The Attribution & Insights Software for eCommerce
The eCom Insights Platform to Scale Profitably.
Deeply analyze your marketing, margins, and retention, all in one place. Klar’s unifying attribution uncovers what drives profit, so you can scale what works.


+2000 eCom brands reach exceptional results with Klar

























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ECom brands using Klar increase
growth by 24% through...
... Marketing Measurement
Understand the incremental impact of your marketing spend.


Multi Touch Attribution.
Forget static models like last click & linear. Klar's Multi-Touch Attribution reveals the incremental impact of each touchpoint - accurate and actionable.
Lifetime Journey Tracking
Klar's 1st party tracking creates the most complete user journeys - without lookback window limitations.

Unified Marketing Measurement
Unifying MTA, MMM and Incrementality in one dynamic measurement engine. Giving you the most holistic, reliable view of what truly drives growth and incremental profitability.
Marketing Mix Model
Going beyond click-based data, Klar’s MMM runs your marketing & sales data through machine learning models to uncover the full-funnel effect of each channel.

Incrementality
Run geo-test in order to measure the incremental impact of marketing channels and feed that learning back to your MTA & MMM.

"With Klar’s Unified Attribution we were able to profitably grow 344% over two years to 50m in revenue by expanding our marketing mix into more awareness focused channels like TikTok and Pinterest."
Georg Blümer, Managing Director @ Maniko Nails
All

... Controlling & Reporting
Your whole business steered in one platform.









There's way more:

Retention Metrics
Customer Lifetime Values, Repurchase Rates, Order Time Lags, CLV / CAC Ratios - every KPI you need to optimise for maximum CLV.

Influencer Reporting
Finally know what your influencer spend returns by tracking the real ROI of every influencer, collaboration and campaign.

A/B Testing
Easily measure how your A/B experiments impact not just sales but long-term behaviour like return rates and customer lifetime value.

Klaviyo Reporting
Having several Klaviyo instances? Klar gives you one combined reporting to rule them all. Bringing back clarity into how to best (re-)activate your customers through email.
"From Day 1, Klar gave us access to all data we needed to profitably scale HOLY across attribution, retention and profitability. Today, over 150 people in the company use Klar as their Single Source of Truth to make decisions in real time."
Mathias Horsch, Co-Founder @ HOLY
All

Stay in control
Always be on top of your bottom line, uncovering hidden costs & potentials.
Take decisions
Steer your channels, influencers and creatives based on your data.
Nurture your customers
Maximize customer lifetime for sustainable growth.
The Attribution & Insights Software for eCommerce
All industries, all shop sizes, all complexities. But it still feels like it was made just for you.

Onboarded & customized in just 2 hours
Get started in minutes, not months. Easily reflect your individual reality with plenty of no-code customizations. 100% free.
ISO 27001-certified and GDPR compliant
We are fully compliant with GDPR and ISO 27001 certified to keep your information safe, hosting your data in Europe only.
Shop system agnostic
Klar seamlessly integrates with any eCommerce platform, natively within a few clicks or using our Open API.





We met more than10 years ago while working together in Cape Town and have been working at various start-ups together since. Cillier & Frank leading the tech teams while Max lead marketing.
Together, and with our team, we combine operating experience in scaling eCommerce companies to 9-figures, data science and data security prowess.We know that starting an eCom business has never been easier. Making it successful has never been harder.Over the last years many powerful tools have emerged that make selling online incredibly easy. But when it comes to data, most companies still use spreadsheets or basic tools like Data Studio. These take a lot of time to maintain and don't deliver any real insights.With Klar, we built the Data Operating System for eCommerce companies.
A single source of truth that is tailored to the needs of growing e-commerce brands. Fast to set-up and easy to maintain. While also providing you with detailed insights and recommendations on how you can accelerate growth and increase profitability.
Together, and with our team, we combine operating experience in scaling eCommerce companies to 9-figures, data science and data security prowess.We know that starting an eCom business has never been easier. Making it successful has never been harder.Over the last years many powerful tools have emerged that make selling online incredibly easy. But when it comes to data, most companies still use spreadsheets or basic tools like Data Studio. These take a lot of time to maintain and don't deliver any real insights.With Klar, we built the Data Operating System for eCommerce companies.
A single source of truth that is tailored to the needs of growing e-commerce brands. Fast to set-up and easy to maintain. While also providing you with detailed insights and recommendations on how you can accelerate growth and increase profitability.
Klar is built to answer all of your questions
Got a question about your business? Here’s how you find the answer:
How do I set my targets?
How do I set my targets?
What is my performance YoY?
What is my performance YoY?


























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For Brands
Make your data as actionable as it should be. For free.
Free onboarding, 14 days trial, lifetime free support
Your data 100% hosted in Europe, fully GDPR compliant & ISO 27001-certified
Enabling you to understand your data with holistic strategy consulting & educational guidance

For Agencies
Let’s deliver software, expertise and money to you.
All your customers' data in one place to optimize for actual business impact of your clients
Exclusive partnership benefits for you and your clients with dedicated partner manager
Kickback and eCom strategy consulting for mutual clients





















