Asttero

Custom Shopify app development

Build a Shopify app

for your process,

not workarounds.

We design Shopify apps for stores where off-the-shelf tools cannot handle critical processes, data is scattered across systems, or the team keeps falling back to manual work.

Let's talk about your app ->

Custom app

Are off-the-shelf apps starting to limit your store?

As ecommerce scales, workarounds quickly become an operational cost. Custom Shopify app development makes sense when standard tools cannot handle a critical process, data across systems is inconsistent, or the team keeps doing repetitive tasks by hand. We start by clarifying the goal and the process so the app reduces store complexity instead of adding another layer of problems.

API

Shopify integrations with external systems and your own business logic.

0 workarounds

Solutions designed around a real process, not around the limits of an off-the-shelf app.

Plus

Support for Shopify and Shopify Plus stores.

What apps we build.

Solutions for data,
processes and sales.

Operational automations.

We build tools that reduce repetitive work around products, collections, orders, statuses and internal workflows.

Integrations and data.

We connect Shopify with external systems, organize information flow and build logic that off-the-shelf apps cannot cover.

Products and collections.

We implement solutions that support assortment management, variants, rules, product data and store structure.

Marketing and shopping experience.

We design features that support personalization, messaging, promotions and parts of the buying journey when standard Shopify is not enough.

How we build

How we
build.

First we organize the process, data and business goal. Only then do we design the app, integration or automation.

Let's talk about your app

Results.

Proof, not promises.

Returns automation
Fashion

Returns automation

A fashion brand handled more than 400 returns per month manually — Excel, emails and manual inventory corrections. Two employees lost five hours every week on this process alone. Every mistake meant an unhappy customer and extra work for support.

We built a custom Shopify app: the customer submits a return through a portal, the system generates a label, updates inventory and triggers the refund automatically. Handling time per return dropped from 12 minutes to 90 seconds. The process was cut by 50%. CSAT rose by 25%.

Analytics dashboard
Beauty

AI analytics dashboard

A beauty brand with a wide assortment made stocking decisions by gut feeling — standard Shopify reports showed sales, but not trends, seasonality or forecasts. The result: overstocks on some products and stockouts on others.

We built a custom analytics dashboard with a forecasting module based on historical sales data. Forecast accuracy rose by 40%. Marketing budget shifted to products with the highest potential. Overselling dropped to zero.

Process first,
then
the app.

Book a short call. We will check whether your store needs a custom Shopify app, integration, automation or a simpler cleanup of your current tools.

Let's talk about your Shopify app