Case Studies

We’ve Already Grown a Brand Like Yours.

Every result below is a documented outcome from a named YOCTO client — no composites, no rounded-up vanity metrics. Pick one and read the full file.

27 documented client results
Subscriptions · CPG +469% March 11, 2026

HOW YOCTO HELPED FUEL ZAPPLY’S 469% QUARTERLY GROWTH BY STRENGTHENING THEIR SUBSCRIPTION ENGINE

In just one quarter, YOCTO helped Zapply UK turn a rapidly growing but leaky subscription program into a retention engine – lifting their cancellation save rate…

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March 7, 2026CPG · 500K+ List
+47.2%

How YOCTO drove Gratsi a 47.2% Revenue Lift With OuterSignal’s Psychographic Personalization

Across every metric, the psychographic campaigns outperformed the control. FACTS Client: Gratsi Industry: CPG List Size: 500K+ ESP: Klaviyo RESULTS Do you want to turn more…

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January 26, 2026CPG · BFCM
+33.6%

How ECUALAMA Drove 33.6% Lifecycle Revenue Growth During BFCM – While Sending 45% Fewer Emails

In just two weeks before BFCM, YOCTO helped ECUALAMA fix critical lifecycle issues, double opt‑in performance, and drive strong holiday revenue – even though overall business revenue…

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August 25, 2025CPG · Weight Mgmt
+31%

31% More Revenue: How We Flipped Boujee Hippie’s Summer Dip into Growth and Slashed Messaging Costs by 34%

We helped Boujee Hippie beat the summer slump, lifting Q2 revenue by 31% while cutting platform messaging costs by 34%. By streamlining email and SMS, retiring…

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August 14, 2025Health & Wellness
+400%

The Year of A/B Testing: How YOCTO Helped BetterMe Scale Email & SMS Revenue by Over 400%

We helped BetterMe build a complete email and SMS system from scratch, then used continuous A/B testing to personalise the experience and drive results.  The outcome?…

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August 14, 2025Femtech · Subscription
+25%

Mira x Loop Subscriptions: How MiraCare Improved Churn and Retention with a Seamless Loop Subscription Migration

We helped MiraCare increase loyalty redemption by 25% and improve churn rate by nearly 14%, all while launching a fully automated subscription journey and building one…

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August 14, 2025Health · Deliverability

How Heights Migrated to a New Domain With Zero Deliverability Disruption

Migrating your email domain is one of the riskiest technical changes you can make, especially when your list is over 250,000 strong and email powers a…

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July 30, 2025Health · Subscription
+46%

How Heights Increased Win-Back Rate by 38% and Upsell Conversions by 46% with Smarter Lifecycle Flows

We helped Heights boost their win-back rate by 38% and upsell conversions by 46% by turning churn data into personalized flows and making reactivation just one…

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July 28, 2025Health & Beauty
+33%

How Frøya Cut Subscription Churn by 33% With One-Click Flexibility and Better Post-Purchase Education

FACTS Client: Froya Industry: Health & Beauty List Size: 550K+ ESP: Klaviyo. RESULTS The Challenge Frøya is a high-performance skincare brand with a subscription-first model and…

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July 21, 2025CPG · Food Tech

How a Jimmy Joy Summer Birthday Sale Outperformed Black Friday

We helped Jimmy Joy turn a summer birthday promotion into their highest-performing sale of the year, beating Black Friday metrics on both engagement and revenue. Here’s…

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July 18, 2025Health · Subscription
+42%

Gamify, Reward, Retain: How a Simple Perks Ladder Turned Transactional Subscription Emails into Loyalty Drivers

We helped Myoovi boost subscriber retention by 42%, increase orders per customer by 28%, and cut same-day cancellations in half; all by transforming transactional emails into…

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July 1, 2025Health & Wellness
5X

HOW HEALF 5X’D THEIR EMAIL REVENUE WITH A WORLD-CLASS RETENTION FOUNDATION

We helped Healf increase their email revenue by 5 times while reducing unsubscribe rates by over 40% – all while scaling up to 30+ automation flows…

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June 17, 2025Beauty · Family Care
+110%

110% YoY GROWTH: HOW YOCTO TRANSFORMED EVEREDEN’S RETENTION, ACQUISITION, AND TECH STACK PERFORMANCE

We helped Evereden increase email revenue by 92.5%, grow SMS revenue by 141%, and 8x their subscriber base; while refining the tech stack and lifecycle journeys…

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March 4, 2025CPG · Food
+94.9%

+94.9% Revenue Growth: How YOCTO Revitalized Jimmy Joy’s Email Marketing

“We couldn’t be happier about the results. They’re more than just an execution partner. They’re really thinking with you, setting strategy, great technical knowledge as well.…

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February 23, 2025CPG · Luxury Food
+370%

+370% Revenue on Average: How a Luxury Craft Chocolate Brand Turned Their Flows Into Gold

“Working with Yocto has been an incredibly pleasant experience. Their technical skills solved a big challenge we had with our previous agency. The team is smart…

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August 1, 2024Healthcare
+93%

How We Got A 93% Increase In Customer Rebuy Rate In 6 Months

Matteo Grassi Co-Founder & CEO of @popup A true master in retention marketing. I have been working with many agencies and freelancers but George has brought…

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August 1, 2024Fashion · Apparel

How An Apparel Brand Recovered Six-Figures In 5 Minutes

Kieren Quarmby Founder at Digital Vikings I worked with George to take a deep dive into our email strategies, campaigns and analytics for our D2C eCommerce…

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July 31, 2024Fashion · Eyewear
57.75x

How Red Raven Hit 6-Figures with a 57.75x Email Marketing ROI

Spiros Petrou Founder at Red Raven Having worked with George I can tell he is extremely knowledgeable and a true expert in his field. The communication…

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July 31, 2024Beauty · Hair Growth
+32%

How Moérie Beauty Increased Email Conversion By 32% In 5 Days

Deividas Tilvikas, Head of Marketing, Moérie Beauty We went from struggling to get our Quiz Abandonment emails off the ground to seeing a dramatic increase in sales…

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July 31, 2024Lifecycle · CRM

We Slashed SWAY’s CRM Costs by 67% (And Added Revenue)

Jodie Fraser, Marketing Manager at SWAY We have been working with George and team since around May 2022, firstly to help us get the most as…

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July 31, 2024Health · Supplement

How ColonBroom Earned $1M Revenue From Email Per Week

Magdalena Pocė, Email Marketing Manager at ColonBroom YOCTO’s team is super professional. Not only in doing their job perfectly, but also in providing support, answers to all…

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July 31, 2024Healthcare
+252%

How Mira Exploded Their Email Marketing Revenue By 252% In 6 Months

Anna Evstratova, Content Strategist at Mira Working with YOCTO is an incredible experience. For us, they didn’t just fix what wasn’t working but took our email…

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July 31, 2024Health · Subscription
+44%

How Myoovi Achieved 44% Revenue From Email in 60 Days

Dr. Adam Hamdi, Founder of @Myoovi YOCTO’s experience and know-how was easy to see from the first few weeks of working together and that led to…

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July 31, 2024Health · Supplement
+368%

How We Boosted A Supplement Brand’s Email Revenue (+368% in 4 Months)

Winston Loh, Business Development Manager at Vital Nutritive YOCTO’s team has the know-how and they are proactive on the initiatives to grow the brand and sales…

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July 31, 2024Telemed · Health
4X

Telemed Brand Drives 4X Email Conversions In 6 Months

Susana Craig, COO / Co-Founder of @Pandia Health “YOCTO has been working with Pandia Health for the last six months and since we started our email…

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February 27, 2024Outdoor · Events
+337%

Mammutmarsch’s 337% Email Campaign Revenue Growth in 6 Months

Outdoor Events Brand Triples Results with YOCTO FACTS Client: Mammutmarsch Industry: Outdoor Events Organization (Hiking) ESP: Klaviyo List Size: +60,000 RESULTS CLIENT INSIGHTS:  Mammutmarsch is a…

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August 27, 2022Health & Wellness

How We Helped A 7-Figure Health Brand Earn An Extra 29,169.74$ From A Single Flow, In 30 Days

Evaldas Einikis Digital Marketing for e-Commerce & digital products George knows his stuff :). Need a converting copy? He’ll do it. Want to improve your email…

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