API Testing Tools
SaaS Browser tracks 859 API Testing Tools software companies, with 66 added in the past 30 days. The top countries for API Testing Tools SaaS include United States (135), India (28), United Kingdom (28).
Key Data Points for API Testing Tools
859
Total Software1
66
New (Past 30 Days)2
21
Affiliate Programs3
6
Median Age (Years)4
+493
New (Past 365 Days)5
146
Churned (Past Year)6
22.8%
Annual Churn Rate7
48.8%
Free Trial8
Company Size Distribution9
2
Enterprise (1,000+)
0.9% of total
9
Large (201-1,000)
4.2% of total
24
Mid-Size (51-200)
11.1% of total
181
Small (2-50)
83.8% 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 859 software products.
| Country | Count | % of Total |
|---|---|---|
| United States | 135 | 15.7% |
| India | 28 | 3.3% |
| United Kingdom | 28 | 3.3% |
| Germany | 14 | 1.6% |
| Canada | 10 | 1.2% |
| France | 6 | 0.7% |
| Singapore | 6 | 0.7% |
| Poland | 5 | 0.6% |
| Czechia | 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
21 API Testing Tools SaaS companies offer affiliate programs (2.4% of total).
Median Commission15
25%
Commission Type Distribution
One-Time
1
Recurring
4
Most Recently Added API Testing Tools SaaS
Flutternaut
Added 2026-07-18
Hookbin
Added 2026-07-18
AccountWarmup
Added 2026-07-18
AztecTests
Added 2026-07-17
NoobQA
Added 2026-07-17
QA Spider
Added 2026-07-17
Osloq
Added 2026-07-16
Kinora
Added 2026-07-16
HookBench
Added 2026-07-15
ShakaPerf
Added 2026-07-15
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
144
Both B2B & B2C
16.8%
708
Business (B2B)
82.7%
4
Consumer (B2C)
0.5%
Based on 856 companies with consumer type data (99.7% 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.
QA Genie Studio
The owner has verified their profile information displayed on this page.
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 assurance processes. Its main features include AI-powered test case creation, offline fallback support, versatile export options (Excel, CSV, JSON, PDF), smart management of test suites, risk-based sorting prioritizing critical and security-related scenarios, batch operations for streamlined workflow, and a user-friendly interface suitable for developers and QA teams seeking rapid, precise, and customizable test generation to improve bug detection and ensure software reliability.
Software Testing & Quality Assurance
The category of this listing.
Error Tracking & Bug Reporting
The category of this listing.
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, thereby enhancing clarity and coverage visibility. It offers features such as shared reusable lists for users, actions, and features; notes and task checklists for detailed test setup; undo capabilities for all modifications; and an offline-first approach that stores work locally while allowing cloud synchronization, making it ideal for testers, quality assurance teams, and product managers seeking an efficient, flexible, and cost-effective alternative to traditional spreadsheet or enterprise test management solutions.
Pricing:
$0-$14.99/mo
The monthly pricing range for this SaaS product. Prices are normalized to monthly amounts where possible.
Software Testing & Quality Assurance
The category of this listing.
API Testing Tools
The category of this listing.
Testbirds
This SaaS is trending! We've detected monthly traffic growth.Testbirds offers crowdtesting services that provide real user insights to enhance digital products. With a global community of testers, the platform supports various testing methods, including usability, QA, and payment testing, to help businesses improve their customer experiences.
Pricing:
€28/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 platform provides a comprehensive and user-friendly framework for automating testing across various application types, including mobile, web, and desktop environments, supporting multiple browsers and operating systems. Its main features include an intuitive test builder, pre-built automation packages, cloud-based testing capabilities, customizable workflows for advanced users, and seamless integration with CI/CD pipelines, thereby enhancing testing speed, coverage, and reliability. Designed for cross-functional teams with diverse technical skills, it addresses challenges such as rapid release cycles, manual testing inefficiencies, and platform compatibility, making it ideal for software developers, quality assurance professionals, and automation engineers aiming to improve testing productivity and software quality.
Pricing:
$99/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.
Ghost Inspector offers easy and powerful tools for automated browser testing, allowing users to create tests without any coding skills. With features like visual testing, scheduling, and integration options, it supports both beginners and experienced testers in ensuring their websites and applications function correctly.
Pricing:
$109-$499/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.
Assertible offers automated QA tools designed to test and monitor web services, ensuring confidence in critical infrastructure across various deployments and environments. With features like automatic synchronization of API tests and seamless integration with popular tools, it streamlines the process of maintaining web application health and reliability.
Pricing:
$0-$100/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 facilitates behavior-driven development by enabling teams to write human-readable specifications that define the expected functionality and user interactions of software applications, primarily in PHP. Its main features include creating and organizing test scenarios using plain language, supporting various testing strategies such as browser automation, API testing, shell command execution, and database interactions, while offering extensive customization through its extension system to suit different project requirements and frameworks. It addresses problems related to communication gaps between developers, testers, and non-technical stakeholders by providing a clear, collaborative approach to verifying that software meets business needs, making it ideal for PHP developers, quality assurance teams, and product owners aiming for reliable, maintainable, and collaborative software development.
API Testing Tools
The category of this listing.
This platform provides advanced AI-powered testing tools designed to automate and enhance software quality assurance processes across web and application environments. It offers features such as AI-driven accessibility and security checks, automated test generation and conversion from manual scenarios, seamless integration with popular test management systems, CI/CD pipeline compatibility, and customizable enterprise solutions, including white-label branding and dedicated support. It addresses challenges like manual testing's time consumption, missed defects, complex compliance requirements, and the need for rapid deployment, making it ideal for QA teams, developers, and organizations aiming for reliable, compliant, and high-quality software delivery at scale.
Pricing:
$49-$495/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.
SmartBear offers a comprehensive suite of software testing, monitoring, and developer tools designed to enhance the quality and performance of applications. With integrated solutions for API management, automated testing, and real user monitoring, teams can streamline their workflows and deliver exceptional user experiences.
Pricing:
$36-$41/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 859 API Testing Tools software products as of July 2026. 66 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?
66 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 (4.2%), - 24 (11.1%), - 181 (83.8%).
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 (135), India (28), United Kingdom (28), Germany (14), 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 2.4% 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 (16.8%), Business (B2B) (82.7%), Consumer (B2C) (0.5%).
What are the newest API Testing Tools SaaS companies?
The most recently discovered API Testing Tools SaaS companies include Flutternaut, Hookbin, AccountWarmup, AztecTests, NoobQA. 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.
