Buyer's guide

Best Checkout Optimization software

Platforms for optimizing the e-commerce checkout experience to reduce cart abandonment and increase conversion. Open any profile for real pricing, compliance, and buyer-fit detail, or jump into the checkout optimization directory to filter by industry, company size, and certifications.

19 profiled toolsUpdated 2026

1
Rebuy
E-Commerce Personalization
Rebuy is an AI-powered personalization and merchandising engine for Shopify stores. It powers product recommendations, cart and checkout upsells, cross-sells, post-purchase offers and smart…
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2
ShipperHQ
Checkout Optimization
Shipping experience platform enabling ecommerce stores to optimize checkout, manage rates from 100+ carriers, and customize shipping logic without code. Supports multi-origin fulfillment, LT…
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3
Zipify OneClickUpsell
Checkout Optimization
Zipify OneClickUpsell (OCU) is a Shopify app that adds AI-powered post-purchase and checkout upsell offers to boost average order value. Merchants build one-click upsell funnels shown after…
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4
Juspay
Payment Orchestration
Payments orchestration platform helping Indian merchants optimize checkout success rates across multiple payment gateways.
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5
Cartflows
Checkout Optimization
Sales funnel builder for WordPress and WooCommerce creating optimized checkout pages with one-click upsells, order bumps, and A/B testing.
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6
CartHook
Shopping Cart & Checkout
Post-purchase upsell and cross-sell platform for Shopify that maximizes AOV through one-click offers presented immediately after checkout, with no-code builder, advanced targeting, and real-…
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7
Privy Checkout
Checkout Optimization
Privy is an ecommerce conversion and marketing platform for Shopify and BigCommerce merchants, offering on-site displays (popups, banners, spin-to-win) plus email and SMS marketing to grow l…
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8
GoKwik
Checkout Optimization
GoKwik is an e-commerce enablement platform for D2C brands that boosts conversions and reduces return-to-origin (RTO) losses. Its AI-driven suite includes one-click Kwik Checkout to cut cart…
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9
PayWhirl
Payment Processors
PayWhirl is a recurring-payments and subscription-management platform, best known as a Shopify app, that lets merchants create custom subscription plans, memberships and payment schedules. I…
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10
Tapcart
Mobile App Development
Tapcart turns Shopify stores into native mobile apps with AI-powered personalization, unlimited push notifications, and a no-code app studio. Build, launch, and optimize high-converting mobi…
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11
Checkout Champ
Checkout Optimization
Performance e-commerce platform with lightning-fast checkouts, customizable sales funnels, subscription billing, and multi-gateway payment processing for DTC brands.
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12
EcoCart
Carbon Offset Management
Sustainability platform with a Shopify app and API that lets ecommerce shoppers offset the carbon footprint of their orders at checkout.
Deal available
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13
sticky.io
Checkout Optimization
A unified revenue optimization and growth platform for ecommerce brands to run offers, subscriptions, payments, and recovery in one place. Convert more customers, retain them longer, and cap…
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14
Funnelish
Checkout Optimization
All-in-one eCommerce platform to build high-converting sales funnels, automate fulfillment, and scale profitably. Includes funnel builder, blogs, payment routing, analytics, and 27+ integrat…
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15
Billsby
Subscription Billing
Subscription billing platform for SaaS and recurring revenue businesses with customizable checkout and retention features.
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16
Shopflo
Checkout Optimization
Shopflo is a one-click checkout and conversion platform for D2C and e-commerce brands, primarily in India. It provides an optimized checkout, address and payment handling, upsells and analyt…
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17
Decentro
Open Banking and BaaS
Decentro is an API banking and payments platform for India and the broader APAC region that lets companies embed financial services - UPI and virtual-account collections, instant payouts, re…
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18
ConvertCart
Conversion Rate Optimization
ConvertCart helps eCommerce businesses increase conversion rates and drive revenue through fully-managed conversion rate optimization and email marketing services, combining proprietary tool…
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19
Bolt
Checkout Optimization
Bolt does not publish a citable numeric starting price on its current public site. Pricing is provided by quote and can vary by deployment, organization size, usage, modules, or services. Bo…
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20
SEO Ant
Image Optimization
SEO optimization and image compression app for Shopify.
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21
Hotelchamp
Conversion Rate Optimization
Hotel website personalization and direct booking optimization.
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22
Rokt
Marketing Performance Management
Transaction marketing platform delivering relevant offers at the moment of purchase across merchants.
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23
Reachu
Software
Norwegian social commerce platform enabling creators and brands to embed checkout in TikTok, Instagram and websites.
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24
SamCart
Checkout Optimization
Direct-to-consumer checkout platform for creators and entrepreneurs with one-click upsells and subscription billing.
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25
Appmax
Software
Brazilian ecommerce checkout and anti-fraud platform for D2C.
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26
Preload by Orbit
Software
Speed optimization and preloading app for Shopify stores.
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27
Zippin
Checkout Optimization
Autonomous checkout platform for retailers and stadiums with AI-powered grab-and-go stores.
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28
Checkout Plus alternatives Slide Cart by Foxkit
Shopping Cart & Checkout
Slide cart and upsell app for Shopify merchants.
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29
Vitals
Conversion Rate Optimization
All-in-one conversion optimization app with 40+ tools for Shopify.
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30
IT Retail
Retail Point of Sale
POS system designed for grocery stores and supermarkets with scale integration and self-checkout.
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31
AiFi
AI for Retail
Computer vision platform powering autonomous shopping experiences in retail stores of all sizes.
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32
Trigo
AI for Retail
Computer vision platform for grocery and convenience retail enabling automated checkout and inventory tracking.
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33
Hyperspeed
Software
Site speed optimization platform for Shopify merchants.
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34
Pay2B
Software
Payment orchestration and checkout platform for Latin American merchants.
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35
ThriveCart
Billing Infrastructure
High-converting checkout page builder for digital products with affiliate management and subscription billing features.
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36
Xola
Appointment Booking for Services
Booking software for tours, activities, and rentals with online checkout and marketing.
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Best checkout optimization by company size

Best checkout optimization for Solo / freelancer Best checkout optimization for Startup (1-50)Best checkout optimization for Small business (51-200)Best checkout optimization for Mid-market (201-1,000)Best checkout optimization for Enterprise (1,000+)

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Checkout Optimization directory & filters All software categories Software deals

Frequently asked

What is the best checkout optimization software?

Cubbie ranks 19 profiled checkout optimization tools by profile completeness, verified-vendor status, and active deals. The list above leads with the products that carry the most complete, vendor-maintained profiles.

How does Cubbie choose these checkout optimization tools?

Listings are drawn from the live catalog and ordered so products with substantive, vendor-maintained profiles surface first. Cubbie does not accept payment for ranking position.

Ranked from Cubbie's live catalog, https://www.cubbie.com/best/checkout-optimization