# Checkout Index by PDQ

> Free Shopify checkout analysis tool that identifies revenue leaks in your storefront and delivers a personalized recovery plan in under 60 seconds, with no install or integration required.

Checkout Index is powered by PrettyDamnQuick (PDQ), the optimization platform trusted by leading Shopify brands. It analyzes publicly available checkout signals from any Shopify store and benchmarks them against industry peers to surface conversion opportunities.

## Pages

- [Home](/): Run a free Checkout Index analysis on any Shopify store.
- [Rankings](/rankings): Public scoreboard of analyzed Shopify brands ranked by checkout performance.
- [Checkout Mistakes](/checkout-mistakes): Common Shopify checkout mistakes that quietly cost DTC brands revenue.
- [Install PDQ App](/Install-PDQ-App): Install the PrettyDamnQuick app for full checkout optimization.

## Optional

- [Abandonment Calculator](/abandonment-calculator): Estimate revenue lost to cart and checkout abandonment.
- [FST Calculator](/fst-calculator): Calculate First Successful Transaction impact on conversion.