Purchase Limits guides
A clear starting path for purchase limits, from first setup to a result you can verify.
Read the complete guide overview
Soply Purchase Limits helps Shopify merchants manage per-order limits, product and variant limits, total sales caps, purchase eligibility, and rules for items bought together. This guide center follows the workflow: choose a rule → configure it → enable storefront and checkout protection → verify → troubleshoot. You can also use each article on its own.
New here? Read Welcome to Soply Purchase Limits for a quick tour of the app and the launch steps.
New to the app? Follow this launch path
- Read the app overview and choose the correct rule type for what you need to count.
- Use the first-time setup guide to create a rule that is easy to test, such as a two-item order maximum.
- Enable the Theme App Embed to show customers storefront messages.
- Enable Checkout Validation at shop and rule level.
- Test a passing and an over-limit cart.
Find a guide by your goal
| I want to… | Start with |
|---|---|
| Limit the quantity, value, or weight of one order | Order limits |
| Cap the combined quantity of products in a collection | Collection limits |
| Cap a product or a specific option | Product limits, variant limits |
| Limit total units sold across orders | Total limits |
| Decide which customers or countries can buy | Product access rules, tag, email, and country conditions |
| Require an item alone, allow one choice, or require items together | Exclusive purchase, purchase combinations |
| Find why a message is missing or checkout is not blocked | Missing banner, checkout troubleshooting |
Rule setup and calculation
- Create, edit, activate, deactivate, and delete rules
- Understand minimum and maximum calculations
- Target customers with tags and login conditions
- Schedule rule start and end times
- Set daily, weekly, or custom purchase frequency
- Translate error and storefront messages
- Choose warning triggers and additional messages
Storefront, checkout, and troubleshooting
- Test product pages, carts, cart drawers, and Buy now
- Troubleshoot a missing storefront message
- Troubleshoot checkout not being blocked
- Frequently asked questions
Operations and examples
- Review purchase frequency violations and configure email alerts
- Set weight units and timezone
- Combine rules for a flash sale
- Set different limits for wholesale customers
- Require Product B with Product A
- Understand why a duplicate order can still occur
Pick the next step
for your store.
Choose a topic below. If you need help with your setup, email support@soplyapp.com.
Overview
Start and launch
What is Soply Purchase Limits for Shopify?
Learn how Soply Purchase Limits handles Shopify order, collection, product, variant, total sales, access, and combination rules.
How to set up Soply Purchase Limits for the first time
Create your first Shopify purchase limit, enable the theme embed and checkout validation, and test passing and failing carts.
How to choose a Shopify purchase limit type
Compare Shopify order, collection, product, variant, total sales, product access, and purchase combination rules.
How to verify that Shopify purchase limits are working
Test passing, over-limit, and out-of-scope carts to verify storefront messages and Shopify checkout blocking.
Create rules
How to set Shopify order minimums and maximums by quantity, value, or weight
Set a Shopify order minimum or maximum by item quantity, order value, or weight, then verify the result at checkout.
How to set Shopify collection limits
Set a combined quantity, value, or weight limit for Shopify collections and test which cart items count.
How to set individual or combined Shopify product limits
Set Shopify product quantity, value, or weight limits and compare per-product, per-variant, and combined calculations.
How to set Shopify variant limits
Limit the quantity, value, or weight of a specific Shopify product variant without counting its other options.
How to set a cumulative sales limit
Cap cumulative sales of selected products or variants and understand sold, reserved, and available units.
How to set product access rules
Use blacklists or whitelists to control who can buy selected products, with tags, guest emails, and country conditions.
How to restrict purchases by email and country
Configure guest email lists and shipping-country conditions in product access rules, with clear buyer matching behavior.
How to require an exclusive purchase
Require a Shopify product or variant to be purchased alone and understand how that differs from a quantity cap.
How to set purchase combination rules
Configure choose-one, shared-limit, and buy-together rules for Shopify products or variants.
Common settings
How to manage existing purchase limit rules
Find, edit, activate, deactivate, duplicate, and delete Soply Purchase Limits rules, then check whether they take effect.
How to set minimum and maximum purchase limits
Set minimum and maximum purchase quantities, values, or weights, and understand scope and zero-maximum restrictions.
How to target purchase limits by customer tag
Apply purchase limits to logged-in customers with particular tags or exempt tagged customers, with guest checkout caveats.
How to schedule a purchase limit rule
Give a purchase limit a start time and optional end time, then verify the timezone, rule status, and active window.
How to limit a customer's purchase frequency
Limit repeat purchases by signed-in customers and understand historical-order and simultaneous-checkout boundaries.
Customer order count limits
Use this rule to limit the number of paid orders a signed-in customer can place during one period. Choose a calendar week, calendar month, rolling 1–30 store-local…
How to edit limit messages and translations
Edit multilingual limit, login, and frequency messages on the Translation tab and save the changes.
How to configure warning triggers and messages
Choose when a purchase limit warning banner appears, configure an additional message, and distinguish it from checkout blocking.
Storefront and checkout
How to enable the Soply Theme App Embed in Shopify
Enable the Soply Theme App Embed in a published Shopify theme and check purchase limit messages on product and cart pages.
How to enable Shopify Checkout Validation for purchase limits
Enable shop-level and rule-level Shopify Checkout Validation so noncompliant carts are blocked at checkout.
How to test cart, quick-buy, and checkout entry points
Test Soply purchase limit messages and checkout blocking through Shopify product pages, carts, cart drawers, and Buy now buttons.
Why is the purchase limit banner not showing on my store?
Troubleshoot missing Soply purchase limit messages on Shopify product and cart pages by checking the rule, theme embed, and theme compatibility.
Why is checkout not blocked by an active purchase limit?
Troubleshoot an active Shopify purchase limit when a noncompliant cart can still check out despite a storefront message.
Operations and examples
How to review and handle frequency violation orders
Review frequency violation orders, earlier orders, tag and email status, and the steps for manual follow-up.
How to set up frequency violation tags and email alerts
Configure a frequency violation order tag, verify an email address, and enable optional alerts after payment.
How to configure store settings for purchase limits
Configure the shared weight unit, timezone, checkout bypass, and theme extension settings in Soply Purchase Limits.
Why did a frequency limit allow a repeat purchase?
Understand why frequency rules may miss near-simultaneous purchases and how tags, alerts, and manual review help.
Soply Purchase Limits FAQ
Answers to common Soply Purchase Limits questions about rule scope, storefront messages, checkout blocking, and purchase frequency.