Signup Started Cost: Ad Spend per Signup Initiation

Signup Started Cost measures how much you spend on advertising for each signup initiation.

Formula

Signup Started Cost = Ad Spend ÷ Signup Started

Formula Components

Metric	Definition
Ad Spend	Total advertising cost from connected ad platforms
Signup Started	Count of signup initiations

Metadata
Type	Currency
Data Source	Upstack Pixel
Aggregation	Ratio

Example

You spent $5,000 on Meta ads in January and drove 1,380 signup starts.

Metric	Value	Notes
Ad Spend	$5,000	Monthly advertising cost
Signup Started	1,380	Signup initiations
Signup Started Cost	$3.62	Cost per signup start

How It Works

This metric divides your total ad spend by the number of signup starts. It measures the cost to generate signup intent, useful for top-of-funnel optimization.

When to Use

Scenario	Action
Top-of-funnel efficiency	Measure cost to generate intent
Channel comparison	Compare signup interest by source
Landing page optimization	Compare signup start costs across variants
Budget allocation	Optimize for early funnel conversions

Metric	Relationship
Signup Started	The denominator in this calculation
Signup Started Value	Value of signup starts
Signup Completed Cost	Cost for completed signups

See all Conversions metrics →