Apps for the edge cases.
Real stores have weird workflows, edge cases, and requirements that off-the-shelf apps weren't built for. These apps are pre-built, but can be modified to fit the way your store actually works.
Names are generic; the underlying stores are not named.
Set shipping rates around your order deadlines, shipping days, and delivery options, with rules tailored to your operation.
Connect a custom shipping-rate app to Shopify checkout so customers can see the rates it calculates.
Control carrier options, shipping markups, and shipping settings from one place, with controls built around your team.
Check what your shipping setup would charge for different carts before relying on it at checkout.
Give shoppers a place to ask questions, with a chat panel that can be styled and connected to your support setup.
Give your chat assistant a searchable library of product information, policies, and help content that you can review.
Help your team take over automated chats, respond to customers, and keep track of conversations waiting for attention.
Shape how your assistant welcomes customers, answers questions, and hands conversations to your team.
Let customers listen to your assistant’s answers, with a voice and tone suited to your brand.
Answer recurring questions with replies your team has approved, so customers get a quick, consistent response.
Show points customers can earn and balances they can use while they browse products and review their cart.
Give customers one place in their account to see points, credits, and referral details, styled for your store.
Let staff see a customer’s loyalty balance on the customer record they already have open in Shopify.
Expire loyalty points on a schedule that follows your program’s rules, without a manual cleanup routine.
Combine orders into warehouse pick lists, with total quantities organized by location and zone.
Print packing slips laid out for your team, with the order details they need in the order they use them.
Tell packers which flyers, instructions, or notices belong in each order using rules specific to your business.
Keep track of unavailable products, expected restock dates, and the orders waiting for them, including subscriptions.
Review and adjust inventory in one grid, with attention drawn to low, negative, or oversold stock.
Bring past orders into Shopify from an export file, with duplicate checks, progress tracking, and errors you can review.
Turn product information from your existing storefront into files prepared for a Shopify migration.
Match supplier images to products and flag uncertain matches for review before they reach your storefront.
Build consistent product descriptions from your catalog data using templates tailored to each product category.
Turn supplier files into products and organized store data, with imports tailored to the way your Shopify store is structured.
Review prepared images and descriptions before import, with clear decisions recorded for each item.
Compare your current catalog with an approved version to spot changed prices, missing variants, and renamed products.
Move prepared store content from development to your live store in a controlled sequence, then check the result.
Copy selected live-store settings into a separate test store so your team can work with a more representative setup.
Keep store projects, fixes, and questions in Shopify admin, with clear ownership and a record of progress.
Let outside collaborators review work and record a decision through a dedicated link, without a Shopify account.
Forward work requests to a dedicated address and turn them into organized tasks on your team’s board.
Keep open questions, project decisions, and meeting follow-ups together, with a record of what was agreed.
Share a project update or finished deliverable through a direct link, presented as a simple web page.
Suggest related products using what customers purchase together, with recommendations shaped around your store.
Offer a discount or extra loyalty points when a shopper appears ready to leave, using rules you control.
See what shoppers ask, how they rate your chat, and which conversations are associated with purchases.
Compare what you charge for shipping with what it costs, and see which orders have a shipping shortfall.
Bring custom checkout choices into Google Analytics so you can review them alongside completed orders.
Help shoppers find nearby stores or dealers with a map, ZIP search, location details, and directions.
Give your stores or stockists a dedicated page with a searchable map and nearby-location results.
Check gift notes and personalization text against your store’s word list before accepting the message.
Update labels, prompts, and messages in a custom storefront feature from the admin, using wording that fits your brand.
Turn customer checkout choices into order tags your team can search, filter, and use in fulfillment workflows.
Include relevant instructions or location details in order emails based on the customer’s checkout choices.
Keep your team informed about subscription payment results and bring failed payments into your follow-up process.
Send shipment tracking from Shopify to PayPal automatically when an order is fulfilled.
No apps match that search. Try a different word, or pick a category above.
Custom Shopify app development — the categories that live here
Tom Sailors is an independent Shopify app developer for mid-market store owners ($1M–$50M GMV). The categories below describe what gets built directly, against the Admin GraphQL and Storefront APIs — public apps for the Shopify App Store, single-store custom apps, theme app extensions, checkout UI extensions, customer account extensions, Shopify Functions, and Hydrogen storefronts.
- Public Shopify apps — App Store-ready, OAuth, billing API, webhooks, GDPR endpoints, App Store review compliance.
- Custom (single-store) Shopify apps — installed on a specific Shopify or Shopify Plus store with full Admin GraphQL access.
- Theme app extensions — script-tag-free blocks rendered server-side from the app.
- Checkout UI extensions — payment, shipping, post-purchase, and Thank-you customizations on Shopify Plus checkout.
- Customer account UI extensions — order index, order status, and profile-page blocks.
- Shopify Functions — discount, delivery, cart-transform, payment-customization, fulfillment-constraint, order-routing Functions in Rust or JavaScript.
- Hydrogen / headless storefronts — custom storefronts on Hydrogen + Oxygen with Storefront API access and third-party caching.
- Apple Wallet pass programs — order-tracking, loyalty, subscription, and gift-card passes that update themselves.
Tom Sailors, Shopify app developer — tomsailors.com
