All tools
Nineteen tools grouped by family. Local calculations stay on your device; tools that query an external service identify it.
Contact
Emails, phone numbers and lists — whatever fills your forms.
Business
Company identifiers and VAT numbers.
Banking
IBAN, BIC and cards — the identifiers that trigger a payment.
Identifiers
Barcodes, IMEI, VIN, ISBN — anything carrying a check digit.
Developer
Formats, test fixtures and everyday encodings.
Specific to French law — available in French only. Queries a public register from your browser.