CheckoutOS Documentation
Maximize every transaction with checkout optimization, post-purchase upsells, and dynamic bundling.
CheckoutOS is Chargezen's checkout optimization suite that helps you maximize Average Order Value (AOV) and conversion rates through intelligent post-purchase upselling, checkout extensions, and dynamic bundling.
Monthly Pricing
CheckoutOS is available for $99/month. No transaction fees, no hidden costs. Teams that expand into multiple Chargezen products can move to the Self-Serve platform plan.
Get Started
New to CheckoutOS? Start with these guides to get up and running quickly.
Introduction
Learn what CheckoutOS is and how it can boost your revenue
Quick Start
Get CheckoutOS running on your store in minutes
Installation
Step-by-step installation guide for Shopify stores
Core Features
Explore the key features that make CheckoutOS the complete checkout optimization solution.
One-Click Upsells
Post-purchase upsell offers with one-tap acceptance
Checkout Extensions
Customize your checkout with trust badges, progress bars, and more
Dynamic Bundles
AI-powered bundle creation based on cart contents
Smart Recommendations
Personalized product suggestions powered by machine learning
Optimize Revenue
Take your checkout to the next level with advanced optimization features.
Subscription Upsells
Convert one-time buyers to subscribers at checkout
Discount Functions
Custom discount logic and checkout rules
A/B Testing
Test offers, placements, and messaging
Measure Success
Track performance and make data-driven decisions.
Need more help? Contact support