How VodafoneThree saved 6 figures and fixed bugs 3x faster with Contentsquare

Key metrics

About the company

VodafoneThree is the UK's largest telecoms provider, formed through the merger of Vodafone and Three. Serving millions of consumers and businesses across mobile, broadband, and beyond, their ambition is: trust in every interaction. Whether that's a customer checking their bill, troubleshooting their broadband, or upgrading on Black Friday, every touchpoint matters.

Jamie Goss, Insights Specialist at VodafoneThree, has been at the forefront of embedding Contentsquare into the company's digital analytics practice.

The challenge

Before adopting Contentsquare, VodafoneThree's digital team had a significant blind spot. Other analytics tools could tell them what was happening on their site—but not why. Stakeholder reports meant tables of numbers that were accurate but rarely compelling. And when bugs appeared, diagnosing them was slow and imprecise.

Key pain points included:

• No behavioral visibility: the team had no reliable way to see how buttons, CTAs, and page elements were performing in context—they were, as Jamie puts it, ‘flying blind’

• Time-consuming reporting: ad-hoc dashboard requests in other analytics tools took 10–20 minutes each and added up to weeks of data analyst time over the course of a year

• Slow bug resolution: without a way to show developers exactly what customers were experiencing, finding and fixing issues was a manual, time-intensive process

• Insights locked with data analysts: content teams, CRO teams, and journey managers had no easy way to access behavioral data independently—every question had to go through the analytics function

Contentsquare enables me to clearly see what the issue is, what’s working well, and why it's working well. With other analytics tools, it's harder for me to do that. I can see the numbers: percentage up, percentage down, percentage good, percentage bad. It's fine but boring. Contentsquare is easy and fun.

Jamie Goss

Insights Specialist

The solution

VodafoneThree adopted Contentsquare over two years ago, replacing their previous analytics tool. The difference was immediate. Even though the previous tool had a session replay capability, it lacked connectivity—the ability to link behavioral data to zonings (heatmaps), CTAs, and customer journeys in a way that actually changed how the business made decisions.

Today, Jamie uses Contentsquare on a daily basis and is a key part of his tech stack.

Contentsquare is my third most used app. It's always there. I've got it popped up. As soon as you click on Chrome for me, Contentsquare comes up. Two years, and I haven't looked back.

Jamie Goss

Insights Specialist

What makes it stick isn't just the depth of analysis—it's accessibility. From the moment teams were onboarded, the reaction was consistent: people who had never used Contentsquare before were ready to use it every single day by the end of their first training session.

How Contentsquare helped VodafoneThree

1. Fixing a critical login bug—3x faster

When customers tried to reset their password on the VodafoneThree site, many hit an invisible wall. The password confirmation field wasn't accepting valid entries, blocking users from logging in entirely. For customers wanting to upgrade, change a plan, or simply access their account, it was a dead end—and it was happening to more than 13,000 people.

Jamie cross-referenced a customer identifier from Adobe Analytics with Contentsquare's Session Replay to surface a list of affected sessions. Then he did something deceptively simple: he copied a link and pasted it into Teams. No account access required—just a shareable link that lets developers see the exact page, moment, and device where the issue was occurring.

It was as simple as copying and pasting the link in my team's chat to whoever needed to see it. And if my stakeholders didn't have access to Contentsquare, I didn't need to go and make them an account—you can just click a button to say, ‘View to anyone’. So anyone with that link can view that session.

Jamie Goss

Insights Specialist

The developers drilled in, found the root cause, and fixed it. The entire process was three times faster than it would have been working from quantitative data alone. Estimated annual revenue protected: six figures.

2. Recovering 5 figures in revenue on Black Friday

For the past two Black Fridays, Jamie's role has been simple: spend the entire day on Contentsquare, spotting opportunities and issues in real time.

Within the first two hours of one Black Friday, Zoning Analysis revealed something significant: a key login CTA on a marketing page had been quietly replaced by an icon. It was sitting below the fold and positioned at the far right of the reading path—the last place a user's eye would travel. Fewer people were seeing it. Even fewer were clicking it.

The hypothesis was clear: reinstate the button and revenue would follow. By 11 am, after a couple of quick meetings, the CTA was back. By 7 pm, the results were in.

Five figures recovered. One button. One day.

We re-inserted that button about 11 in the morning after a couple of meetings, and by 7 in the evening, we not only got over five figures in revenue from that one button—but we'd improved the customer journey immensely, which I think is the most important thing. And without Contentsquare, that wouldn't have been possible.

Jamie Goss

Insights Specialist

3. Making CRO sharper and more credible

Contentsquare is now a mandatory part of every CRO test at VodafoneThree. Whether it's heatmaps showing how users engage with page elements, journey analysis mapping how customers move through critical flows, or session replays providing qualitative evidence to back up quantitative findings—some form of Contentsquare output has to appear in every final CRO report.

The team also uses the Impact Quantification capability to measure the real business value of individual test results—translating behavioral signals into revenue metrics that resonate with stakeholders. For journey managers overseeing flows like home broadband diagnostics, Contentsquare helps track not just completion rates but the downstream behaviors that follow: why customers are reaching out to the support chatbot, what they're clicking on, and where they're dropping off.

When digital analysts do CRO tests within VodafoneThree, it is a pivotal part of their final analysis now. We have to include some form of Contentsquare analysis, whether that's zoning, journey analysis, session replays—some form of it has to be within our final analysis because we know it's that useful of a tool. And it speaks to the stakeholder.

Jamie Goss

Insights Specialist

4. Giving analysts their time back with Sense

Before Contentsquare, a meaningful portion of every analyst's week was eaten up by ad hoc requests—10- to 20-minute dashboards that, over four years, amounted to weeks of time. Contentsquare's AI agent, Sense, changed that equation entirely.

Example of a conversation in Sense Chat Teams can now go directly to Sense with a question, pulling in URLs, zoning data, and page-level analysis without needing analyst intervention. The CRO team used Sense extensively to build out their testing platform. Recent training sessions at VodafoneThree have been almost entirely Sense-focused—because the answer to "I'm unsure" is now simply: ask Sense.

That takes the onus off the analyst as well. It gives us more free time to do in-depth pieces for bigger stakeholders.

The result: analysts spend less time fielding routine requests and more time on the high-impact work that moves the business forward.

5. Breaking down data silos across the business

One of the most lasting shifts Contentsquare has driven at VodafoneThree is the democratization of data. Content teams, CRO teams, journey managers—stakeholders across the business now have direct access to behavioral insights, without needing to route everything through the analytics function. People who never thought of themselves as data users have added Contentsquare to their everyday toolkit.

Data-backed decisions are so easy with Contentsquare because it's simple to use. From an analyst's point of view (and stakeholders as well), they can see what's happening within their page. It's simple.

Jamie Goss

Insights Specialist

As Jamie puts it, Contentsquare has broken down data silos and brought stakeholders closer to the customer experience—without requiring any technical expertise to get started. The culture around how VodafoneThree uses data has fundamentally changed, and Contentsquare is at the center of it.

The results

Since adopting Contentsquare, VodafoneThree has:

• Protected six figures in annual revenue by identifying and resolving a critical login bug affecting 13,000+ customers

• Recovered five figures in a single day on Black Friday by spotting a below-the-fold CTA with real-time zoning analysis

• Resolved a high-priority customer-facing bug 3x faster using session replay to give developers direct visibility into the issue

• Made Contentsquare mandatory in all CRO final analyses, bringing consistency and credibility to every test across the team

• Enabled self-service insights across content, CRO, and journey management teams—reducing ad hoc requests and freeing analysts for higher-value work

What's next

As VodafoneThree continues to establish itself as the U.K.'s biggest telecoms provider, the direction is clear: Contentsquare will be at the forefront of their digital analytics strategy for the foreseeable future—not just as a tool for analysts, but as a platform for everyone who manages customer journeys.

Contentsquare is going to be at the forefront of that from 2026 and 2027. It's going to be an analyst’s bread and butter, but it should be in the tool stack of everyone who looks after customer journeys within our company as well.

Jamie Goss

Insights Specialist