IBANバリデーター
チェックサム検証と国別桁数チェックでIBAN口座番号を検証。
100% in your browser. Your file never leaves your device.
Enter an IBAN above.
How to use
- Paste or type an IBAN into the input field above (spaces are ignored).
- Click Validate — the tool checks the ISO 7064 MOD-97-10 checksum and the expected length for the country.
- Results show validity, country, character count, and the formatted IBAN.
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よくある質問
- Is the IBAN validator free?
- Yes, completely free with no signup and no usage limits.
- Does my IBAN data leave my device?
- No. All validation runs in JavaScript inside your browser. Nothing is sent to any server.
- Does it work on mobile?
- Yes. The tool is mobile-first and works on iPhone Safari and Android Chrome.
Last updated: By jarvisbox