Build Custom Shopify Apps That Work the Way You Need

Whether you need a private app to streamline operations or a public app to scale your SaaS product—we plan, design, and build high-performance Shopify apps tailored to your business.

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Why Choose Custom App Development?

Off-the-shelf apps are great—until they aren't.

When third-party tools don't fit your exact workflow, business logic, or integrations, it's time for something purpose-built. At BrainBox, we develop robust, scalable Shopify apps—both private (internal use) and public (available on the Shopify App Store)—that deliver full control, better UX, and reduced reliance on external platforms.

We Build Shopify Apps For:

Internal business automation

Custom shipping logic

Third-party API integrations

Wholesale & B2B workflows

Product customization

Subscription management

Backend reporting dashboards

Shopify admin UI extensions

  • Tech We Use:

    • Shopify Admin API
    • Shopify Storefront API
    • Shopify App Bridge
    • Node.js / PHP / Laravel backend
    • OAuth 2.0 Authentication
    • Polaris for embedded admin UIs
    • Shopify CLI, App Proxy, Webhooks

  • Private App Use Cases

    • Connect your ERP, CRM, or fulfillment center
    • Automate order routing and inventory sync
    • Build smart dashboards for custom analytics
    • Simplify staff workflows within Shopify Admin

  • Public App Use Cases

    • Launch your SaaS for Shopify merchants
    • Integrate your marketing tool or product builder
    • Offer analytics, automation, or loyalty features
    • Publish and monetize through the Shopify App Store

Frequently Asked Questions

Turn Complex Workflows into Seamless Shopify Apps

Tell us your idea—we’ll help you build a stable, scalable, and fully integrated Shopify app.

Let’s Discuss Your App Idea