# Everboost

> Everboost is a UK retention marketing agency for 7-8 figure health and wellness ecommerce brands. We build retention engines across email, SMS, direct mail and subscriptions that turn one-time buyers into repeat customers.

Key facts:
- Specialism: retention marketing (email, SMS, direct mail, subscriptions) for DTC health and wellness brands
- Typical client: 7-8 figure health and wellness ecommerce brands in the UK and US
- Trusted by 70+ health and wellness brands
- Core metric focus: share of revenue from returning customers, second-order rate, subscription revenue
- Platforms: Klaviyo, Loop Subscriptions, Shopify, Skio, Attentive
- Founder: Tobi Chapman (https://everboost.co.uk/about/)
- Legal entity: Everboost Ltd, registered in England and Wales, company number 15082065
- Contact: admin@everboost.co.uk, or book a call at https://everboost.co.uk/

## Services
- [Retention marketing agency](https://everboost.co.uk/retention-marketing-agency/): the whole retention system, email, SMS, direct mail and subscriptions, measured on repeat orders and customer lifetime value
- [Klaviyo agency](https://everboost.co.uk/klaviyo-agency/): Klaviyo run as your B2C CRM, unified customer data powering flows, campaigns, SMS and deliverability
- [Email marketing agency](https://everboost.co.uk/email-marketing-agency/): campaign calendars, flow libraries and deliverability for health and wellness DTC brands
- [Subscription retention agency](https://everboost.co.uk/subscription-retention-agency/): early churn reduction and subscriber growth on Loop, Skio and Recharge

## Case studies
- [PhycoHealth](https://everboost.co.uk/case-studies/phycohealth/): +160% returning customers in 8 months; returning-customer share of revenue 22% to 56%; +118% subscription revenue
- [Discount Supplements](https://everboost.co.uk/case-studies/discount-supplements/): +227% subscription orders in year one; median time to second order 63 to 43 days; +12.2% 60-day repeat rate on matured cohorts
- [Salt Grooming](https://everboost.co.uk/case-studies/salt-grooming/): +58% returning customer sales in 12 months; sender reputation 59 to 80; spam placement 20.8% to 8.9%
- [Mersey Raw](https://everboost.co.uk/case-studies/mersey-raw/): +220% net subscriber growth in 6 months; -61.7% upcoming-order churn; +29.9% 90-day customer value

## Insights
- [What is Klaviyo Composer?](https://everboost.co.uk/insights/what-is-klaviyo-composer/): what Klaviyo's AI marketing agent does, launch dates, credits and pricing, where it works and where it falls short
- [How much does Klaviyo cost?](https://everboost.co.uk/insights/how-much-does-klaviyo-cost/): full active-profile tier ladder verified July 2026, UK VAT and reverse charge, UK vs US SMS costs, the pricing cliff above 10,000 profiles, and how to reduce a Klaviyo bill without cutting customers who would have returned
- [Recharge bought Skio: what should brands do?](https://everboost.co.uk/insights/recharge-skio-acquisition/): the 30 April 2026 acquisition explained, what was promised and what was not, migration mechanics and the analytics trap, and a stay/renegotiate/prepare plan for Skio and Recharge merchants
- [Klaviyo MCP server field guide](https://everboost.co.uk/insights/klaviyo-mcp-server/): what the Klaviyo MCP server can and cannot do as of July 2026, the read/write capability map, why numbers mismatch the dashboard and the fix, agency multi-account reality, and safety settings
- [Is Klaviyo's attributed revenue accurate?](https://everboost.co.uk/insights/klaviyo-attribution-window/): how Klaviyo attribution works with current per-channel defaults, why it never matches Shopify (refunds, renewals, delivered SMS), recommended settings, and how to verify the number
- [Klaviyo Smart Sending: when to turn it off](https://everboost.co.uk/insights/klaviyo-smart-sending/): what Smart Sending actually does (16-hour email, 24-hour SMS windows), why a skip is permanent and flow profiles move on, the difference from Smart Send Time and quiet hours, and a contextual per-campaign framework
- [What is a good repeat purchase rate?](https://everboost.co.uk/insights/what-is-a-good-repeat-purchase-rate/): benchmarks with their definitions attached (12-month averages vs 90-day matured cohorts), the formula, an interactive calculator, the reorder-clock insight, and nine levers that move the number
- [Klaviyo weaknesses: an honest agency review](https://everboost.co.uk/insights/klaviyo-weaknesses/): the five real weaknesses (billing mechanics, generous default attribution, silent frequency skips, uneven AI, USD-only UK billing) with mitigations, from an agency that runs Klaviyo daily and still recommends it
- [Loop vs Recharge vs Stay AI](https://everboost.co.uk/insights/loop-vs-recharge-vs-stay-ai/): the post-Skio-acquisition comparison with July 2026 verified pricing, fee arithmetic at two brand sizes, contract terms (12-month terms on Recharge upper plans vs Loop month-to-month), integration directory comparison, and fit-based decision logic
- [DTC subscription churn benchmarks](https://everboost.co.uk/insights/dtc-subscription-churn-benchmarks/): what monthly churn is normal by subscription model with graded tiers, first-party analysis of 39,766 cancellation events across nine DTC brands (78% of cancellations by order three, payment-failure churn 4-11%, overstock the top cancel reason), compounding maths, and why published benchmarks contradict each other
- [Best subscription app for Shopify](https://everboost.co.uk/insights/best-subscription-app-shopify/): ten apps with pricing verified against live App Store listings July 2026, disclosed methodology, worked monthly costs at $10k/$100k/$1m subscription revenue, market-consolidation status (Recharge owns Skio, Yotpo Subscriptions delisted), and fit-based picks by brand stage
- [Black Friday email strategy for DTC brands](https://everboost.co.uk/insights/black-friday-email-strategy/): the anti-markdown BFCM playbook with a dated 2026 send calendar, six-part offer architecture (simple hero, gated access, private segment depth), signal-governed send volume, SMS and flow playbooks, the post-Cyber-Monday window, and 8 real client email examples with actual click rates and revenue per recipient

## Pages
- [Home](https://everboost.co.uk/): services, process, retention calculator, FAQ
- [Case studies](https://everboost.co.uk/case-studies/): all client results
- [Insights](https://everboost.co.uk/insights/): retention marketing guides and platform explainers
- [About](https://everboost.co.uk/about/): founder Tobi Chapman, how Everboost works, podcast appearances, company details