When discussing audience targeting for digital marketing campaigns, Facebook often takes the spotlight. Its detailed targeting options have made it a favorite among marketers. However, Google’s audience targeting capabilities, particularly the Custom Segments feature, can be just as powerful when used correctly. By leveraging app usage, website visits, and behavioral signals, Google allows marketers to craft highly refined campaigns that deliver exceptional results.
What Are Google’s Custom Segments?
Google’s Custom Segments in Google Ads give marketers the ability to create hyper-specific audiences based on multiple behavioral and interest-based signals. These include:
- Interests and Purchase Intentions: Reach people actively researching or intending to purchase products or services in your category.
- Search Behaviors: Target users who have searched for specific keywords or phrases on Google platforms.
- Apps and Websites: Create audiences based on the apps people use or the types of websites they visit.
This level of targeting allows businesses to tap into data-driven insights that reflect real-time user behavior and preferences, making Google a competitive alternative to Facebook.
Why Google’s Targeting Is a Game-Changer
While Facebook excels in demographic and interest-based targeting, Google’s advantage lies in its access to vast amounts of intent-based data from its ecosystem, including search, YouTube, and display networks. Let’s break down some of the key features of Custom Segments and how to use them effectively.
1. Target by Interests and Purchase Intentions
Using this feature, you can create audiences based on broad or niche interests. For example, if you’re a local roofing company, you could target users interested in home improvement or who have recently searched for roofing solutions.
How to Use It:
- Identify key customer interests relevant to your business.
- Include specific purchase intentions, like “home improvement services” or “roofing repair.”
This ensures your ad reaches users likely to convert.
2. Target by Search Behavior
With Google, you can create audiences based on terms users search for on Google platforms. This allows you to align your campaign with search intent.
How to Use It:
- Input search terms or phrases that reflect your ideal customer’s needs. For example, a digital marketing agency might use terms like “best SEO services” or “local PPC management.”
- Monitor performance metrics and adjust based on CTRs and conversions.
3. Target by Apps and Website Visits
One of Google’s standout features is its ability to target audiences based on app usage or website visits. For example, if your ideal customer frequently uses fitness apps or visits websites about healthy living, you can include these signals in your targeting.

How to Use It:
- Add specific categories or names of apps and websites your audience might interact with.
- Use the “expand segment” option to reach similar audiences who exhibit comparable behaviors.
Step-by-Step Guide to Building Custom Segments
- Access Custom Segments
In Google Ads, navigate to the “Audiences” section and select “Custom Segments.” - Define Your Segment Name
Give your audience a descriptive name that aligns with the campaign goal. - Select Targeting Criteria
Choose from options such as “People with any of these interests or purchase intentions” or “People who searched for any of these terms on Google.” - Add Behavioral Signals
Include interests, search terms, apps, or website behaviors. - Test and Refine
Launch your campaign and monitor performance metrics. Adjust audience parameters based on what’s driving engagement and conversions.
Maximizing the Potential of Google Targeting
Google’s audience targeting is especially effective for businesses that want to:
- Reach High-Intent Customers: By targeting based on search behavior or purchase intentions, you ensure your ads reach users actively looking for solutions.
- Leverage Local Insights: For location-based businesses, Google’s targeting allows you to combine geographic data with behavioral signals.
- Optimize Ad Spend: The precision of Google’s custom segments helps minimize waste by narrowing your audience to those most likely to convert.
While Facebook is known for its robust social-based targeting, Google’s audience targeting – especially through Custom Segments – is an equally powerful tool. When used properly, these features allow you to refine your audiences, maximize relevance, and improve ROI.
At Pittsburgh Digital Marketing Agency, we help businesses harness the full potential of tools like Google Ads to craft effective, data-driven campaigns. Ready to take your audience targeting to the next level? Let’s talk about how we can help.