Signup Completed Cost: Ad Spend per Registration

Signup Completed Cost measures how much you spend on advertising for each completed registration.

Formula

Signup Completed Cost = Ad Spend ÷ Signup Completed

Formula Components

Metric	Definition
Ad Spend	Total advertising cost from connected ad platforms
Signup Completed	Count of completed registrations

Metadata
Type	Currency
Data Source	Upstack Pixel
Aggregation	Ratio

Example

You spent $5,000 on Meta ads in January and drove 500 completed signups.

Metric	Value	Notes
Ad Spend	$5,000	Monthly advertising cost
Signup Completed	500	Completed registrations
Signup Completed Cost	$10.00	Cost per signup

How It Works

This metric divides your total ad spend by the number of completed signups. It represents your cost per registered user, a key input for calculating customer acquisition cost.

When to Use

Scenario	Action
Registration CPA	Track cost per completed signup
Channel comparison	Compare registration costs across sources
Budget optimization	Allocate spend to efficient channels
CAC calculation	Factor into total acquisition cost

Metric	Relationship
Signup Completed	The denominator in this calculation
Signup Completed Value	Value from completions
Account Created Cost	Cost per account creation

See all Conversions metrics →