Shopify App Comparison 2026

SwiftBundle — Bundles & Kits

5.09 reviews
VS

Mikawaya Subscription

5.063 reviews

Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for SwiftBundle and Mikawaya Subscription to find the best fit for your store.

Built for Shopify

Sell unlimited fixed or mix-and-match bundles with tiered BXGY discounts, custom pricing, live cart previews & customizable theme sections.

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Key Features

  • Unlimited fixed and mix-and-match bundle creation with custom pricing
  • Tiered BXGY discounts and volume discount configurations
  • Real-time inventory synchronization with live cart previews
  • Fully customizable BYOB landing pages with sticky cart summary
  • Compatible with all Online Store 2.0 themes including Motion and Dawn

Verdict on SwiftBundle

SwiftBundle is a compelling free option with a Built for Shopify badge — a rare combination. The unlimited bundle creation with real-time inventory sync and live cart previews puts it on par with paid competitors. It is still very new, but the quality indicators (Built for Shopify badge, OS 2.0 compatibility, checkout extensions) suggest serious development quality. Worth installing to test alongside your current bundle solution.

Built for Shopify

Japan-made Shopify subscription app specializing in marketing features for recurring commerce sales growth.

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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.

Frequently Asked Questions

Is SwiftBundle really free?

Yes, SwiftBundle is completely free with unlimited bundle creation. There are no paid plans, revenue caps, or hidden fees.

Does it work with my theme?

SwiftBundle is compatible with all Online Store 2.0 themes including Motion, Dawn, and legacy themes. It also works with currency converter apps.

Can I place bundles on any page?

Yes, bundles can be placed on homepages, product pages, or cart pages. The customizable BYOB landing pages can also serve as standalone bundle pages.

Is Mikawaya only for Japanese stores?

Yes, Mikawaya is built specifically for the Japanese market with Japanese-only language support and LINE CRM integration. It is not designed for international stores.

Does Mikawaya charge transaction fees?

Yes, the Light plan charges 3% per transaction and the Standard/Pro plans charge 1%, in addition to the monthly subscription fee.