Work

Things I’ve made, and keep making better.

Products for Shopify merchants, a search engine for shoppers, and a tool for people who build Shopify apps. All of them are things I design, build and look after.

A Featured products

01 Shopify app
PopSpin
Popups that shoppers play instead of close.
A Shopify app that turns the usual email popup into a small game: spin a wheel, scratch a card or pick a mystery box, and win a discount.
LiveConcat AppsSince April 2025
Read about PopSpin →
02 Web platform & Chrome extension
Find Similar Products
Find the thing you meant. Then find it cheaper.
A product discovery site: describe it, paste a product link or drop in an image, and compare similar products and live prices across independent stores.
Live
Read about Find Similar Products →
03 SaaS for Shopify developers
Shopify Partners Analytics
One place to see how your Shopify apps are really doing.
An analytics and growth platform for Shopify app developers: revenue, app performance, App Store keywords and listings across all your apps. In development.
In development
Read about Shopify Partners Analytics →

B Shopify apps

Published under Concat Apps. Each one is live on the Shopify App Store.

April 2025
PopSpin
Popups that shoppers play instead of close.
Details about PopSpin App Store ↗ listing for PopSpin (opens in a new tab)
December 2024
Boostly
Small blocks that make product pages work harder.
Details about Boostly App Store ↗ listing for Boostly (opens in a new tab)
July 2024
ViewSight
See which products get noticed, and which ones sell.
Details about ViewSight App Store ↗ listing for ViewSight (opens in a new tab)
October 2026
Post Purchase Survey
Ask customers how they found you, right after they buy.
Details about Post Purchase Survey App Store ↗ listing for Post Purchase Survey (opens in a new tab)

C Work in progress

In development

Shopify Partners Analytics

An analytics and growth platform for Shopify app developers: revenue, app performance, App Store keywords and listings across all your apps. In development.

What I’m building →

01Revenue analyticsRevenue and MRR trends across apps, growth and change over time, subscription and plan analysis, and reporting for the whole portfolio.
02App analyticsApp-level performance, growth trends, install and uninstall analysis where the data is available, and comparisons across apps.
03Keyword intelligenceTrack App Store search positions, keyword performance and ranking history, and research the keywords competitors show up for.
04Listing managementManage App Store listings, keep a history of what changed, and see how listing changes line up with performance.

D Experiments

Playground · ExperimentRadial SketchbookDraw one line and get eight. A symmetry drawing toy that turns doodles into wheels, flowers and mandalas.CanvasPointer eventsSymmetry