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Three free calculators
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Calculators, each shareable by link
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Data sent anywhere — it all runs locally
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Fee calculator
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Enter what you expect to recover and see the real cost across Refunzo, GETIDA, Seller Investigators and Refully side by side, including where a capped rate overtakes a lower uncapped one.
Claim window checker
Instant
Put in the date of the discrepancy and see exactly how many days are left to file before Amazon closes the window on it.
COGS underpayment estimator
Instant
Compare your real landed unit cost against what Amazon reimbursed to estimate the gap across your settled claims.
The tools show the gap. Reconciliation finds it.
Connect Seller Central and Refunzo runs all 21 checkpoints for free, for life.
Start free reconciliation