IBAN Checker, BIC Validator & SEPA Tools
Validate payment codes locally in your browser. No upload, no login, no storage.
BankCodeKit checks formats and rules only. It does not confirm that an account exists, belongs to someone, is reachable by a bank, or can receive a payment.
Choose a payment-code utility
IBAN Checker
Check country support, length, allowed characters, and MOD97-10 check digits.
BIC/SWIFT Checker
Validate the structure of a BIC code and understand each segment.
SEPA Country Checker
See whether a country or territory is listed for SEPA scheme participation.
Bulk IBAN Validator
Prepare to review multiple IBAN values locally without uploading a file.
Invoice Payment Details Formatter
Format payment details into a cleaner structure for invoices and records.
Synthetic IBAN Test Case Generator
Generate synthetic IBAN format examples for demos, test forms, and development.
Built for careful payment-detail checks
Local browser checks
Format validation only
No account ownership confirmation
Built for freelancers, developers, accountants and international payments
Private by design, practical by default
The tools are designed to run checks in the browser and return structured, plain-language results. IBAN and BIC checks focus on format rules, check digits, country support, and readable formatting rather than bank account verification.