iOS App Tracking Transparency.
Pixel-only tracking misses up to half of iOS conversions. CAPI is not a nice-to-have; it is the structural fix.
Free Audit Stan Consulting · Meta Ads
Is your Meta Ads pixel hiding half your conversions?
Updated May 2026 · scoped audit lane · routes to the paid diagnostic when the leak crosses channels
A free, scoped 5-layer review delivered in 5 business days. The audit names where Meta is misreading the account across Pixel and CAPI integrity, audience overlap, creative fatigue, iOS attribution, and placement waste. The diagnostic carries no retainer.
Free · $0
Delivered in 5 business days
Reviewed by Stan Tscherenkow
Request the audit
Last reviewed 19 May 2026 · Updated as Meta platform behavior shifts (Advantage+, iOS, CAPI)
What iOS 14+ took away
30-50%Pixel-only tracking on iOS misses 30 to 50 percent of mobile conversions. CAPI plus correct event configuration is the structural fix. The audit names which events are missing.
What this audit is
A scoped Meta Ads account review delivered in 5 business days. The audit covers five structural layers: Pixel and CAPI event accuracy, audience overlap and signal architecture, creative fatigue cycles, iOS attribution gaps, and placement waste across Audience Network and Reels.
The deliverable is a 1-page written summary naming the top three findings and the priority fix sequence. Optional 15-minute walkthrough call included on request. The diagnostic carries no retainer, no upsell pitch, no obligation to engage further. If the work points to a Pixel fix the agency can ship in a week, that is the recommended path.
What this page covers
Seven sections, in this order.
Why this keeps recurring
Four reasons Meta conversions stay hidden.
Audience overlap eats budget.
Multiple adsets bidding against the same audience inflate CPM. The audit names overlap above 30 percent.
Advantage+ obscures placements.
Audience Network and Reels pull spend that the campaign-level report does not flag. The breakdown shows it.
Creative fatigue is structural.
Frequency above 4 with falling ROAS signals fatigue. Most accounts run on the same hero asset for months.
The pattern in one diagram
Conversions happen. The pixel does not see all of them.
Illustrative. The actual visibility number depends on platform mix, iOS share, and event dedup configuration.
FThe framework
The 5-Layer Meta Ads Account Review.
Five structural layers. One is suppressing the account. The audit names which one and the fix sequence.
01
Pixel and CAPI event accuracy.
Whether the conversion events the account reports reflect actual revenue. The structural cause of half of "Meta is not working" cases is event misconfiguration, not creative.
ChecksPixel and CAPI firing without dedup key; events with mismatched parameters; Aggregated Event Measurement priorities wrong; Conversion API for Events not deployed where iOS share is high.
02
Audience overlap and signal architecture.
Multiple adsets bidding for the same audience inflate CPM and steal each other’s reach. Audience overlap is a structural waste source independent of creative or bid.
ChecksAudience overlap above 30 percent across active adsets; lookalikes built on All Customers (vs LTV-top quintile); custom audiences older than 180 days; existing-customer exclusion missing on prospecting.
03
Creative fatigue cycles.
Frequency above 4 with falling ROAS signals fatigue. Creative volume is a downstream symptom; the audit reads the rotation rhythm.
ChecksFrequency over 4 on active adsets; same hero asset running 90+ days; no creative refresh cadence documented; UGC and brand creative not segmented by stage.
04
iOS attribution gaps.
Pixel-only tracking on iOS underreports 30 to 50 percent of conversions. CAPI plus Aggregated Event Measurement priorities are the structural fix.
ChecksCAPI not deployed; AEM priorities misordered; iOS-specific conversion gap above 25 percent vs Android; mobile share unknown.
05
Placement and creative waste.
Audience Network, Reels, and Instagram Stories pull spend that the campaign-level report does not flag. Advantage+ obscures placement detail.
ChecksPlacement breakdown showing Audience Network above 15% spend with low conversion rate; Reels conversions invisible because creative is square; Stories creative not vertical 9:16.
The inflection
Creative is downstream.
Signal is upstream.
Stan Consulting · structural observation across Meta reads
Producing more creative for a Pixel that under-reports half the conversions is producing more proof that the agency is busy. It is not the layer that moves the result.Pattern observation · Stan Consulting
Three priorities before more creative
01
Deploy CAPI with correct dedup key.
02
Resolve audience overlap above 30 percent.
03
Order AEM priorities to match revenue events.
The decision question
Fix the signal.
Creative will work.
Meta’s algorithm needs accurate signal to optimise. Bad signal means even great creative compounds slowly. The audit names the signal gap.
Where the gap typically lives
Layer-by-layer cause incidence across SC Meta audits.
Illustrative pattern. Pixel / CAPI accuracy is consistently the largest single cause across recent Meta reads.
What you receive
The 1-page deliverable, line by line.
Layer scorecard
Each of the 5 layers scored Green / Amber / Red with one-line rationale.
Top three findings
The three most material structural issues, ranked by recoverable revenue and effort to fix.
Priority fix sequence
What to fix first, second, third. Sequence matters; CAPI fixes often invalidate later checks.
Recommended next step
Whether the work fits the agency, the in-house team, or the paid Conversion Second Opinion.
Optional 15-min walkthrough
A live call to walk findings, on request. Not required to receive value from the written read.
No retainer at the end
The audit ends with the deliverable. No proposal, no upsell push, no commitment implied.
The position
Signal beats creative volume.
More creative on a broken Pixel produces more noise, not more results. The audit names the signal layer that the rest of the work compounds on.
5days
5 business days from Business Manager analyst access to delivered audit. Multi-platform reads (Google plus Meta) route to the paid Conversion Second Opinion.
1-page deliverable. Optional 15-minute walkthrough. The diagnostic carries no retainer.
Stan Consulting · audit format“
CAPI was deployed but the dedup key was wrong. Meta was undercounting purchases by 38 percent. The audit named it in three days. The fix took our dev team an afternoon. Reported ROAS jumped, but the bank told us the real story did not change. Honest is honest.Operator observation · SC audit recipient (anonymised)
How the audit runs
Four steps from request to delivered audit.
Request
Fill the form below. Stan Consulting confirms scope within 1 business day.
Grant access
Business Manager analyst, Pixel viewer, Events Manager view. Optional: Shopify Meta integration.
Audit
The 5-layer review runs over 3 to 5 business days. No client time required.
Deliver
1-page written deliverable arrives by email. Top three findings, scorecard, fix sequence.
Next diagnostic route
The audit is useful only if it changes the next revenue decision.
Use this page on Is your Meta Ads pixel hiding half your conversions? to decide whether the next move is proof review, a matching service route, or the written diagnostic.
Buyer problem: paid traffic is spending but not creating enough qualified revenue action.
Money consequence: the account can keep optimizing toward bad signals while budget leaks.
What to do next: read the matching proof, then use the Conversion Second Opinion when the problem crosses account, page, numbers, offer, and follow-up.
Read Ad waste proof · Read the problem page · Use the Conversion Second Opinion
FAQ
Buyer questions, plain answers.
Is the Meta Ads audit really free?
Yes. Delivered free in 5 business days after Business Manager analyst access is granted. The diagnostic carries no retainer, no obligation to engage further.
Why does iOS 14+ matter for the audit?
Apple’s App Tracking Transparency reduced Meta’s visibility of in-app conversions. Pixel-only tracking misses 30 to 50 percent of mobile conversions on iOS. CAPI plus Conversion API for Events is the structural fix.
What does the audit include?
A 5-layer review of Pixel and CAPI event accuracy, audience overlap, creative fatigue, iOS attribution, and placement waste. 1-page written summary plus optional 15-minute walkthrough.
What access do you need?
Business Manager analyst access to the ad account and Pixel. Optional: Events Manager view, Conversion API settings, Shopify Meta integration where applicable.
How is this different from the paid Conversion Second Opinion?
The free audit is the 1-page scoped read. The CSO ($999) is the full written diagnostic covering paid media across platforms with priority fix sequencing.
What spend size is this useful for?
Accounts spending $3K to $200K per month on Meta. Below $3K data is too thin; above $200K the paid Conversion Second Opinion is the right fit.
Will you sell me a retainer at the end?
No. The audit ends with the deliverable. If the work points to the agency or the in-house team, that is the recommended path.
Stan’s take
Meta accounts under-report quietly. The bank account tells the truth eventually.
The most common failure mode in Meta accounts is silent: Pixel and CAPI are both deployed, but the dedup key is wrong, AEM priorities are misordered, or iOS conversions never reach the algorithm. The account looks fine for months. The optimiser is making decisions on incomplete data. The cost shows up as creative testing that does not compound, audience strategy that does not stabilise, and ROAS that drifts down without an obvious cause.
The audit's job is to read the signal layer before the creative layer. Sometimes the finding is "your Pixel needs one parameter changed." Sometimes it is "your dedup key has been broken for nine months." Sometimes it is "Meta is not the platform; the buyer for this product is not here." Each of those is a different next step, and the audit names which one.
Stan Tscherenkow · Principal · Stan Consulting LLC
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Conversion Second Opinion
The full written diagnostic for cross-platform reads.
Request the audit
Free Meta Ads audit. 5 business days.
Fill the form below. Stan Consulting confirms scope within one business day and sends an access invite.
Audit route
Use this audit when paid social clicks are not becoming qualified action.
This keeps the audit scoped: identify the likely leak, show what must be checked next, and avoid turning diagnosis into open-ended free work.
When to use it
Paid social spend is not turning into qualified leads, purchases, or booked work. Money risk: Creative and budget changes can hide a page, offer, tracking, or follow-up leak.
What it checks first
SC checks creative-message match, offer fit, audience signal quality, tracking, and the post-click path before treating the account as the only problem.
What it does not promise
It does not guarantee a result, replace implementation, or sell more spend before the failure layer is visible.
Problem route
Read the symptom →
Use this when paid social spend is not turning into qualified leads, purchases, or booked work.
Service route
Open the service route →
Use Paid Advertising Management when this layer is already the likely fix.
Diagnostic route
Start with the written diagnostic →
Use the Conversion Second Opinion when the failing layer is still uncertain.