Amazon seller tools
Amazon inventory economics · Free · No signup
Amazon Inventory Carrying Cost Calculator
Estimate what slow inventory costs to hold by combining storage, aged-inventory and capital-cost assumptions over a chosen period.
Browser-local arithmeticEditable fee assumptionsUSD · GBP · EUR
Amazon seller profit lab
Inventory carrying cost
Carrying-cost scenario
$2,619.00
$1.46 carrying cost per unit over the entered holding period.
- Storage
- $1,890.00
- Aged inventory
- $0.00
- Capital cost assumption
- $729.00
What this answers
How much can storage and aged-inventory cost accumulate over the entered holding period?
What does tied-up inventory capital add to carrying cost under your own rate assumption?
What is the estimated carrying cost per unit before you decide to keep, discount, remove or reorder stock?
Recurring pain = paid opportunity
The calculator is free. Rebuilding the model every week should not be.
Solarc Labs is building toward saved SKU models, repeated profit checks, inventory monitoring, alerts and exports. The paid boundary is automation and retained workflow—not access to basic arithmetic.