Key Features

• 3-tier discount settings for subscription plans
• BOX functionality for curated subscription boxes
• CRM integration with LINE and email apps
• LTV analysis by customer attributes
• Form-integrated and survey landing page features

Verdict on Mikawaya

Mikawaya is the go-to subscription app for Japanese Shopify stores. With 5.0 stars, 63 reviews, and a Built for Shopify badge, it is the most trusted option in its niche. The LINE CRM integration and LTV analysis are tailored for the Japanese market. However, the Japanese-only language support limits its usefulness outside Japan.

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.