Key Features

• Upsell offers on product and cart pages to boost conversions
• Product bundles with discounts and performance tracking
• Volume discounts to encourage larger cart sizes
• Wishlist reminders with stock and price drop alerts
• Guest wishlists with social sharing capabilities

Verdict on GP

GP Wishlist & Upsell Suite is a versatile all-in-one tool that combines wishlists with upsells, bundles, and volume discounts. The free plan is useful for testing, and the 14-language support is impressive. At $9.99-$19.99/month, it offers good value for stores wanting wishlist + upsell functionality in a single install.

Key Features

• Interactive addon slider on any product page
• Custom add-ons like gift wrap, warranties, or personalized messages
• Use existing store products as upsells in the slider
• Info popups with extra details and images for each addon
• Integrates with cart and Buy Now buttons for seamless checkout

Verdict on HD

HD Product Addons offers a unique slider-based add-on experience for product pages. The concept is good for gift wrap, warranties, and customization options. However, with 3.0 stars and only 1 review, it has concerning quality signals. The free plan with 10 revenue orders is very limited.