Checkout Extreme
Shopify apps for cart customization and more
Checkout Extreme is a Sri Lanka-based developer established in 2023. Specializing in cart customization, the team maintains a focused portfolio consisting of one active application. They currently hold an exceptional average rating of 5.0 across three reviews.
Their flagship solution, Extreme Checkout Customizer, enables merchants to personalize their payment and shipping options during the checkout process. This application has successfully garnered three reviews with a perfect 5.0 rating. The developer’s portfolio remains dedicated to optimizing the cart customization category.
Checkout Extreme is defined by a commitment to excellence and high-quality user experiences. With a perfect average rating, the developer demonstrates a consistent standard of performance. They focus on delivering specialized tools that streamline critical checkout functionalities for Shopify merchants.
1 published apps · 1 currently active
Based on 3 verified reviews
Time to review
Top merchant geographies
Across all apps
How Checkout Extreme's apps stack up against the category leaders.
Extreme Checkout Customizer
vs Upsell.com ‑ ReConvert Upsell
Extreme Checkout Customizer
vs Essential Upsell & Cross Sell
Extreme Checkout Customizer
vs EG Auto Add to Cart Free Gift
Extreme Checkout Customizer
vs Kaching CartDrawer Cart Upsell
Extreme Checkout Customizer
vs Essent FreeShipping Upsell App
Extreme Checkout Customizer
vs Rebuy Personalization Engine
Developers with overlapping focus areas


United Arab Emirates
South Africa
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