Give Eligible Orders a
Relevant One-Click Add-On

Offer relevant add-ons after payment on eligible Shopify checkouts. 1-Click charge without re-entering payment details. Simple setup. No additional app revenue commission.

Open in Shopify

14-day free trial · Works with credit cards & eligible checkout gateways (Shop Pay / PayPal)

Simple Guided Setup (Zero Code Edits)

Shopify Checkout Extensibility

100% Native Safe Merge

0% Revenue Share Cut

Why Smart Merchants Choose PostBoost

Engineered to replace bloated legacy upsell apps that charge excessive fees.

True 1-Click Checkout

Customers never have to re-enter their 16-digit card number or shipping address. One click adds the product directly to their existing order.

Add to the Original Order

Accepted add-ons appear on the original Shopify order. Shipping and fulfilment follow your store configuration and may use separate shipments.

Flat Predictable Pricing

Pay a predictable US$19.99 every 30 days. We charge no additional app revenue commission; Shopify fees and taxes may still apply.

Simple & Transparent

One Simple Plan for Serious Stores

No app commission on your added product revenue.

PostBoost Pro

For scaling Shopify stores

Full Access

$19.99/ month

Configure in minutes · Eligible checkouts · Cancel anytime

Guided Setup (Native checkout extension, zero theme code edits)

Unlimited 1-Click Upsell Orders

0% app commission (Shopify fees and taxes may still apply)

Native append to original order (Shopify Order Edit native append)

Native support for Credit Cards (Shop Pay & PayPal subject to gateway settings)

Revenue verified against Shopify payments and refunds

* Note: Shopify post-purchase pages display on credit card checkouts and eligible accelerated payment gateways (PayPal requires Reference Transactions approval from PayPal).

Start Your 14-Day Free Trial