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Private Crowd Testing Ensures a Robust Mobile Banking Experience

Discover how a leading financial institution enhanced its revamped mobile banking app through Qualitest’s private crowd testing, ensuring stability, usability, and a seamless customer experience.

Challenge

The client needed to validate the performance, usability, and reliability of its revamped mobile banking app before launch.

Ensuring a consistent user experience across diverse Android and iOS devices, involving both technical and non-technical testers, and uncovering integration and usability gaps early were key challenges.

Solution

Qualitest implemented a private crowd testing model that engaged employees across departments to leverage real-world banking scenarios.

The app was tested across multiple devices and OS versions, with iterative builds deployed based on user feedback to validate fixes and optimize app performance.

Results

~300

issues identified: 20% high or critical.

75%

improvement in app stability and usability.

Enhanced

cross-platform reliability and boosted confidence in public rollout readiness.

Client overview

The client is a leading financial institution providing a wide range of retail and corporate banking services through its digital platforms. With a focus on digital transformation, the bank aimed to strengthen its mobile banking experience to offer secure, seamless, and user-friendly services.Business needs and objectives

The goal was to deliver a seamless mobile banking experience by validating the revamped app under real-world conditions.

Specifically, the objectives were to:

  • Ensure secure login and authentication processes.
  • Validate diverse transaction types, including transfers, payments, and bill payments.
  • Capture real-life user interactions for smooth day-to-day usability.
  • Detect usability, integration, and compatibility issues across Android and iOS platforms.
  • Identify and resolve edge cases and data synchronization issues before public release.

The testing approach had to ensure comprehensive coverage without exposing sensitive customer data, maintaining high levels of confidentiality.

Solution

Private crowd testing for real-world validation

Qualitest deployed the new app version to employees across departments for end-to-end validation under real-world conditions. Using customer data, the team validated the app’s behavior, stability, and user experience across diverse Android and iOS devices, ensuring consistent performance across the ecosystem.

Continuous feedback and iterative testing

Testers simulated real banking scenarios such as logins, fund transfers, bill payments, and credit/debit card transactions to validate performance and accuracy without compromise. Continuous feedback loops and iterative testing cycles enabled quick validation of fixes, optimized app performance, and ensured a seamless user experience before public rollout.

Comprehensive issue detection and resolution

The testing uncovered around 300 issues, with over 20% classified as high or critical. Key findings included usability gaps, crashes under specific conditions, OS-related functionality issues, data synchronization errors, and localization challenges due to varied device settings, all addressed before release to ensure app reliability.

Key Benefits

Qualitest ensured the client’s banking app delivered a secure, reliable, and seamless user experience before public release through comprehensive private crowd testing and real-world validation. The following benefits highlight how our approach drove measurable quality improvements:

~300 issues resolved

Identified and fixed nearly 300 issues, with 20% classified as high or critical before go-live.

75% wider device coverage

Validated app performance across diverse Android and iOS devices, ensuring consistent functionality and usability.

Faster release cycles

Iterative feedback loops accelerated issue resolution and boosted release readiness.

Superior user experience

Eliminated usability, localization, and integration gaps for a smooth, reliable banking experience.

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