How to Show GA4 Data Inside Your SaaS App

Author's Note

As the founder of Dashrendr, I've spent countless hours wrestling with APIs to pull data into a usable format. Early in my career, I spent a full month building what I thought was a simple integration, only to see it break with the first minor API update. This experience is what led me to build Dashrendr—to help developers escape the integration treadmill and focus on their core product.

Disclosure: This article is published by Dashrendr. Where Dashrendr is relevant, I say so directly — including its limitations.

Introduction: The User Expectation for In-App Analytics

Your SaaS product helps your users achieve a goal. But how do they know if they're successful? For many, success is measured by traffic and engagement. If your platform helps users build a website, manage a blog, or run a marketing campaign, they'll inevitably want to see how much traffic they're getting. The most common source for this data is Google Analytics 4 (GA4). The modern SaaS user expects to see this data within your app, not in a separate browser tab. Your challenge is to figure out how to show GA4 data in your app in a way that is seamless, secure, and scalable.

This guide is for SaaS developers who need to provide their users with dashboards displaying their own GA4 metrics. We'll explore the two primary paths: the manual, code-intensive GA4 API route and the fast, scalable embedded analytics platform route.

Defining Core Concepts

Before we dive into the 'how', let's clarify some key terms. The landscape of analytics is filled with jargon, so establishing a clear vocabulary is essential.

• GA4 In-App Analytics: This refers to the practice of displaying a user's Google Analytics 4 data (like pageviews, traffic sources, and user locations) directly within the user interface of your SaaS application. This is a form of customer-facing analytics, where you provide insights to your customers as a product feature.
• Google Analytics Data API: This is the official programming interface from Google that allows developers to programmatically query GA4 report data. It's the 'engine' that makes it possible to get data out of Google's ecosystem and into your own. You can find the extensive documentation on Google's developer site.
• Dimensions and Metrics: These are the fundamental building blocks of any GA4 API query. Put simply, metrics are the numbers (e.g., `sessions`, `activeUsers`, `conversions`). Dimensions are the attributes that describe those numbers (e.g., `pagePath`, `country`, `source`). Your query asks for metrics broken down by dimensions.

How to Access GA4 Data to Display in Your App

When you decide to offer GA4 dashboards to your users, you are faced with a classic build vs. buy decision. You can build the integration from scratch using Google's API, or you can use a tool designed to do the heavy lifting for you. Let's break down both options.

Method 1: The 'Build' Route (Direct GA4 API Integration)

This is the path for teams with ample engineering resources and a need for absolute, granular control over the data fetching and visualization process. According to a report from RapidAPI, developers can spend nearly a third of their time just working with APIs. Integrating the GA4 API is a non-trivial task.

Here’s a high-level overview of the process:

1. Enable the API & Create Credentials: In your Google Cloud Platform project, you must enable the 'Google Analytics Data API'. Then, you need to create service account credentials (a JSON key file) that will grant your application server access to the API.
2. Handle Authentication: Your backend code needs to use the service account credentials to authenticate with Google's servers and get an access token. This token must be managed and refreshed securely.
3. Install Client Libraries: Google provides client libraries for various languages (Python, Node.js, Java, etc.) to make API calls easier. You'll need to add these to your project.
4. Construct the Report Request: You'll write code to define the report you want. This involves specifying the GA4 Property ID, the date ranges, and the lists of metrics and dimensions.
5. Process the JSON Response: The API returns a complex JSON object. Your code must parse this response, extract the data for each metric and dimension, and handle potential errors or empty states.
6. Build the Frontend: You have the data, but now you need to show it. This means building your own charting components using libraries like Chart.js or ECharts, or building tables and cards from scratch. You'll also need to handle loading states, error messages, and making the charts interactive.
7. Manage Multi-Tenancy: This is the hardest part. The above steps are for accessing one GA4 account. To show each of your users *their own* data, you can't use a single service account. You'd need to build a complex OAuth flow for each user to grant your application access, then securely store and manage their individual refresh tokens. This introduces significant security and architectural complexity, as detailed in our guide on multi-tenant dashboards.

The key architectural takeaway for the API method is that it requires dedicated backend and frontend development, ongoing maintenance for API changes, and a robust security model for handling multi-tenant user credentials.

Method 2: The 'Buy' Route (Using Dashrendr)

The alternative is to use a visual-first embedded analytics platform like Dashrendr. Our entire purpose is to abstract away the complexity of API integration and UI development, turning a multi-week engineering project into a few clicks.

Here’s the process with Dashrendr:

1. Connect Your Data Source: From your Dashrendr dashboard, you select the Google Analytics connector. You're prompted to log in with your Google account via a secure OAuth flow. That's it. No API keys, no service accounts.
2. Build Your Dashboard: You use our drag-and-drop visual dashboard builder. You pick a chart type (bar, line, pie, map, etc.), then select the GA4 property, metrics, and dimensions from dropdown menus. The chart appears instantly.
3. Embed in Your App: We give you a simple snippet of code to paste into your application's HTML. The dashboard you built is now rendered securely inside your product.
4. Handle Multi-Tenancy Automatically: For multi-tenant scenarios, Dashrendr handles everything. Your users can connect their own GA4 accounts securely, and our system ensures they only ever see their own data.

This approach transforms the problem from a complex coding challenge into a simple configuration task. While Dashrendr offers a wide array of ECharts visualizations and customization options, it's fair to acknowledge a limitation: if you require a completely unique, pixel-perfect visualization that is not covered by our extensive library, the direct API approach offers more raw flexibility, albeit at a significantly higher development cost. For over 95% of SaaS use cases, our platform provides all the power and customization needed.

Answering Common GA4 Integration Questions

Can you use Google Analytics on an app?

Yes, but it's important to distinguish between two types of 'apps'. The search results for this question are often confusing because they mix up native mobile apps and web applications. As noted by UXCam, GA4 for mobile apps relies on the Firebase SDK for data collection in iOS and Android. This article, however, focuses on web applications (your SaaS product). You are not collecting data from your app; you are displaying data collected by GA4 from your *user's* public website inside your app's authenticated environment.

How do I show Google Analytics data on my site?

Again, context is key. Most guides answer this by showing you how to build reports *inside the GA4 interface*. They are not addressing how a SaaS business can programmatically show a user's GA4 data as a feature within their own product's domain. The only way to achieve this is via one of the two methods described above: either by connecting to the GA4 Data API yourself or by using an embedded analytics service like Dashrendr that has already done the work for you.

Get Started with GA4 In-App Analytics Today

Gartner predicts that by 2025, analytics and business intelligence will be a standard feature of over 90% of mainstream software applications. Your users are starting to expect it. Providing GA4 in-app analytics is no longer a 'nice-to-have'; it's a critical feature for retention and value.

Wrestling with the GA4 API directly is a long, expensive, and difficult path that distracts from your core business. Dashrendr offers a direct path to launching powerful, secure, and beautiful GA4 dashboards inside your app in a fraction of the time. With our native Google Analytics connector, visual dashboard builder, and plans starting at just $6/month, you can deliver the features your users want without derailing your product roadmap.

Ready to see how easy it can be? Sign up for a 14-day free trial today, no credit card required, and you can have your first embedded GA4 dashboard live in minutes.