Every underperforming Google Ads account tells the same story: wasted spend hiding in plain sight. Whether you are a freelancer inheriting a messy client account or an in-house marketer stepping into a new role, a structured PPC audit is the fastest way to spot leaks, quick wins, and long-term optimization opportunities.
This guide gives you a repeatable 12-point checklist you can run on any Google Ads account in under two hours. No fluff, no theory, just the exact steps we use at King Content Agency when we take over a new PPC account.
What Is a PPC Audit (and Why It Matters in 2026)
A PPC audit is a complete review of a paid search account, designed to evaluate performance, identify waste, and uncover growth opportunities. It covers everything from account structure and bidding strategy to conversion tracking and landing page alignment.
With Google Ads pushing more automation, Performance Max, and AI-driven bidding in 2026, audits have shifted. It is no longer just about pausing bad keywords. You now need to verify that Google’s automation is actually working in your favor, and not just spending your budget efficiently on the wrong outcomes.
Before You Start: Prep Work (10 Minutes)
- Get read-only or admin access to the Google Ads account.
- Set a consistent date range (last 90 days is our default).
- Confirm the client’s primary goal: leads, revenue, ROAS, or CPA target.
- Open Google Ads, Google Analytics 4, Google Tag Manager, and the client’s CRM if available.
- Create a shared audit doc or spreadsheet to log findings and priority level.
The 12-Point PPC Audit Checklist
1. Account Structure and Naming Conventions
Start at the top. A clean structure makes optimization possible. A messy one hides waste.
- Are campaigns segmented by goal, product line, or funnel stage?
- Are Search, Shopping, Display, and Performance Max campaigns separated properly?
- Do naming conventions follow a clear pattern (e.g., Brand_Search_US_Exact)?
- Are there orphan ad groups with only one or two keywords burning budget?
Red flag: More than 20 keywords per ad group, or campaigns mixing brand and non-brand traffic.
2. Campaign Settings Review
This is where hidden money leaks live. Go into each active campaign and verify:
| Setting | What to Check |
|---|---|
| Networks | Is Search Partners or Display Network enabled on Search campaigns unnecessarily? |
| Locations | Set to “Presence” not “Presence or interest” for local businesses. |
| Languages | Match your ads and audience. |
| Ad Rotation | Optimize is usually correct, unless testing manually. |
| Devices | Check device bid adjustments and performance splits. |
3. Keyword Audit
Keywords are still the backbone of Search campaigns, even in the age of broad match plus Smart Bidding. whitehat-seo.co.uk has a solid rundown on this.
- Filter keywords by spend descending. Any keyword with high spend and no conversions in 90 days needs review.
- Check match type distribution. If everything is broad match, you likely have relevance issues.
- Look for internal competition: the same keyword bidding against itself across ad groups.
- Verify Quality Score. Anything below 5 needs attention on ad relevance, expected CTR, or landing page experience.
4. Search Terms Report
This is often where you will find the biggest quick wins in a PPC audit.
- Pull the search terms report for the last 90 days.
- Sort by cost. Are you paying for irrelevant queries?
- Identify high-converting search terms that should be added as exact match keywords.
- Build a negative keyword list from wasted spend.
5. Negative Keywords
Check if negative keyword lists exist and if they are applied to all relevant campaigns. Common issues we see:
- No account-level negative list for junk terms (free, jobs, DIY, etc.).
- Brand terms not excluded from non-brand campaigns.
- Competitor terms accidentally allowed in Performance Max.
6. Bidding Strategy Audit
The right bid strategy depends on data volume and goals. Ask:
- Does the account have enough conversion data (at least 30 conversions per campaign in 30 days) to justify Smart Bidding?
- Is Target CPA or Target ROAS set at a realistic level based on historical data?
- Are Maximize Clicks campaigns still running even though conversions are the actual goal?
- Are seasonality adjustments or data exclusions being used properly?
7. Ad Copy Review
Responsive Search Ads (RSAs) are now the only option, so audit accordingly.
- Each ad group should have at least one RSA with an Ad Strength of Good or Excellent.
- Verify all 15 headlines and 4 descriptions are being used with variety.
- Are pinned headlines being used strategically, not just to force a message?
- Do ads include a clear USP, offer, and call to action?
- Are competitor claims, trademarks, or outdated promotions still live?
8. Ad Assets (Extensions) Audit
Assets are free real estate. Missing ones = lost impression share.
- Sitelinks: at least 6 active, relevant to current landing pages.
- Callouts: 6 to 8 short benefit statements.
- Structured snippets: relevant categories filled out.
- Call, location, lead form, image, and price assets where applicable.
9. Performance Max Campaign Audit
PMax is now a staple in most accounts. It also hides the most waste.
- Are asset groups segmented by theme (not one giant blob)?
- Are you excluding brand traffic from PMax with brand exclusions?
- Are audience signals informative and specific, not generic?
- Check the Insights tab for search categories and creative performance.
10. Landing Page Alignment
Even a perfect ad fails if the landing page is off. For your top 10 spending ad groups, verify:
- The landing page matches the ad’s promise and keyword intent.
- Page load speed is under 3 seconds (test on mobile).
- The call to action is above the fold.
- Forms are short and mobile-friendly.
- Tracking scripts fire correctly.
11. Conversion Tracking Verification
Bad tracking = bad decisions. This is the most critical part of any PPC audit.
- List every conversion action in Google Ads. Is each one still relevant?
- Are only primary conversions included in “Conversions” (used for bidding)?
- Test each conversion by triggering it manually and checking Tag Assistant.
- Verify enhanced conversions are set up (essential in 2026 for signal loss).
- Check Google Ads and GA4 conversion numbers align within a reasonable range.
12. Budget and Performance Benchmarking
Wrap up your audit with a numbers view.
- Are campaigns hitting their daily budget? Are they limited by budget?
- What is the impression share lost due to budget vs. rank?
- How does account CPA or ROAS compare to industry benchmarks and client targets?
- Where is the top 20% of spend going, and is it delivering the top 20% of results?
Delivering the PPC Audit: Turning Findings Into Action
A checklist is worthless without a clear next step. Present your audit as a prioritized action plan:
| Priority | Type of Finding | Timeline |
|---|---|---|
| Critical | Broken tracking, wasted spend, wrong location targeting | Fix within 48 hours |
| High | Bid strategy misalignment, missing negatives, weak RSAs | Week 1 |
| Medium | Structure cleanup, asset expansion, PMax refinement | Week 2 to 4 |
| Low | Testing opportunities, incremental A/B tests | Month 2+ |
Tools That Speed Up a PPC Audit
- Google Ads Editor for bulk review and changes.
- Google Ads scripts for automated checks (n-gram analysis, quality score tracking).
- Adalysis or Optmyzr for automated audit reports.
- Tag Assistant and GA4 DebugView for tracking validation.
- PageSpeed Insights for landing page checks.
FAQ: PPC Audit
How long should a PPC audit take?
For a small to mid-size account (under $50k/month spend), an experienced auditor can complete a thorough review in about 2 hours using this checklist. Larger accounts with multiple campaign types may take 4 to 6 hours.
How often should you audit a Google Ads account?
A full audit should be done quarterly. Lightweight checks on search terms, negatives, and bid strategies should happen weekly or bi-weekly.
What is the biggest mistake in a PPC audit?
Focusing only on tactical fixes (like negative keywords) while ignoring foundational issues like broken conversion tracking or the wrong bid strategy. Fix the foundation first. This guide goes deeper on it.
Can I audit a Google Ads account without spending money?
Yes. All the checks in this framework use free tools inside Google Ads, GA4, and Tag Manager. Paid tools like Adalysis speed things up but are not required.
What is a healthy Quality Score to aim for?
Aim for 7 or above on your top-spending keywords. Scores below 5 usually signal ad relevance or landing page issues that need immediate attention.
Final Thoughts
A PPC audit is not a one-time project. It is a discipline. Run this 12-point checklist every quarter on your client accounts and you will consistently uncover 10 to 30 percent in wasted spend, plus new growth opportunities that automation alone will never surface.
Need help auditing a client account or your own? King Content Agency offers full PPC audits with actionable roadmaps. Reach out and we will show you exactly where your Google Ads budget is leaking.