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Website UX Audit: How to Uncover Hidden Reasons for Low Conversions

UX-аудит сайту: як виявити приховані причини низьких конверсій

Imagine that a single unnecessary field on a form could cost a business $12 million. That’s exactly what happened to Expedia. Users would reach the payment step, but some payments failed due to confusion around the “Company Name” field. People misinterpreted it: they entered the name of their bank, then the bank’s address, and the system declined the payment due to a mismatch with the billing address. The user was ready to buy, but one unclear detail broke the entire flow. After removing the field, Expedia saw a noticeable increase in revenue.

And this is exactly what most conversion problems look like. Users are already coming to the site and already want to take action, but the site creates small points of friction: an unnecessary field, a confusing button, a slow checkout, or a poor mobile UX. And each of these frictions cuts off a portion of potential leads or payments.

A UX audit of a website is precisely about finding these hidden points of loss and understanding where users get stuck and why they don’t move forward.

What a UX audit is and why it’s needed

A UX audit is a systematic analysis of how users interact with a website — from their first visit to the target action. For an online store, that target action might be a purchase; for a B2B company, it might be a lead form; for a SaaS product, it could be a registration or a demo request; for a service business, it might be booking a consultation.

A team can argue for months about a banner or a popup, but once you look at how people actually use the site — where they click, where they get lost, and where they leave the page — the problem areas become obvious.

For example, users might consistently reach a form but not submit it because of one unclear field. Or mobile users might not see a CTA because it’s blocked by a banner or slider.

In this sense, a usability audit works like a diagnostic tool. It shows exactly where the user journey breaks down.

The difference between a UX audit and an SEO audit

An SEO audit answers the question: can the site attract organic traffic? A UX audit answers a different question: what happens after a person has already arrived?

You can have strong SEO and steady traffic, but still lose leads because of a clunky form or a poor checkout experience. The average shopping cart abandonment rate in e‑commerce exceeds 70%, and a significant portion of those reasons are directly tied to the UX of the checkout process.

So, SEO brings a person to the door, and UX determines whether they actually walk in or turn away within two minutes. And if a business wants to improve its website conversion rate, focusing solely on traffic is often not enough.

When people order an audit

Most often, a UX audit is commissioned when the numbers start to look suspicious: traffic exists, ads are working, but results aren’t showing up.

For example, a business owner sees a low number of leads and decides they need a redesign. But a redesign without a diagnostic could simply make the site “fresher” without removing the root problem. If people weren’t submitting a lead form because it was too long, new illustrations won’t help.

Therefore, UX design audits are most often conducted:

  • before scaling advertising;
  • after a drop in conversion;
  • before redesign;
  • after launching a new site;
  • with poor mobile conversion.

5 signs that your website needs a UX audit

1. Traffic is growing, but the number of leads or purchases is flat.

This is the most frustrating situation, because the business is already paying for user attention but isn’t converting that attention into action. In such cases, the problem may be that the page isn’t guiding the user toward the next step.

2. There’s a big difference in conversion between desktop and mobile.

If the desktop version sells reasonably well but mobile conversion lags by half or two-thirds, the site is technically responsive but effectively inconvenient. This often shows up in small details: a button placed too low, a form that’s awkward to fill out on a phone, filters that open incorrectly, a popup that blocks content, or a sticky bar that takes up half the screen.

3. Users consistently reach a key step and then disappear.

If drop-off is concentrated in one specific place, it almost always means there’s a concrete obstacle there.

4. User behavior looks illogical.

They click in the wrong places, go back, linger too long on one block, open the FAQ before purchasing, scroll the page several times, and still don’t take action. This is a zone where you need user behavior analysis — heatmaps, session recordings, and events.

5. The team can’t explain why the site isn’t selling.

Marketing says the campaigns are working. Sales says there are too few leads. The designer says everything looks fine visually. In this situation, a UX audit brings the conversation back to facts: which pages are losing people, which scenarios are failing, and which hypotheses should be tested first.

IWIS UX Audit Methodology

A good audit always follows this sequence: first data, then behavior, then scenarios, then technical constraints, and only after that — recommendations.

Step 1: Analysis of GA4 and Hotjar analytics

At the first stage, you need to understand what the data is already showing. In GA4, you look at traffic sources, key events, conversion paths, drop-off between steps, differences across devices, and entry/exit pages. Hotjar or similar tools help reveal the behavioral layer: scrolling, clicks, session recordings, and reactions to specific page sections.

The key here is to find anomalies. For example, a page might receive decent traffic and have high time-on-site, but almost no clicks on the CTA.

Step 2: Heatmaps and session recordings

Heatmaps are great for showing the gap between how the team imagines a page and how people actually use it. For instance, the business might consider a “benefits” block important, but the scroll map shows that only a small portion of users ever reaches it.

Session recordings allow you to observe real behavior: a user opens the menu, goes back, can’t find the filter they need, and closes the page.

Step 3: User scenario testing

After analyzing the data, the team walks through key scenarios as if seeing the site for the first time. For an online store, that means: product search, filtering, adding to cart, checkout, and payment. For a service company: finding a service, reading proof of expertise, moving to a lead form, and filling it out. For B2B: the journey from the first screen to understanding what the company offers and why it can be trusted.

Step 4: Technical analysis

The technical side has a direct impact on UX. Page speed, layout stability, form errors, correct behavior across different screen sizes, accessibility, popup behavior, and proper field validation — all of these either help the user complete a scenario or create unnecessary friction. Often, the mobile version looks fine in a mockup, but in reality, buttons are hard to tap, elements “jump” around, and the page loads slowly.

Step 5: Report and prioritization

The outcome of an audit is a concrete list of issues with clear priorities.

A normal report should make it clear:

  • what to fix first;
  • which changes affect conversion the most;
  • that needs development;
  • that can be tested quickly.

UX Self-Diagnosis Checklist: 20 Points

This checklist does not replace a full audit, but it helps you quickly identify whether your website has obvious issues. If you find yourself answering “no” many times in a row, the site needs deeper analysis.

Questions for verification

  1. Is it clear from the first screen what you are offering and to whom?
  2. Is the main CTA visible without having to search?
  3. Is there one main action on the page, rather than several equivalent ones?
  4. Is it convenient to use the site on a mobile phone with one hand?
  5. Do popups cover important content?
  6. Do key pages load quickly?
  7. Does the form require unnecessary data?
  8. Are the errors in the forms clear?
  9. Is there autocomplete where it's appropriate?
  10. Is it clear what will happen after pressing the button?
  11. Don't non-clickable elements look like buttons?
  12. Is there enough evidence of trust: cases, reviews, customers, guarantees?
  13. Is it easy to find a price or a way to get a quote?
  14. Does the site or directory search work?
  15. Are filters lost on mobile?
  16. Is the menu structure clear?
  17. Is the home page overloaded with banners?
  18. Are key events configured in analytics?
  19. Do you see drop-offs between funnel stages?
  20. Have you reviewed the recordings of real sessions over the last month?

Real Case Study: How an Audit Increased Conversion by 20%

One telling example is Walmart Canada. The company noticed that a significant portion of its traffic came from mobile devices, but the mobile experience was poor: the site loaded slowly and was inconvenient for shopping. After rebuilding its web and mobile experience, Walmart Canada saw a +20% increase in conversion from web traffic and a +98% increase in mobile orders in the first four weeks after launch.

For Ukrainian businesses, the logic is the same. If your site has a large share of mobile traffic but weak mobile conversion, the problem may not be with your advertising or your product. It may be that the user simply finds it physically inconvenient to make a purchase. These are exactly the kinds of issues that a UX audit of a website is meant to uncover.

Common UX Mistakes on Ukrainian Websites

  1. The desire to show everything at once. Promotions, banners, all services, all benefits, a contact form, a chat, a popup, a video, partner logos, and several more important messages are all crammed onto the homepage. As a result, the user doesn’t see what truly matters. The site says a lot but doesn’t guide anyone.
  2. Design for the owner, not the customer. A beautiful interface without clear logic does not save conversion.
  3. Poor mobile UX. A formally responsive version exists, but the actual scenario has never been tested. This is especially painful in e-commerce, where the user must not only view a product but also select options, add to cart, enter details, choose shipping, and complete payment.
  4. Lack of transparency. If the user doesn’t understand the price, shipping terms, guarantees, timelines, the next step, or what will happen after submitting a request, they start to hesitate. And hesitation in digital almost always ends with a closed tab.
  5. Absence of proper analytics. Without events, funnels, session recordings, and heatmaps, the business only sees the final outcome — too few leads — but cannot see exactly where they are being lost.

Cost of a UX Audit in Ukraine

The cost of a UX audit of a website depends on how deeply the team analyzes the product. A single-page landing page can be reviewed in just a few hours. A large e-commerce site with a catalog, checkout, user account, mobile scenarios, and integrations requires a completely different scope of work.

In practice, the market currently looks approximately like this:

Audit typeEstimated cost
Basic UX audit 1–3 pages$150-400
UX/CRO audit of a service website or landing page$500-1000
Comprehensive e-commerce or SaaS audit$1500-5000+

Of course, this is an approximate cost, and it is influenced by several factors:

  • number of key scenarios;
  • availability of analytics (GA4, Hotjar, Clarity);
  • the need to analyze session recordings;
  • the complexity of mobile UX;
  • scope of technical inspection;
  • the need for CRO recommendations and prioritization.

But what’s far more important is to calculate the losses from issues that remain unfixed. If a site receives paid traffic every month and loses a portion of its users due to a clunky checkout or poor mobile UX, those losses accumulate constantly. In such a situation, improving conversion often delivers more to the business than yet another increase in the advertising budget.

Order a UX Audit from IWIS

IWIS provides UI/UX design and auditing with a focus on business results: analyzing user behavior, testing key scenarios, identifying drop-off points, evaluating technical barriers, and delivering a prioritized list of changes.

A UX audit of a website is needed when a business wants to understand exactly where the site is losing money. It may be that users are already ready to buy — but every day, the site presents them with a small error that quietly drains significant revenue.

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