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Competitor Research Checklist: Spy on Competitor Ads for Free

Why Spend Months Testing What They Already Figured Out?

12 min readUpdated January 2026

Competitors have spent thousands testing what works. Use free tools to see their ads, identify patterns, and model from proven approaches—saving months of trial and error.

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1Finding Your True Competitors

Use Auction Insights (If Running Ads)

Location: Google Ads → Campaigns → Insights & Reports → Auction Insights

MetricWhat It Shows
Impression ShareHow dominant each competitor is
Overlap RateHow often you compete head-to-head
Position Above RateWho wins when you compete

Ideal Competitors to Analyze

CharacteristicWhy
Direct product overlapSame customers, same keywords
"A few steps ahead"More testing budget, figured it out
3-5 competitors totalEnough for patterns, not overwhelming

Avoid: Mega-retailers (Amazon, Target) unless true direct competitors.

2Google Ads Transparency Center

Access the Tool

URL: adstransparency.google.com (free, no login required)

Essential Settings

SettingRecommendation
LocationWhere ads SHOW (not company HQ)
Time"Any Time" for full picture
PlatformStart with "All", then filter

What You Can See

  • All active ads
  • Ad formats (text, image, video)
  • Placements (Search, Shopping, YouTube)
  • Total ad count

What You Can't See

  • Performance metrics
  • Targeting details
  • Ad spend

3Quick Analysis Framework

Step 1: Platform Distribution

For each competitor, document:

PlatformAd CountNotes
Search
Shopping
YouTube
Display

High volume = priority platform for that competitor.

Step 2: Text Ad Analysis

Filter to Search ads. Document:

  • Key benefit themes (organic, quality, price)
  • Repeated keywords/phrases
  • Offer structures (discounts, free shipping)
  • Market segmentation (age, use case)

Step 3: Image Ad Analysis

Filter to Shopping/Display. Note:

  • Photography style (product-only vs lifestyle)
  • Background (white vs colored vs environment)
  • Product presentation (single vs multiple)
  • Text overlays (SALE badges, benefits)

Step 4: Video Ad Analysis (If Applicable)

  • Video lengths (15s, 30s, 45s+)
  • Pacing (fast/energetic vs slow/calm)
  • Content approach (demo, lifestyle, testimonial)
  • Calls-to-action

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4Pattern Recognition

The Core Principle

Repeated elements = tested and validated approaches.

  • If 5+ competitors use video testimonials → Test video testimonials
  • If discount offers dominate → Test competitive discounting
  • If specific language appears everywhere → That language resonates

What to Look For

Pattern TypeWhat It Indicates
Same offer typeMarket expects this offer
Same messaging angleThis benefit resonates
Same creative styleThis format works
High ad volumeSignificant investment (likely profitable)

What High Ad Volume Tells You

  • Serious advertising investment
  • Extensive testing and optimization
  • Likely have significant data on what works
  • High-priority competitor to analyze

5Action Checklist

Before You Start

  • ☐ Identify 3-5 true competitors
  • ☐ Access Transparency Center
  • ☐ Set correct location filter

For Each Competitor

  • ☐ Document platform distribution
  • ☐ Screenshot 5-10 representative ads
  • ☐ Note repeated themes/offers
  • ☐ Identify unique angles they use

Synthesis

  • ☐ Identify patterns across all competitors
  • ☐ List elements repeated 3+ times
  • ☐ Note gaps no one is filling
  • ☐ Create test list based on findings

Implementation

  • ☐ Model proven elements (don't copy directly)
  • ☐ Test competitor-validated approaches
  • ☐ Differentiate where possible
  • ☐ Track what works for your audience

Key Takeaways

Ad Transparency Center (adstransparency.google.com) is free and requires no login

Focus on 3-5 direct competitors, not mega-retailers

Repeated elements across competitors = validated approaches worth testing

High ad volume indicates serious investment (likely profitable campaigns)

Document platform distribution—where they spend most indicates what works

Model from proven elements but don't copy directly

Look for gaps no competitor is filling—differentiation opportunities

Use competitor research to prioritize tests, not replace testing

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Frequently Asked Questions

Yes. The Transparency Center is public, Google-provided tool. Looking at ads is fine. Copying ad copy word-for-word may have trademark issues. Model and improve, don't copy directly.