Empowering Digital Excellence with Precision Testing for Web Solutions
We specialize in thorough testing of web applications across industries to ensure seamless functionality, cross-browser compatibility, robust performance, and airtight security. Whether it's a dynamic eCommerce platform, a complex SaaS product, or a custom enterprise portal, our expert QA engineers validate every component to deliver a flawless user experience and ensure business continuity.
8+
Years Expertise
350+
Trusted Clients
40+
Certified Tester
100+
Testing Projects
\ Why We \
Global Leader in Software Testing with over a decade of experience in delivering end-to-end QA services.
ISTQB-Certified QA Engineers bringing deep expertise in functional, usability, and performance testing.
ISO 9001-Compliant quality assurance practices ensuring consistent, high-quality outcomes.
Proven Data Security Standards backed by ISO/IEC 27001-aligned practices to protect your sensitive information.
Agile QA Teams of 40+ professionals capable of quickly scaling and integrating into your SDLC.
Cross-Industry Experience including fintech, eCommerce, logistics, healthcare, SaaS, and enterprise IT.
Fast Onboarding & Execution — test planning and execution kick off in as little as 2–3 business days.
\ Our Services \
We validate that all features of your web app work as intended, covering user workflows, input validation, error messages, and business rules to ensure a seamless experience.
We test your application across major browsers (Chrome, Firefox, Safari, Edge) and devices (desktop, tablet, mobile) to ensure consistent appearance and behavior for all users.
Our team simulates real-world traffic to measure how your web app performs under various load conditions, identifying bottlenecks and optimizing response times.
We perform in-depth security assessments to detect vulnerabilities such as XSS, CSRF, SQL injection, and authentication flaws, ensuring your application is resilient against attacks.
Our experts assess user interface design, accessibility, and overall navigation to ensure a user-friendly and intuitive experience that aligns with user expectations.
We verify the reliability, functionality, and performance of your application's APIs to ensure smooth data exchange with external services and internal components.
\ Our Portfolio \
\ How We Work \
We begin by analyzing your application requirements, business goals, and target environments. Our QA leads define a custom testing roadmap covering scope, testing types, tools, and risk areas to ensure efficient coverage.
We create detailed, traceable test cases covering core user journeys, edge scenarios, and integrations. In parallel, we set up real-world browser, device, and OS combinations to mirror actual usage conditions.
Our testers run manual and automated test cases to validate functionality, responsiveness, and security. Detected issues are logged with detailed insights and severity levels for faster resolution by your dev team.
We deliver a comprehensive testing report with bug metrics, risk assessments, and actionable recommendations. Once all critical issues are resolved and verified, we provide QA sign-off for release readiness.
\ Few Words \
\ FAQs \
Web application testing is the process of evaluating a web app’s functionality, performance, security, and compatibility across browsers and devices. It ensures that the app behaves as expected under different conditions, offers a smooth user experience, and remains secure against vulnerabilities. Testing helps identify issues early, reducing risks and post-launch costs.
At Celestial Infosoft, our web application testing covers:
Functional testing
Performance and load testing
Cross-browser and cross-device compatibility testing
Usability testing
API testing
Security and vulnerability testing
The duration of web application testing depends on the complexity of the app, the scope of testing required, and whether automation is involved. On average, a mid-sized web app might take 2–4 weeks for complete manual and automated testing. We offer flexible engagement models for faster turnaround without compromising quality.
Yes. Celestial Infosoft offers robust automated testing using tools like Selenium, Cypress, and Playwright. Automated testing helps speed up regression cycles, improve accuracy, and ensure consistent test execution for scalable web applications.
Absolutely. Our team verifies your web app across a wide range of browsers, screen sizes, and devices. We ensure your layout, content, and interactivity are fully responsive, whether on desktops, tablets, or mobile devices, for a seamless user experience.
We are curious to discuss your dream web project!
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