Category
Payment & cards
Card-industry utilities — Luhn checks, BIN lookup, EMV TLV decoding, PIN blocks, KCV, ISO 4217 / 3166 / MCC codes.
18 free payment & cards tools — no sign-up, runs in your browser.
Luhn Check
Validate a card number with the Luhn (mod-10) algorithm — runs locally in your browser.
Card Number Generator
Generate Luhn-valid test card numbers (Visa, Mastercard, Amex, Discover, JCB, Diners) — for development only.
Card Brand Identifier
Identify the card scheme (Visa, Mastercard, Amex, Discover, JCB, Diners, UnionPay) from a PAN.
BIN / IIN Lookup
Look up a card BIN (Bank Identification Number) to identify scheme, issuer, country and type.
EMV TLV Decoder
Decode EMV / ISO 7816 BER-TLV hex into a labelled tree of tags, lengths and values.
EMV Tag Lookup
Search the EMV / ISO 7816 tag dictionary by hex tag or by name fragment.
Track 1 Decoder
Decode an ISO 7813 Track 1 magstripe string into PAN, cardholder name, expiry and service code.
Track 2 Decoder
Decode an ISO 7813 Track 2 magstripe string into PAN, expiry, service code and discretionary data.
ISO 9564 PIN Block
Generate an ISO 9564 PIN block (formats 0, 1 and 3) from a PIN and PAN — runs locally in your browser.
KCV Calculator (3DES)
Compute the Key Check Value (KCV) of a single, double or triple length DES key by encrypting 8 bytes of zeros.
ISO 4217 Currency Lookup
Look up a currency by ISO 4217 code (alpha or numeric) or by name fragment.
ISO 3166 Country Lookup
Look up a country by ISO 3166-1 alpha-2, alpha-3, numeric code, or by name fragment.
MCC Lookup
Look up an ISO 18245 Merchant Category Code by 4-digit code or by name fragment.
IBAN Validator
Validate an IBAN — checks the country format, length and ISO 13616 MOD-97 checksum.
SWIFT / BIC Validator
Validate a SWIFT/BIC code format and break it down into bank, country, location and branch fields.
ISO 639 Language Lookup
Look up a language by ISO 639-1 alpha-2, ISO 639-2/3 alpha-3, or by name fragment.
Card PAN Formatter
Format a card number for display — brand-aware grouping plus a masked version safe to show in receipts.
DUKPT PIN Block Calculator
Compute the ISO 8583 field 52 encrypted PIN block from a PIN, PAN, BDK and KSN — full TDES DUKPT key derivation.
Frequently asked
Are Toolsly payment utilities free?
Yes. Luhn checks, BIN lookups, EMV TLV decoding, PIN blocks, KCV, IBAN, SWIFT/BIC, and ISO code lookups are all free.
Is it safe to paste card numbers here?
Payment utilities run entirely in your browser. Nothing is uploaded or logged. Only paste test card numbers, never real production card data.
Which standards do these tools follow?
Toolsly payment tools follow ISO 7812 (Luhn), ISO 4217 (currency), ISO 3166 (country), ISO 639 (language), EMV Book 3 (TLV tags), ISO 9564 (PIN blocks), and ISO 13616 (IBAN).