Shopify App Comparison 2026

Bundler - Product Bundles App vs Releasit COD Form & Upsells

Bundler - Product Bundles App

4.92,157 reviews
VS

Releasit COD Form & Upsells

4.82,643 reviews

Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Bundler and Releasit COD Form & Upsells to find the best fit for your store.

Built for Shopify

Earn more with bundle offers, bundle deals & quantity breaks!

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Key Features

  • Classic product bundles with discounts
  • Mix-and-match bundle builder
  • Volume discounts and quantity breaks
  • Bundle section widgets for any page
  • Automatic discount application
  • Compatible with subscriptions
  • Analytics and conversion tracking
  • Multi-language support

Verdict on Bundler

Bundler stands out with a generous free forever plan that includes unlimited bundles. With nearly 2,100 reviews and a 4.9 rating, it is one of the most trusted bundle apps on the Shopify App Store.

Built for Shopify

Cash on Delivery Form for Dropshipping: Upsells, OTP, SMS.

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Key Features

  • Custom COD order form replacing checkout
  • One-click upsells and downsells
  • OTP/SMS phone verification
  • Multi-pixel tracking (Facebook, TikTok, Google)
  • Quantity offers and discounts
  • Google Sheets order import/export
  • Abandoned checkout recovery
  • Multi-language support

Verdict on Releasit

Releasit is the most popular COD form app on Shopify with 2,600+ reviews. Its built-in upsell capabilities make it a complete solution for dropshipping stores in COD markets looking to maximize order value.

Bundler vs Upsells — Side-by-Side Feature Comparison

Wondering which app offers the features you actually need? This feature-by-feature breakdown shows exactly where Bundler and Releasit COD Form & Upsells differ — so you can make an informed decision for your Shopify store.

FeatureBundler -Releasit COD Form
Cart drawer / slide cart
Post-purchase upsell
Frequently bought together
Free shipping bar
Free gift / BOGO
Product page upsell
AI recommendations
Built for Shopify
Free plan available
Custom branding

Integration & Compatibility Comparison

App integrations matter — especially when you're running multiple tools in your Shopify stack. Here's what each app connects with out of the box.

Bundler - Product Bundles App

Built for Shopify
  • Checkout
  • Shopify POS
  • Shopify Admin
  • Cartbot: Gift with purchase
  • Multicurrency converter apps
  • PageFly Landing Page Builder
  • Point of sale (POS)
  • Seal Subscriptions

Supported Languages

English, German, French, Spanish, Italian, Portuguese, Dutch

Releasit COD Form & Upsells

Built for Shopify
  • Checkout
  • Shopify Admin
  • GemPages
  • Google Sheets
  • Kaching Cart
  • PageFly
  • Wide Bundles
  • Zipify Pages

Supported Languages

English, French, Arabic, Spanish, Italian, German, Portuguese, Turkish

Frequently Asked Questions