Lebesgue – Le-Pixel Marketing Attribution for Shopify
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Le Pixel: The Most Accurate First-Party Attribution for eCommerce

Le Pixel delivers first-party attribution that shows the true impact of every ad, channel, and campaign. Built for today’s privacy-first landscape, it tracks every touchpoint with unmatched accuracy — giving you the clarity to scale with confidence.
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Screenshot of Le Pixel by Lebesgue showing a detailed customer journey view and order information, including touchpoints like page views, add to cart, and conversion value for first-party attribution tracking.

Why Le Pixel Leads in First-Party Attribution

1. Accurate Tracking Across Platforms

Track and attribute every conversion across Meta, Google, TikTok, email, ChatGPT, and organic channels.
Le Pixel uses first-party attribution data to capture every touchpoint accurately — no missing events, no inflated results.

2. Advanced Attribution Models

Go beyond last-click attribution. Choose from Shapley value, Markov chain, first-click, linear, or custom attribution models that reflect your real customer journey.

3. True Channel Value

See which channels truly drive incremental revenue. Le Pixel identifies the campaigns and touchpoints that influence purchase decisions, helping you allocate your marketing budget where it creates measurable growth.

4. Deeper Customer Insights

Understand how your customers buy. Analyze time to convert, number of sessions, and key touchpoints to uncover behavioral patterns that inform better marketing and creative strategies.

5. Multi-Channel Clarity

Gain a complete view of how customers engage across ads, email, search, ChatGPT, and social platforms. Le Pixel connects these touchpoints to show how every channel contributes to conversions, helping you optimize for full-funnel performance.

6. Landing Page Analysis

See which pages turn visitors into customers. Filter by page, product, or category to understand where conversions happen and refine your funnel from first click to checkout.

Le Pixel vs. Other Attribution Tools

See Why Marketers Choose Le Pixel

Built for growth-focused eCommerce brands that need precise attribution without complexity. Le Pixel includes all the key attribution features eCommerce brands rely on — plus advanced modeling, AI matching, and multi-channel visibility that go beyond what competitors provide.

Feature Triple Whale Polar Analytics Lebesgue
First-Party Pixel Tracking ✓ ✓ ✓
Enhanced Server-Side tracking to marketing channels ✓ ✓ ✓
All Standard Attribution Models ✓ ✓ ✓
Channel-Specific Attribution Data ✓ ✓ ✓
Campaign Type Based Attribution Data ✕ ✕ ✓
State-of-the-art Data Science Models ✕ ✕ ✓
Web Engagement Intelligence ✕ ✕ ✓

Proven Results with Le Pixel

Le Pixel helps eCommerce brands see their performance clearly and make decisions that drive real results. Brands across industries are achieving higher ROI, accurate data tracking, and full visibility into what truly impacts growth.

This is the most robust and useful tool we have ever had the pleasure of using. Their support is prompt and amazing. We have used this product to increase our sales dramatically. I cannot recommend Lebesgue enough, everyone can benefit from it.
-Andreas V., Capterra
The accuracy of the data and the ability, with a click, to connect your store to study all the important metrics and make accurate decisions.
- Massimiliano D., G2
By relying on objective data rather than subjective biases or placebo effects, Lebesgue offers a clear path forward for improving ad performance. I highly recommend this app to any Shopify store owner who wants to maximize the effectiveness of their ads.
- Shopify

Frequently Asked Questions about Le Pixel

Le Pixel is a first-party attribution tool built by Lebesgue that connects every touchpoint across your marketing ecosystem. It shows the true impact of each ad, channel, and campaign—helping you scale with clarity and confidence in a privacy-first world.

Unlike traditional tracking pixels that rely on third-party cookies, Le Pixel uses first-party data and server-side connections. This ensures complete accuracy even as browsers and platforms limit tracking, so your reports never lose key conversions or inflate channel results.

Le Pixel captures every conversion and interaction across Meta, Google, TikTok, email, ChatGPT, and organic traffic. It combines these signals into one connected view—so you can see how all your channels contribute to real sales, not just clicks.

You can choose from multiple models including Shapley Value, Markov Chain, First-Click, Linear, and Custom. Each model lets you view the customer journey from a different angle, revealing which touchpoints truly drive incremental revenue.

Setup takes just a few minutes. Once Le Pixel is installed, it begins collecting accurate first-party data immediately—so you can start comparing attribution models and optimizing spend within days.

Absolutely. Le Pixel complements Google Analytics, Meta Ads Manager, and other reporting tools by providing a unified, first-party view of performance that eliminates inconsistencies between platforms.