Here are some sources of metrics and data to aid in your audit:

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Heuristic Product Evaluation : Conduct a product analysis to analyze the site or store from the customer's perspective. Focus on identifying potential obstacles, points where customers may have problems. Be aware that your knowledge of the product will make this task more difficult.
Web and mobile analytics : If heuristic evaluation provides qualitative data, analytics tools will provide the quantitative information you need. Most people are familiar with basic Google Analytics features like traffic source, traffic flow, and trends over time. More advanced features can explain user flows on your site, conversion (and drop-off) points, and what users do before and after visiting your site. Tools like Kissmetrics and Crazy Egg can supplement basic analytics with features like heat maps and churn rates.
Conversion rates or sales data : If your website or app is designed for e-commerce, sales data will be essential to your UX audit. On-site funnel analysis is a fundamental set of data to analyze.
User interviews or surveys: Data isn’t everything in a UX afghanistan whatsapp lead audit; you need to get out and talk to real people. Start by interviewing internal product stakeholders, such as product owners and developers. Also, find out if your marketing or sales department has ever conducted user surveys. Chances are, these surveys will yield a lot of comments and information that can be used in a UX audit.
Previous Product Requirements: Accessing the original requirements for an app, website, or online store will save you time and help you understand why design decisions were made the way they were. This information will be useful when it comes to writing actionable recommendations.
UX Audit Metrics and Scope
Metrics and Scope of UX Analysis
At this stage, it is possible to validate the qualitative data collected in usability testing. For example, if previous user surveys showed that the customer login process was complicated, conduct usability testing to see how to simplify the process.