About this tool
Validate IBAN format with Mod-97 checksum. Runs in your browser against FatBaby's platform (free / zero-credit for this operation).
How to use IBAN Checker
- Open the IBAN Checker tool and fill in the fields.
- Click Process to run the operation with your FatBaby credits.
- Copy or download the result from the page.
- To automate the same workflow, call the matching REST endpoint with your API key.
Need to automate this?
Use the same workflow programmatically via POST /v1/tools/iban-check.
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FAQ
How many credits does this use?
About 0 credits per run (same rate as the public API).