API Testing Tools
SaaS Browser tracks 1,056 API Testing Tools software companies, with 83 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
1,056
Total Software1
83
New (Past 30 Days)2
21
Affiliate Programs3
6
Median Age (Years)4
+655
New (Past 365 Days)5
132
Churned (Past Year)6
16.8%
Annual Churn Rate7
46.4%
Free Trial8
Company Size Distribution9
2
Enterprise (1,000+)
0.9% of total
11
Large (201-1,000)
4.8% of total
24
Mid-Size (51-200)
10.4% of total
193
Small (2-50)
83.9% of total
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 1,056 software products.
| Country | Count | % of Total |
|---|---|---|
| United States | 136 | 12.9% |
| India | 31 | 2.9% |
| United Kingdom | 29 | 2.7% |
| Germany | 15 | 1.4% |
| Canada | 10 | 0.9% |
| Netherlands | 8 | 0.8% |
| France | 6 | 0.6% |
| Singapore | 6 | 0.6% |
| Czechia | 5 | 0.5% |
| Australia | 5 | 0.5% |
SEO & Domain Authority for API Testing Tools
Median Domain Rating10
22
vs. overall median of 13
Pricing Data for API Testing Tools
Median Starting Price (USD)12
$10/mo
Median High Price (USD)13
$69/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
56 / 100 (Medium)
Affiliate Programs in API Testing Tools
21 API Testing Tools SaaS companies offer affiliate programs (2.0% of total).
Median Commission15
25%
Commission Type Distribution
One-Time
1
Recurring
4
Most Recently Added API Testing Tools SaaS
BrowserBunny
Added 2026-10-03
VizDiff
Added 2026-10-02
Origin
Added 2026-10-02
SureStage
Added 2026-10-02
OwnQA
Added 2026-10-02
Qualix AI
Added 2026-10-02
PodNest
Added 2026-10-02
Busymate
Added 2026-10-02
Tessa
Added 2026-10-02
Sharper Than AI
Added 2026-10-01
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
194
Both B2B & B2C
18.4%
855
Business (B2B)
81.1%
5
Consumer (B2C)
0.5%
Based on 1,054 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
Show Filters
Advanced Filters
X
This advanced test management platform streamlines the testing process, enabling teams to plan, execute, and track testing activities with remarkable speed and efficiency. Key features include AI-driven test generation, seamless integration with CI/CD tools, customizable dashboards for real-time insights, and robust compliance capabilities, all designed to enhance collaboration and improve software quality for development teams and quality assurance professionals.
Pricing:
$37-$74/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 intelligent testing platform enhances the automation of software testing by integrating advanced artificial intelligence to ensure applications function correctly and appear visually appealing across various devices and browsers. Key features include autonomous test creation, visual validation, cross-browser testing, and accessibility assessments, addressing challenges such as reducing manual testing time, minimizing maintenance efforts, and improving overall software quality, making it suitable for developers, QA engineers, and digital teams across diverse industries.
Pricing:
$0-$969/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.
Cypress is an open-source testing framework designed for modern web applications, allowing users to write, run, and debug tests directly in the browser. With features like visual debugging and seamless integration into CI pipelines, it enhances the testing experience and boosts productivity for developers.
Pricing:
$67-$3199/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.
Mock Service Worker
This SaaS is trending! We've detected monthly traffic growth.
Mock Service Worker is an industry-standard API mocking library designed for both browser and Node.js environments, enabling developers to create client-agnostic mocks that can be reused across various frameworks and tools. It simplifies the testing process by allowing users to focus on network behavior without the need for complex configurations, ensuring a seamless integration into any development workflow.
Pricing:
$9.99/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.
Momentic
This SaaS is trending! We've detected monthly traffic growth.
Momentic is an advanced AI testing tool designed to streamline software testing processes, including regression testing, production monitoring, and UI automation. With its intuitive low-code editor and automated test maintenance, Momentic enhances development and QA cycles, allowing teams to create, deploy, and manage tests efficiently across various environments.
Pricing:
$0-$125/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.
The platform provides a comprehensive hardware testing environment that enables developers to define, simulate, and validate embedded firmware and hardware configurations using YAML descriptions, running tests locally or within continuous integration pipelines. Its main features include an open-source command-line interface, a user-friendly dashboard with real-time topology visualization, scalable build and test runner pools, detailed audit logs, matrix job execution, support for hardware co-simulation with Verilator, and seamless integration with version control systems; it addresses challenges related to hardware-in-the-loop testing, automation, and collaboration in embedded development teams. This solution is tailored for embedded developers, hardware engineers, QA teams, and organizations seeking secure, scalable, and automated hardware validation within their existing infrastructure and workflows.
API Testing Tools
The category of this listing.
Taplid
The owner has verified their profile information displayed on this page.
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 features such as structured output analysis, real-time validation, automated review of code changes, legal drafts, technical reports, and JSON artifacts, along with support for integration via web, APIs, SDKs, and CLI tools; it helps developers, product teams, and compliance officers identify hallucinations, inconsistencies, unsafe patterns, and compliance issues, thereby streamlining quality control, reducing errors, and enhancing trustworthiness of automated AI outputs.
Pricing:
$0-$29.99/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.
Code Review Tools
The category of this listing.
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 generation, and latency simulation, enabling developers to test and develop applications without backend implementation. It offers intuitive, user-friendly tools for setting up CRUD routes, dynamic routing with path variables, and injecting custom headers, making it suitable for testers, frontend developers, and API designers seeking efficient, code-free testing environments; it addresses challenges such as lengthy backend setup, hard-to-maintain hardcoded data, and the need for realistic network conditions.
Pricing:
$0/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 Testing Tools
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.
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 platforms like Confluence and Word. It offers features such as aggregated performance metrics, error analysis, response time visualization, baseline versus new test comparison, customizable SLA thresholds, and AI-driven explanations to identify bottlenecks and performance issues, making it particularly valuable for performance engineers, QA teams, and DevOps professionals aiming to analyze and communicate test outcomes effectively.
Pricing:
$0-$5/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 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.
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 potential issues before live deployment. Its main features include executing comprehensive charging journey simulations, testing for protocol adherence, simulating adverse conditions like meter errors or billing discrepancies, and providing detailed, graded reports on conformance, partner compatibility, and acceptance rules. It addresses the problems of uncovering roaming bugs, mismatched data exchanges, and billing inaccuracies, making it ideal for charging network operators, platform integrators, and developers seeking reliable, error-free roaming integrations and improved interoperability across multiple charging networks.
Pricing:
$149-$499/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.
This AI-driven testing tool automates the creation of comprehensive, standardized test cases by analyzing requirements, designs, recordings, and source code, significantly reducing manual effort and accelerating the testing process. It offers key features such as multi-platform support for web, mobile, and API testing, seamless import and export capabilities, secure data handling, and the ability to generate unit and user acceptance tests, making it ideal for software testers, quality assurance teams, and development professionals seeking efficient and reliable testing solutions.
Pricing:
$0-$59/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.
Checksum offers automated end-to-end testing for applications, using AI to generate and maintain tests based on real user sessions. This service allows developers to focus on building features while ensuring fast, bug-free code delivery with minimal effort.
API Testing Tools
The category of this listing.
This innovative tool streamlines web application testing by enabling users to effortlessly record and playback interactions without requiring any coding skills. Key features include AI-powered UI testing for accurate visual comparisons, cross-browser compatibility to ensure consistent user experiences, and seamless integration with popular testing clouds, making it ideal for developers and testers seeking to enhance their workflow and improve software quality efficiently.
Pricing:
$210-$720/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 extension facilitates automated testing and self-healing workflows for teams developing and deploying code in TypeScript by integrating local, continuous integration (CI), and cloud environments, solving challenges related to maintaining durable, up-to-date tests across different stages. Key features include automated test generation, structured failure analysis using JSON, targeted code patches, and seamless file updates—enabling persistent, reliable testing without manual intervention. It is designed for development teams, software engineers, quality assurance professionals, and DevOps teams seeking to enhance test resilience, reduce manual debugging efforts, and ensure continuous test validity across diverse deployment pipelines.
API Testing Tools
The category of this listing.
This library simplifies the process of detecting user-agent strings, providing developers with clear and structured insights about the devices, browsers, and operating systems accessing their applications. Key features include wide detection coverage for various platforms, a lightweight and efficient design, seamless integration with existing workflows, and ongoing updates to keep pace with technological advancements, making it an essential tool for web developers aiming to enhance user experience and optimize application performance.
Pricing:
$14-$599/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.
Jikken offers a powerful suite of tools designed to enhance software testing and monitoring, enabling faster and more reliable delivery of results to customers. With features like YAML-defined API tests, seamless integration into CI/CD pipelines, and real-time analytics, Jikken empowers developers to maintain high confidence in their software's performance.
Pricing:
$8.5-$85/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 advanced AI-powered platform designed for developing, testing, and expanding mobile applications across iOS and Android operating systems, utilizing real devices, emulators, and simulators for comprehensive automation. It offers features such as real-time app interaction analysis through AI vision, cross-platform scripting with human-readable DSL, automated UI testing, layout bug detection, multi-language screenshot automation, and seamless integration with various AI tools, solving challenges related to manual testing, UI validation, localization, and repetitive tasks for mobile developers, testers, and QA teams aiming for efficient, accurate, and scalable app quality assurance.
Pricing:
$4.99-$9.99/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.
* 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 1,056 API Testing Tools software products as of October 2026. 83 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?
83 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 (0.9%), - 11 (4.8%), - 24 (10.4%), - 193 (83.9%).
What is the median domain authority for API Testing Tools SaaS companies?
The median domain rating for API Testing Tools SaaS companies is 22, 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) (81.1%), Consumer (B2C) (0.5%).
What are the newest API Testing Tools SaaS companies?
The most recently discovered API Testing Tools SaaS companies include BrowserBunny, VizDiff, Origin, SureStage, OwnQA. 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.
