Product restrictions
Maximum quantity rules
Set a maximum quantity per order for an individual product or variant. Enable, disable or edit rules from Shopify Admin.
TruBytes · Shopify app · Under App Store review
Shopify order limits, without the guesswork.
Control product and variant quantities, set maximum cart weights, and enforce purchase restrictions at checkout with Retailer Limits.
Purchase controls
Clear rules for every order.
Designed for merchants who need to limit quantities or prevent carts exceeding a set weight.
Cart restrictions
Maximum cart weight
Set a cart weight limit using kilograms or pounds, with custom validation messages.
Checkout protection
Block orders that exceed limits
Use Shopify checkout validation to enforce supported blocking rules, with optional product and cart theme blocks for earlier guidance.
Simple Starter pricing.
$2.99 per month with a 7-day free trial in the configured Shopify plan. Retailer Limits is currently awaiting Shopify App Store review and is not yet advertised as publicly available.
Getting started
From rule to checkout
- Install and open Retailer Limits from Shopify Admin when available.
- Add a product quantity or cart weight rule, choose blocking behaviour and save.
- Activate the Retailer Limits checkout validation rule in Shopify settings.
- Optionally add the product and cart storefront blocks through the theme editor.
- Test a cart exceeding the limit to confirm the checkout message appears.