Learn

What slows a Shopify store down, and what to do about it.

Two tools, guides and articles for the person who runs the store, not the person who codes it. Each one explains what's happening, how to see it on your own store, and what fixes it.

Start with your question

Showing everything.

Two tools

See it on your own store.

Two-minute self-check

Count what one app loads

Your browser can show you how many files one app adds to a page. Nothing to install, nothing to sign up for.Run the self-check →
Bloat Score calculator

What your apps cost in bills

Two numbers from your Shopify admin, and you see what the subscriptions add up to over three years.Open the calculator →

Guides

Longer reads, one problem each.

App bloat

Apps you removed, code that stayed

Uninstalling an app doesn't always remove its code from your theme. The guide shows where that code hides and how to find it.

9 min read Read the guide →
Core Web Vitals

The three scores Google reads

What LCP, INP and CLS measure in plain words, what moves each one on a Shopify store, and which ones you can change without a redesign.

8 min read Read the guide →
AI code quality

Theme code nobody on your team has read

What AI-written theme code looks like a few months in, and how to check whether it's still doing what it was asked to do.

In developmentPublished here when it's ready
Free guide

Your checkout rules after Scripts

Two chapters for the person who owns the checkout: what keeps Functions working, and whether to build, buy or hire.

Articles · Newest first

Questions about Shopify stores, answered in writing.

Showing 6 of 9 articles All articles →

Want every app on your store measured?

The Diagnostic Audit measures every app your store loads. It starts with a free 30-minute call, where I confirm the price: $500, $1,000 or $1,500 depending on your store. The written report arrives within 7 business days.
Book a Diagnostic Audit