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3 min readJoris van Huët

Server-Side Tracking: The Antidote to iOS 14.5 & Ad Blocker Chaos

Tired of inaccurate data from client-side tracking? This guide to server-side tracking shows you how to reclaim 95% data accuracy and fix your marketing attribution.

Quick Answer·3 min read

Server-Side Tracking: Tired of inaccurate data from client-side tracking? This guide to server-side tracking shows you how to reclaim 95% data accuracy and fix your marketing attribution.

Read the full article below for detailed insights and actionable strategies.

Quick Answer

Server-side tracking is a method of data collection where information is sent directly from your website's server to an analytics or marketing platform's server, bypassing the user's browser (the "client"). This results in more accurate and reliable data, as it is not affected by ad blockers or browser privacy settings.

Your Marketing Data Is a Lie. Here’s Why.

You're spending €100K a month on ads, but your ROAS is a black box. You think you know what's working, but you're flying blind. The truth? Your data is lying to you. Ever since iOS 14.5, client-side tracking has become a ghost of its former self, with 40-70% of tracking data lost to ad blockers and ITPs. You're making six-figure decisions on data that's, at best, 60% accurate. It's like trying to navigate a minefield with a compass that's off by 45 degrees. You're burning cash, missing opportunities, and letting your competitors eat your lunch. But what if you could get back to 95% accuracy? What if you could see exactly what's driving your growth? That's the power of server-side tracking.

What is Server-Side Tracking (and Why Should You Care)?

Imagine your website is a restaurant. With client-side tracking, every customer (browser) tells the waiter (your analytics tool) what they ordered. But what if the customer is wearing noise-canceling headphones (an ad blocker)? The waiter can't hear them. With server-side tracking, the kitchen (your server) sends the order directly to the manager (your analytics tool). The order is always accurate, regardless of what the customer is doing.

That's the fundamental difference. Client-side tracking relies on the user's browser to send data to third-party tools. Server-side tracking sends data from your server to the tool's server. This one change has massive implications for your business.

The Ugly Truth About Client-Side Tracking

Data Inaccuracy: With ad blockers, ITP, and cookie restrictions, client-side tracking is notoriously inaccurate. The industry standard is a dismal 30-60% accuracy. Can you imagine making a major business decision with that level of uncertainty?

Slow Site Speed: Every tracking script you add to your site slows it down. A slow site means a poor user experience and lower conversion rates.

Privacy Vulnerabilities: Client-side tracking exposes your users' data to third-party scripts, creating privacy and security risks.

The Unfair Advantage of Server-Side Tracking

95% Accuracy: Because data is sent directly from your server, it can't be blocked by ad blockers or browser settings. This means you get a much more accurate picture of your marketing performance.

Faster Site Speed: By reducing the number of scripts running on your site, you can significantly improve your site's performance.

Enhanced Privacy and Compliance: With server-side tracking, you have complete control over what data is sent to third-party tools. This makes it easier to comply with privacy regulations like GDPR and CCPA.

Data Ownership: Your data is your data. With server-side tracking, you own your data and can send it wherever you want.

How Causality Engine Solves This

At Causality Engine, we've built our platform on the foundation of server-side tracking. But we don't just stop there. We combine the accuracy of server-side data with the power of causal modeling to give you a true understanding of your marketing attribution. We don't just track what happened; we reveal why it happened. This allows our clients to achieve a 340% ROI increase on average. While other attribution platforms are stuck in the past, we're building the future of marketing attribution. We can help you navigate the post-iOS 14.5 world and unlock the full potential of your marketing budget.

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Frequently Asked Questions

What is the difference between server-side and client-side tracking?

Client-side tracking collects data in the user's browser, while server-side tracking collects data on your server. This makes server-side tracking more accurate and reliable.

Is server-side tracking difficult to set up?

It can be, but platforms like Causality Engine make it easy. We handle the technical heavy lifting so you can focus on what you do best: growing your business.

Is server-side tracking more expensive?

There can be some initial setup costs, but the long-term benefits of improved accuracy and performance far outweigh the costs. With Causality Engine, you'll see a significant ROI on your investment.

Does server-side tracking work with Shopify?

Yes! Causality Engine is designed to work seamlessly with Shopify and other e-commerce platforms. Our Shopify app makes it easy to get started with server-side tracking.

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