-Service Platforms
API Testing Tools
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ChargerDojo
Free Trial
This OCPI testing tool is designed to simulate and validate roaming interactions in electric vehicle charging networks, ensuring compliance with various OCPI protocol versions and identifying poten... |
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Software Testing & Quality Assurance
API Testing Tools
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This system functions as an AI-powered validation and auditing platform designed to ensure the accuracy, safety, and compliance of generated technical outputs, code, and documents. It offers featur... |
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API Testing Tools
Code Review Tools
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JMeterHub
Free Trial
This tool transforms raw JMeter test results into comprehensive, easily shareable reports by generating detailed tables, visually appealing graphs, and clear comparisons that are compatible with pl... |
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API Test Lab
Free Trial
This platform provides an integrated environment for comprehensive API testing, load simulation, and traffic analysis, enabling developers and engineers to validate, monitor, and optimize applicati... |
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API & Backend-as-a-Service Platforms
API Management & Documentation
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Hector
Free Trial
The platform provides a comprehensive hardware testing environment that enables developers to define, simulate, and validate embedded firmware and hardware configurations using YAML descriptions, r... |
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API Testing Tools
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A planning-powered testing platform uses autonomous agents and a digital twin of the game to set test goals, automatically plan optimal action sequences, execute them in the live game, and adapt in... |
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API Testing Tools
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Qyrus
Free Trial
Qyrus is a comprehensive software testing platform designed to streamline web, mobile, API, and component testing, ensuring seamless digital user experiences. With AI-driven capabilities and no-cod... |
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API Testing Tools
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Testream
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This system provides automated test reporting and real-time visibility of test results within the Jira platform, integrating data from various CI/CD pipelines and testing frameworks to streamline q... |
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Testomat
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Testomat is an advanced test management system designed to streamline both automated and manual testing processes within a single workspace, fostering collaboration among business analysts, develop... |
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API Testing Tools
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RunsOn
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This tool provides instant, comprehensive analysis of a website's technology infrastructure by inspecting source code and monitoring network traffic to identify frameworks, libraries, hosting provi... |
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API Testing Tools
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Thunder Client is a lightweight REST API client extension for VS Code, designed for easy API testing. It features collections, environments, and local storage, making it simple for users to manage ... |
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API Testing Tools
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BaseRock is a modern software quality platform designed to help businesses release more features while maintaining high code quality. It offers tools for effortless unit and integration testing, al... |
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Frequently Asked Questions
How many API Testing Tools SaaS companies are there?
SaaS Browser tracks 1,070 API Testing Tools software products as of October 2026. 86 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?
86 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, Bazel, Deque, Centercode, 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 (0.8%), - 11 (4.5%), - 25 (10.2%), - 207 (84.5%).
What is the median domain authority for API Testing Tools SaaS companies?
The median domain rating for API Testing Tools SaaS companies is 23, compared to an overall SaaS median of 13.
Which countries have the most API Testing Tools SaaS companies?
The top countries for API Testing Tools SaaS are: United States (136), India (31), United Kingdom (29), Germany (15), Canada (10). These represent the largest concentrations of API Testing Tools software companies globally.
What percentage of API Testing Tools SaaS companies offer affiliate programs?
21 API Testing Tools SaaS companies offer affiliate programs, representing 2.0% 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 (18.4%), Business (B2B) (81.2%), Consumer (B2C) (0.5%).
What are the newest API Testing Tools SaaS companies?
The most recently discovered API Testing Tools SaaS companies include Wardyr, PayloadTap, QualityAI, Feena, BenchRush. 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 Rating. The median domain rating (0–100) across listed companies, our measure of link authority. Higher is stronger. Shown against the overall median across all SaaS for comparison.
- 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.
