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Google Cost per All Conversions measures how much you spend on average to drive each conversion action across all goal types in Google Ads.

Formula

Google Cost per All Conversions = Google Spend ÷ Google All Conversions

Formula Components

MetricDefinition
Google SpendTotal amount spent on Google Ads campaigns
Google All ConversionsTotal count of all conversion actions tracked by Google Ads
Metadata
TypeCurrency
Data SourceGoogle Ads
AggregationRatio

Example

Your brand awareness campaign spent $3,200 in March and generated 640 all conversions (including purchases, sign-ups, and video views).
CampaignSpendAll ConversionsCost/All Conv.
Brand Awareness$3,200640$5.00
Retargeting$1,800450$4.00
Shopping$4,500300$15.00

How It Works

Google calculates this metric by dividing your total ad spend by the number of all conversions recorded. Unlike standard cost-per-conversion, this includes every conversion action—purchases, leads, phone calls, app installs, and micro-conversions like video engagement or page views.

When to Use

ScenarioAction
Comparing full-funnel efficiencyUse to evaluate campaigns tracking multiple conversion types
Assessing awareness campaignsBenchmark cost efficiency when optimizing for video views or engagement
Evaluating lead gen performanceTrack cost across form fills, calls, and chat initiations
Setting bidding targetsInform target CPA strategies that include all goal types

MetricRelationship
Google SpendNumerator in this formula
Google All ConversionsDenominator in this formula
See all Google Efficiency metrics →