API Testing Tools
SaaS Browser tracks 904 API Testing Tools software companies, with 69 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
904
Total Software1
69
New (Past 30 Days)2
21
Affiliate Programs3
6
Median Age (Years)4
+526
New (Past 365 Days)5
134
Churned (Past Year)6
20.3%
Annual Churn Rate7
48.3%
Free Trial8
Company Size Distribution9
2
Enterprise (1,000+)
0.9% of total
10
Large (201-1,000)
4.4% of total
24
Mid-Size (51-200)
10.5% of total
192
Small (2-50)
84.2% 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 |
| Sauce Labs | 500 | 55 | 2008 | 2025-02-07 |
| Cucumber | — | 54 | — | 2025-02-07 |
| SmartBear | 1,000 | 53 | — | 2025-02-07 |
| 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 904 software products.
| Country | Count | % of Total |
|---|---|---|
| United States | 135 | 14.9% |
| India | 28 | 3.1% |
| United Kingdom | 28 | 3.1% |
| Germany | 15 | 1.7% |
| Canada | 10 | 1.1% |
| France | 6 | 0.7% |
| Singapore | 6 | 0.7% |
| Netherlands | 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 (2.3% of total).
Median Commission15
25%
Commission Type Distribution
One-Time
1
Recurring
4
Most Recently Added API Testing Tools SaaS
TestFlock
Added 2026-08-07
Bugpup
Added 2026-08-06
HarborClient
Added 2026-08-05
ControlChecker
Added 2026-08-05
Gamepad Bench
Added 2026-08-05
EchoProxy
Added 2026-08-05
Agentrix
Added 2026-08-03
RocketSim
Added 2026-08-03
veriCue
Added 2026-08-03
Prompt Engineering
Added 2026-08-03
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
156
Both B2B & B2C
17.3%
744
Business (B2B)
82.3%
4
Consumer (B2C)
0.4%
Based on 904 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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| Name | Rank Filter by domain authority/rank (higher numbers indicate higher authority, scale 0-100). | Traffic Filter by monthly organic search traffic volume | Traff % Filter by monthly percentage change in organic traffic | 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. | Ad Kws Filter by the number of paid search keywords | Kws % Filter by monthly percentage change in paid keywords | Ads Filter by the number of paid search ads | Ads % Filter by monthly percentage change in paid ads | Ref Dom Filter by the number of unique domains linking to the site | Ref % Filter by monthly percentage change in referring domains | 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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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... |
Locked | Locked | Locked | Locked | Locked | $0-20 | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked |
API & Backend-as-a-Service Platforms
API Management & Documentation
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Locked | Locked |
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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, ... |
Locked | Locked | Locked | Locked | Locked | $0-15 | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked |
Software Testing & Quality Assurance
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... |
Locked | Locked | Locked | Locked | Locked | - | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked |
Software Testing & Quality Assurance
Error Tracking & Bug Reporting
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Locked | Locked |
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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... |
Locked | Locked | Locked | Locked | Locked | $0-30 | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked |
API Testing Tools
Code Review Tools
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This tool enhances Java development by providing features such as one-click mock generation, automated unit test creation, and real-time performance monitoring. It addresses challenges like lengthy... |
Locked | Locked | Locked | Locked | Locked | - | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked |
API Testing Tools
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Locked | Locked |
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BrowserCat
Free Trial
BrowserCat offers a powerful headless browser automation API designed to simplify web scraping, testing, and automation tasks without the complexities of managing infrastructure. With support for p... |
Locked | Locked | Locked | Locked | Locked | $0-50 | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked |
API Testing Tools
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Mocklets
Free Trial
A powerful HTTP-based mock API simulator facilitates the rapid development and thorough testing of applications by allowing developers to create simulated APIs when the actual ones are unavailable ... |
Locked | Locked | Locked | Locked | Locked | $0-5 | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked |
API Testing Tools
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Locked | Locked |
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Sparrow
Free Trial
This open-source API testing tool enables teams to design, run, and automate tests across REST, GraphQL, WebSocket, and Socket.IO protocols, with features like multi-endpoint test flows, organized ... |
Locked | Locked | Locked | Locked | Locked | $10-50 | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked |
API Testing Tools
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Locked | Locked |
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Applitools
Free Trial
This intelligent testing platform enhances the automation of software testing by integrating advanced artificial intelligence to ensure applications function correctly and appear visually appealing... |
Locked | Locked | Locked | Locked | Locked | $0-969 | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked |
API Testing Tools
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Locked | Locked |
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This innovative solution streamlines mobile testing by integrating AI-powered robotics with manual testing processes, enabling teams to achieve comprehensive test coverage and accelerate release cy... |
Locked | Locked | Locked | Locked | Locked | From $1 | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked | Locked |
API Testing Tools
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* 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 904 API Testing Tools software products as of August 2026. 69 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?
69 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%), - 10 (4.4%), - 24 (10.5%), - 192 (84.2%).
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 (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 2.3% 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 (17.3%), Business (B2B) (82.3%), Consumer (B2C) (0.4%).
What are the newest API Testing Tools SaaS companies?
The most recently discovered API Testing Tools SaaS companies include TestFlock, Bugpup, HarborClient, ControlChecker, Gamepad Bench. 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.
