Blended Cost Per Reaction: Average Cost Per Ad Reaction Across Platforms

Track your average cost per reaction across Meta, Google, and TikTok ads. Compare cross-platform reaction efficiency and optimize ad spend allocation.

Blended Cost Per Reaction measures how much you spend on average for each reaction your ads receive across all connected advertising platforms.

Formula

Blended Cost Per Reaction = Blended Spend ÷ Blended Reactions

Formula Components

Metric	Definition
Blended Spend	Total ad spend across all platforms
Blended Reactions	Total reactions (likes, loves, etc.) across all platforms

Metadata
Type	Currency
Data Source	Meta Ads, Google Ads, TikTok Ads
Aggregation	Ratio

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Example

Your campaigns spent $9,600 and received 8,000 reactions last month:

Platform	Spend	Reactions	Cost/Reaction
Meta Ads	$5,400	5,400	$1.00
TikTok Ads	$2,800	2,100	$1.33
Google Ads	$1,400	500	$2.80
Blended	$9,600	8,000	$1.20

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How It Works

Blended Cost Per Reaction divides total ad spend by the sum of all reactions across Meta, Google, and TikTok. This shows how efficiently your campaigns generate emotional responses. Lower values indicate more cost-effective engagement.

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When to Use

Scenario	Action
Measuring emotional ROI	Compare cost to generate reactions across platforms
Optimizing brand awareness	Prioritize platforms with lower cost per reaction
Evaluating creative resonance	Test which creatives drive reactions at lower cost
Allocating engagement budgets	Shift spend toward platforms with better reaction efficiency

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Related Metrics

Metric	Relationship
Blended Spend	Numerator — total cost across platforms
Blended Reactions	Denominator — total reactions across platforms
Blended Cost Per Engagement	Sibling metric — cost per total engagement

See all Blended Engagement metrics →