Shopify App Comparison 2026
Buy Button Channel
191 reviews
VS
Blockify Checkout Rules Plus
151 reviews
Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Buy and Blockify Checkout Rules Plus to find the best fit for your store.
Sell your products on any website or blog.
View Full DetailsKey Features
- Enable shoppers to checkout directly from external websites or blogs
- Promote products to regular website/blog visitors
- Customize fonts, colors, and layouts to match brand styling
- Update product details from Shopify without editing external code
- Track sales via Home overview and Analytics pages
- Create quick checkout links for email, direct messages, or social media
Checkout customization with fraud prevention.
View Full DetailsKey Features
- Max/min quantity restrictions
- Discount, collection, customer tag, and shipping method conditions
- Cart, checkout, and product page alerts
- Custom branding and messaging
- Payment method management (hide/reorder/rename)
- Shipping discounts and COD fee configuration
- Order status page customization
- Checkout upsells (Plus plan)