Free Tool

Google Ads Preview Tool

Write responsive search ad copy with live character counters and an instant SERP preview. See exactly how your ad will look on Google before you publish.

Google Ads RSA Preview

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Ad Preview

Start typing your headlines and descriptions to see a live ad preview

How responsive search ads work

Google Ads RSAs let you provide multiple headlines and descriptions. Google's machine learning tests combinations to find top performers for each search query.

Dynamic ad combinations

You provide up to 15 headlines and 4 descriptions. Google automatically mixes and matches them, testing thousands of combinations to find the ones that drive the highest CTR and conversion rate. Each search can trigger a different combination tailored to the user's intent.

Character limits matter

Headlines are capped at 30 characters, descriptions at 90. Every character counts — literally. Hitting the limit often means your copy is more specific and actionable. But exceeding it means Google rejects the asset. This tool shows you exactly where you stand in real time.

Preview before publishing

Google's ad preview in the platform is limited. This tool gives you an instant SERP mockup so you can check how your headlines and descriptions read together, how the display URL looks with your path segments, and whether your copy makes a compelling first impression — all before spending a dollar.

Tips

RSA ad copy best practices

Great ad copy is the fastest way to improve CTR and Quality Score without increasing your bids.

Include the keyword in Headline 1

Google bolds matching search terms in the headline. Including your primary keyword in Headline 1 improves relevance, boosts CTR, and directly contributes to a higher Quality Score — which lowers your CPC.

Make each headline stand alone

Google can show your headlines in any order. Write each one so it makes sense independently. Avoid sequential logic like "We offer..." in Headline 1 and "...the best prices" in Headline 2 because they may never appear together.

Add a CTA to at least one description

Descriptions that include a clear call to action — "Get a Free Quote," "Start Your Trial," "Shop Now" — consistently outperform passive descriptions. Tell the searcher exactly what to do next.

Use display URL paths strategically

The two path fields (15 characters each) appear in your display URL after the domain. Use them for keywords or category names like /Shoes/Sale. They don't need to match your real URL but should match searcher intent.

Pin sparingly

Pinning headlines to specific positions limits Google's ability to test combinations. Only pin when you must (e.g., legal disclaimers, brand name in position 1). The more flexibility you give, the more Google can optimize.

Use all available headline slots

Provide at least 8–10 unique headlines in your actual RSA. More assets give Google more combinations to test. Ads with higher ad strength (Excellent) typically see 12% more impressions than those rated Poor.

Google Ads preview FAQ

Google Ads RSAs allow up to 15 headlines (30 characters each) and 4 descriptions (90 characters each). Google dynamically combines them to show the best-performing combination. This tool lets you preview three headlines and two descriptions — the maximum shown in a single ad serving.

Google shows up to three headlines in a single ad impression, separated by vertical pipes ( | ). On mobile devices with smaller screens, Google may show only two headlines. Writing compelling copy for all three positions ensures your ad performs well regardless of how many headlines Google chooses to display.

Yes. Google counts every character including spaces, punctuation, and special characters toward the character limit. A headline like "Free Shipping on All Orders" is 27 characters. This tool counts characters in real time so you never accidentally exceed the limit.

The display URL path appears after your domain in the ad (e.g., example.com/Shoes/Sale). You get two path fields of up to 15 characters each. These paths don't need to match your actual URL structure — they're cosmetic and help searchers understand what the landing page is about. Use relevant keywords in your paths to improve click-through rate.

Include your target keyword in at least one headline, add a clear call to action (Shop Now, Get a Quote, Learn More), highlight unique selling points (free shipping, 24/7 support), and use numbers or statistics when possible. Test multiple variations — Google's RSA format lets you provide up to 15 headlines and 4 descriptions, and the system will find the best combinations.

Monitor ad performance across every platform

Blueprint unifies Google Ads, Microsoft Ads, and Meta Ads into a single dashboard — so you can track CTR, Quality Scores, and ad copy performance alongside budget pacing and AI anomaly detection.

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