Key Features

• Gamified, fully customizable multi-step bundle layouts with pre-built templates
• Supports multipacks, mix-and-match, variant bundles, build-a-box, gift boxes, and subscription bundles
• Multiple discount rules including tiered pricing, fixed-price bundles, and free gift thresholds
• Developer-friendly with open SDKs for completely custom bundle designs
• Inventory sync with all 3PL providers and built-in performance analytics

Verdict on EB

Easy Bundle Builder is the premium choice for merchants who need deeply customizable, gamified bundle experiences. The multi-step flow and build-a-box capabilities are best-in-class, and the SDK access makes it the top pick for stores with developer resources. The pricing is higher than competitors, but justified for stores doing serious bundle revenue. The free Starter plan lets you test the waters before committing.

Key Features

• Claude AI-powered sales assistant integrated into your store
• Photo upload for personalized product recommendations
• Instant catalog navigation for large product ranges
• Complementary product suggestions after every add-to-cart
• Answers customer questions to help with confident purchasing

Verdict on UpSell

UpSell AI uses Claude (Anthropic's AI) as a sales assistant on your store — a novel approach at just $7/month. Note that you need your own Claude API key, adding variable costs. With zero reviews and requiring external API setup, it is best for technically comfortable merchants willing to experiment.