99tests vs. vStellar Comparison


99tests	vStellar 4.0 out of 5 stars	+	+
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		Related Products MuukTest Are bugs slipping through your QA process and frustrating your customers? Catching issues early shouldn’t mean overwhelming your team with time-consuming tests. With MuukTest’s AI-driven platform, growing engineering teams reach 95% end-to-end test coverage in just 3 months, delivering quality at speed. By leveraging AI, our QA experts rapidly design, manage, and maintain comprehensive E2E tests for web, mobile, and API applications on the MuukTest platform. Within 8 weeks, we deliver full regression coverage, followed by exploratory and negative testing to uncover hidden bugs and expand test scenarios. We also proactively identify and address flaky tests and false results to ensure the reliability of your tests. Testing early and often allows you to detect bugs in the early stages of your development lifecycle, reducing the burden of technical debt down the line. 4.6 out of 5 stars 34 Ratings Visit Website for MuukTest QA Wolf QA Wolf is the fastest path to deterministic end-to-end test coverage for web and mobile apps. In one platform, teams can manage the entire testing lifecycle: Map out your workflows and coverage gaps, automate your tests in Playwright or Appium, and run your suite fully in parallel. - Build and maintain E2E tests 10x faster than agentic CLIs. - Run tests 12x faster than non-deterministic computer-use agents. - Release 5x more often with faster testing. Want all your testing done for you? QA Wolf’s Coverage as a Service delivers 80%+ test coverage in 4 months with 24-hour failure investigation, test maintenance, and guaranteed zero flakes. 4.8 out of 5 stars 284 Ratings Visit Website for QA Wolf Virtuoso QA Virtuoso QA is an enterprise agentic test automation platform setting the standard of proof for software releases. As AI accelerates how software is built, Virtuoso QA helps organisations release with confidence through governed, agentic automation for functional, regression and end-to-end testing across any browser-based application, from Dynamics 365, Salesforce and SAP to Guidewire and custom-built systems. Virtuoso QA turns requirements, designs, live applications or existing suites into executable journeys. Through Touchstone, its agentic layer, brings in 30+ specialised agents to do the work, grounded in your sources and standards. The Analyst turns documentation into source-cited test requirements, the Architect designs the journeys that prove them, and Autopilot builds each one. Your team reviews and approves each stage, so nothing enters the suite on trust. Tests run on a deterministic engine within existing CI/CD pipelines, and self-healing fixes are proposed as reviewable diffs, keeping test suites current without manual rework. Every release is backed by evidence of what was tested, what changed and who approved it. That is why organisations in financial services, insurance, healthcare and the public sector trust Virtuoso QA where releases carry consequences. 4.5 out of 5 stars 131 Ratings Visit Website for Virtuoso QA Parasoft "Parasoft delivers an AI‑powered software testing platform that helps organizations continuously release high‑quality software. Our solutions support embedded and enterprise teams by integrating code analysis, testing, virtualization, and coverage into the delivery pipeline to improve security, reliability, and compliance while reducing cost and effort. Parasoft C/C++test provides static analysis, unit testing, code coverage, and requirements traceability for C and C++ applications. It integrates with Eclipse and Visual Studio, supports CI/CD automation, and is TÜV‑certified for safety‑ and security‑critical systems. Parasoft C/C++test CT is a scalable, compliance‑ready solution for C and C++ teams. It integrates into CI/CD workflows, supports open‑source unit testing frameworks, containers, VS Code, Bazel build systems, eliminates IDE dependencies, and is TÜV‑certified for safety‑ and security‑critical development." 4.6 out of 5 stars 152 Ratings Visit Website for Parasoft Checksum.ai Checksum is a continuous quality platform that autonomously generates, runs, and maintains tests so engineering teams can ship AI-generated code without trading speed for reliability. Unlike copilots that wait for prompts, Checksum works as a background agent, detecting what needs testing, generating production-ready Playwright, and healing broken tests automatically. Seventy percent of failures resolve autonomously, keeping suites green without manual effort. Built on fine-tuned data from 1.5+ million test runs, Checksum covers every layer of the SDLC: end-to-end, API, and CI testing from a single platform. Tests are delivered as standard Playwright code, submitted as a PR to your repo. No vendor lock-in. Checksum integrates natively with Cursor, Claude Code, and 100+ coding agents via /checksum slash commands, so code is tested before a human ever reviews it. AI handles generation and healing on Checksum's cloud: no LLM tokens. The result: ship faster, with confidence. 5.0 out of 5 stars 2 Ratings Visit Website for Checksum.ai KonstructIQ KonstructIQ is an AI-powered construction and financial platform designed for residential general contractors, remodeling firms, and home builders. It consolidates the full project lifecycle, from fast, professional estimates to budgeting, invoicing, payments, change-order management, cost tracking, subcontractor coordination, and real-time reporting, into a single interface. Its estimating module enables contractors to build detailed bids quickly, using customizable cost codes, markup or margin calculations, and either cost-plus or fixed-price models. Once an estimate is approved, it becomes the project budget; every subsequent bill, invoice, or change order automatically updates the budget so contractors maintain accurate job costing and profitability oversight. Payments to subcontractors or suppliers are built in, and support methods like ACH, checks, debit/credit cards, virtual cards, or Zelle, and invoices can be paid directly by clients through a portal to speed up cash flow. 4.8 out of 5 stars 7 Ratings Visit Website for KonstructIQ Astra Pentest Astra’s Pentest is a comprehensive penetration testing solution with an intelligent automated vulnerability scanner coupled with in-depth manual pentesting. On top of 10000+ tests including security checks for all CVEs mentioned in the OWASP top 10, and SANS 25, the automated scanner also conducts all tests required to comply with ISO 27001, HIPAA, SOC2, and GDPR. Astra offers an interactive pentest dashboard that the user can use to visualize vulnerability analyses, assign vulnerabilities to team members, and collaborate with security experts. And if the users don’t want to get back to the dashboard every time they want to use the scanner or assign a vulnerability to a team member, they can simply use the integrations with CI/CD platforms, Slack, and Jira. 4.6 out of 5 stars 296 Ratings Visit Website for Astra Pentest Codemagic Codemagic macOS build machines make building hybrid applications seamless thanks to the ever-growing list of preinstalled software available. Set up your Cordova Android and iOS app builds and workflows in a single, easy-to-configure codemagic.yaml file. Ensure the health of your Android and iOS apps with automated tests on simulators, emulators and real devices, and receive immediate feedback on build results. Codemagic integrates with Apple Developer Portal for easy iOS code signing and allows you to deploy to App Store Connect and Google Play without delay. Set up your React Native app builds and workflows in a single, easy-to-configure codemagic.yaml file. Codemagic’s macOS build machines come with multiple Xcode versions, Android SDK and npm preinstalled for hassle-free Android and iOS builds. Codemagic makes it easy to automate the testing of your React Native apps on simulators, emulators and real devices. 4.7 out of 5 stars 138 Ratings Visit Website for Codemagic Innoslate SPEC Innovations’ flagship model-based systems engineering solution can help your team reduce time-to-market, cost, and risk on even some of the most complex systems. This cloud or on-premise application uses a modern web browser, with an intuitive graphical user interface. Innoslate’s full lifecycle capabilities include: • Requirements Management • Documents Management • Modeling • Discrete Event Simulator • Monte Carlo Simulator • DoDAF Models and Views • Database Management • Test Management with full reports, status updates, results, and more. • Real Time Collaboration 4.5 out of 5 stars 99 Ratings Visit Website for Innoslate InfoFlo Case Management software made simple so you can focus on your non profit. 360 degree views of your cases all from a single dashboard. Get rid of those excel documents and start accessing your data from any anywhere on any device. With InfoFlo you will get a fully customized system to fit your needs all at an affordable price. 4.5 out of 5 stars 196 Ratings Visit Website for InfoFlo
About 99tests is a crowdsourced, fixed-price testing service for mobile apps and websites. Teams upload a build or URL, provide test cases—including AI-generated cases—and choose device and browser targets. Testers in India run the cases on their own phones, laptops, and browsers. 99tests returns a human-verified report with pass/fail results, reproduction steps, expected and actual behavior, device and OS details, and screenshots or recordings for findings. Its hosted workflow also supports an MCP server that compatible coding clients can use to look up packages, create jobs, check status, and retrieve reports; payment is completed through browser checkout. Teams use 99tests for release checks and regression testing across real devices without maintaining an in-house device lab or QA team. Fixed-price packages specify session, device or browser, and test-case limits, along with turnaround times. 99tests also offers separate free online QA utilities.	About vStellar is a low-code, AI-powered software testing framework that simplifies automation for QA teams, developers, and enterprises. It enables effortless UI, API, and mobile testing within a unified environment, helping teams deliver accurate, consistent, and scalable results. Built for modern development pipelines, vStellar integrates seamlessly with IntelliJ IDEA, CI/CD tools, and version control systems to support end-to-end automation workflows. Its intuitive plugin and parallel testing capabilities reduce setup time while increasing efficiency across test execution. QA engineers can validate visual interfaces, endpoints, and performance metrics all within one framework. Trusted by global teams, vStellar empowers organizations to test smarter, deliver faster, and maintain the highest quality standards in every release.
Platforms Supported Windows Not Supported Mac Not Supported Linux Not Supported Cloud Supported On-Premises Not Supported iPhone Not Supported iPad Not Supported Android Not Supported Chromebook Not Supported	Platforms Supported Windows Not Supported Mac Not Supported Linux Not Supported Cloud Supported On-Premises Not Supported iPhone Not Supported iPad Not Supported Android Not Supported Chromebook Not Supported
Audience Product and engineering teams using AI coding tools that have test cases but no device lab or QA team.	Audience QA engineers, software testers, and DevOps teams seeking a unified, low-code automation framework to streamline testing, accelerate releases, and enhance software reliability across platforms
Support Phone Support Not Supported 24/7 Live Support Supported Online Supported	Support Phone Support Not Supported 24/7 Live Support Supported Online Supported
API Offers API Supported	API Offers API Not Supported
Screenshots and Videos No images available	Screenshots and Videos No images available
Pricing $129/run Starter is a one-time $129 per run for customers outside India; Indian customers pay ₹9,999 plus GST. It includes five 45-minute sessions across two phones or browsers, up to about 25 test cases, and a verified report in three business days. Standard is $249 per run and Deep is $449 per run outside India. Jobs are purchased individually, not by subscription. Free Version Supported Free Trial Supported	Pricing No information available. Free Version Supported Free Trial Not Supported
Reviews/Ratings Overall 0.0 / 5 ease 0.0 / 5 features 0.0 / 5 design 0.0 / 5 support 0.0 / 5 This software hasn't been reviewed yet. Be the first to provide a review: Review this Software	Reviews/Ratings Overall 4.0 / 5 ease 4.0 / 5 features 5.0 / 5 design 5.0 / 5 support 5.0 / 5 Read all reviews
	Pros & Cons from Real Users Pros vStellar’s low-code framework simplifies test automation across UI, API, mobile, performance, and accessibility. It boosts efficiency, reduces errors, and is easy to use even for non-developers. With seamless integration and helpful analytics, teams can test more, faster, and with greater confidence. Cons It may struggle with complex, highly customized tests and could lead to vendor lock-in. Advanced features still require some technical skill, and automated tests need regular maintenance. Costs and setup time might also be a concern for smaller teams.
Training Documentation Supported Webinars Not Supported Live Online Not Supported In Person Not Supported	Training Documentation Supported Webinars Not Supported Live Online Not Supported In Person Not Supported
Company Information 99tests Founded: 2010 India 99tests.com	Company Information vStellar Founded: 2020 United States vstellar.io
Alternatives Global App Testing 4.8 out of 5 stars	Alternatives ContextQA
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Cerberus Testing 4.7 out of 5 stars	QA Wolf 4.8 out of 5 stars
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Categories Crowd Testing Supported Mobile App Testing Supported QA Testing Supported	Categories AI Testing Tools Supported API Testing Supported Automated Testing Supported Mobile App Testing Supported Performance Testing Supported QA Testing Supported Test Automation Frameworks Supported UI Testing Supported Web Accessibility Testing Supported

Integrations Allure TestOps Not Supported Amazon Web Services (AWS) Not Supported Bitbucket Not Supported Claude Code Supported Cursor Supported Docker Not Supported Gatling Not Supported GitHub Not Supported IntelliJ IDEA Not Supported Java Not Supported Model Context Protocol (MCP) Supported Postman Not Supported ReportPortal Not Supported Selenium Not Supported Visual Studio Code Supported Show More Integrations View All 4 Integrations	Integrations Allure TestOps Supported Amazon Web Services (AWS) Supported Bitbucket Supported Claude Code Not Supported Cursor Not Supported Docker Supported Gatling Supported GitHub Supported IntelliJ IDEA Supported Java Supported Model Context Protocol (MCP) Not Supported Postman Supported ReportPortal Supported Selenium Supported Visual Studio Code Not Supported Show More Integrations View All 11 Integrations
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