Powerful Features, Simple Interface

Everything you need to create product bundles that increase average order value and delight your customers.

Visual Bundle Editor

Design your perfect bundle page with an intuitive visual editor. Control every aspect of how your bundle appears on your storefront without writing any code.

  • Real-time preview as you edit
  • 50+ display settings (colors, spacing, cards, buttons)
  • Custom grid layouts (2-5 columns)
  • Mobile-responsive design controls

Tiered Pricing Engine

Create volume-based discounts that encourage customers to add more items. Set multiple pricing tiers with percentage or fixed-price discounts.

  • Percentage or fixed-price discounts
  • Multiple tiers per bundle
  • Dynamic pricing badge updates
  • Automatic discount calculation

Product Grouping

Organize products into named groups to guide customers through a structured selection process. Perfect for step-by-step bundle building.

  • Named product groups
  • Drag-and-drop ordering
  • Group-based minimum requirements
  • Clear visual separation on storefront

Cart Transform Checkout

Bundles are added to cart as a single container product and automatically expanded into individual line items at checkout for accurate fulfillment.

  • Shopify Cart Transform API integration
  • Accurate line items at checkout
  • Correct inventory tracking
  • Seamless customer experience

Mobile Optimized

Bundles look great on every device. Control mobile-specific settings like column count and padding to ensure a perfect experience on phones and tablets.

  • Separate mobile column settings
  • Mobile padding controls
  • Touch-friendly product selection
  • Responsive image handling

Theme App Extension

Works with every Shopify theme out of the box. No manual code changes needed — the app integrates through Shopify's native extension system.

  • Compatible with all themes
  • No code installation required
  • Automatic updates
  • Clean uninstall

Bundles for Every Kind of Store

From skincare routines to gift boxes, Build-a-Box works with any product type. Here are a few ideas to get you started.

Cleanser

Serum

Moisturizer

SPF

Skincare Routine

Let customers build a complete skincare regimen from your product line.

Candle

Chocolate

Tea

Card

Gift Box

Curate the perfect gift with mix-and-match selections for any occasion.

Chips

Nuts

Jerky

Granola

Snack Pack

Build a custom snack box from your range of treats and nibbles.

Sample A

Sample B

Sample C

Guide

Starter Kit

Help new customers discover your best products in one bundle.

Treats

Toy

Shampoo

Brush

Pet Supply Box

Monthly essentials for pet owners — toys, treats, and grooming items.

Protein

Grain

Veggies

Sauce

Meal Kit

Combine ingredients and portions for a complete meal experience.

Create Your First Bundle

How It Works

Get your first bundle live in three simple steps. No technical knowledge required.

01

Create Your Bundle

Open the app, give your bundle a name, and add products from your store. Set a minimum item count and organize products into groups.

02

Customize the Look

Use the visual editor to match your brand. Adjust colors, layout, card styles, and pricing tiers. Preview changes in real time.

03

Publish & Sell

Hit publish and your bundle page goes live. Customers can start building their own box and checking out immediately.

Ready to Boost Your Average Order Value?

Join Shopify merchants using Simplify Build-a-Box to create product bundles that customers love.

Install Free

Free plan available. No credit card required.