[2026 Edition] Comparison of Shopify GA4-Integrated Apps: 4 Recommended Choices

As we enter 2026, data analysis is essential to the success of your Shopify store, and Google Analytics 4 (GA4)-integrated apps are especially important. With the end of traditional user acquisition (UA), accurately measuring customer behavior and conversion data is key to effective marketing strategies. Accurate GA4 integration is vital for store management, as it directly contributes to optimizing advertising spend and improving customer experience. In this article, we carefully select and rank four GA4-integrated apps with particularly excellent functionality and proven implementation records from the many available, providing detailed explanations. Through this comparison, we will help you build the optimal data infrastructure for your Shopify store and grow your business with confidence.

1st place

GTM Tag Management

App URL: Shopify View in the App Store

App Overview

This app specializes in data integration, allowing you to easily add Google Tag Manager (GTM) to your Shopify store and centrally manage GA4 and ad tags. Implementation is code-free.

App Details

This app allows you to set up GA4, track custom events, and automatically install major ad conversion tags (Meta, TikTok, Google Ads, etc.) without editing any code. A major advantage is that installation is completed simply by entering your GTM container ID, eliminating the need for tedious manual setup. Accurate and reliable data integration helps improve the accuracy of your marketing activities.

Reviews

This app has been praised as extremely useful for implementing GA4. Its easy setup and reliable data collection are often cited as superior to manual tracking setup. The support team’s responsiveness and assistance with custom event setup are highly praised. Many users feel that the price is worth the features.

Below are some user comments:

This app is extremely helpful in implementing GA4! It’s easy to set up and provides reliable data.

The support team is excellent and helped me quickly set up custom events.

It’s far superior to manually setting up tracking, and I highly recommend it.

The price seems reasonable for the features it offers.

The interface is very intuitive and easy to use.

2nd Place

Shortly Affiliate Marketing

App URL: Shopify View in App Store

App Overview

This app specializes in managing influencers and affiliates, enabling link generation, compensation management, and accurate performance tracking.

App Details

Equipped with GA4 integration, it accurately tracks sales data generated through affiliates and automatically calculates commissions based on performance. It offers all the features necessary for managing an affiliate program, including referral code and custom link generation, and real-time performance reports. This allows for visualization of marketing effectiveness and efficient commission payments.

Reviews

It is highly rated for its excellent influencer program management and easy-to-use interface. Users particularly value the accuracy of the analytical data that forms the basis for commission calculations. Support is also fast and friendly, and there are concrete success stories of significant increases in sales after implementation.

Below are some user comments:

It’s perfect for managing our influencer program and is very easy to understand.

The analytics integration is accurate, which is crucial for commission calculations.

Customer service is very responsive and helpful.

Since implementing this, our sales have increased significantly.

I think I need more customization options for my landing page.

3rd Place

Pasilobus Google Analytics

App URL: View on Shopify App Store

App Overview

This GA4-integrated app specializes in Shopify e-commerce measurement. It enables tracking and detailed analysis of customer behavior, improving data collection accuracy.

App Details

This app automatically and accurately sends important e-commerce events from your Shopify store, such as product views, add-to-cart, checkout, and completed purchases, to GA4. This eliminates issues like double counting that often occur with traditional tracking, helping you collect reliable data needed to optimize your marketing strategies.

Reviews

Setup was extremely easy, with many users reporting that GA4 was fully operational in less than five minutes. The reliability of tracking is highly praised. Many users are particularly pleased with the solution to their double transaction issues. While the price is a little higher than alternatives, it’s considered cost-effective given the accuracy of the data.

The following are some user comments:

Setup was easy, and it took less than five minutes for GA4 to be fully operational.

The reliable tracking ultimately resolved the double transaction issue.

It’s a little more expensive than alternative apps, but the reliability makes it worth it.

I’m still learning how to use all the advanced features.

It’s a great value for the data accuracy.

4th place

Koin – Store Credit & Loyalty

App URL: Shopify View in the App Store

App Overview

This app provides store credit, points, and gift card features to improve customer loyalty. It provides powerful support for cultivating repeat customers.

App Details

This app allows you to flexibly grant store credits based on customer actions, such as purchases and reviews, to encourage future purchases. Because there is no mention of integration with GA4, this app is not suitable for GA4 analysis alone, but it is extremely effective as a loyalty program to increase customer repeat purchases. A free plan is available, making it easy for small stores to use.

Reviews

This app is highly praised for its excellent, easy-to-use loyalty system. It has been proven to significantly increase repeat purchases after implementation, and is praised for its simple yet effective approach. While the free plan is popular for its ease of use for small stores, some users have expressed a desire for the addition of GA4 event tracking functionality.

Here are some user comments:

It’s a great loyalty system that’s easy for customers to use.

Since using Koin, our repeat purchase rate has increased significantly.

It’s simple, effective, and they were great to work with when we needed help with integrations.

The free plan is very generous for a small store.

I hope they add GA4 event tracking soon for better attribution.