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Fintech & Payments

How money moves when you tap a card, what fintech apps actually do, how to use them safely, and every fintech guide on FintechZoom Pro: trends, payments and digital banking, and finance software.

By (editorial team)Published Sources

Payment networks and fintech platforms

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  • Visa
  • Mastercard
  • American Express
  • PayPal
  • Robinhood
  • SoFi
  • Affirm
  • Coinbase

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What happens when you tap your card

A card payment takes seconds, but several companies are involved. Step through it.

Step 1 of 5: You tap, insert or click "pay"

Your card or phone wallet sends encrypted card data. Phone wallets and contactless cards use NFC and replace the real card number with a token. See NFC and e-wallets.

Step 2 of 5: The merchant's payment provider

The merchant's processor or acquirer (the merchant's bank, or a provider such as a payment gateway) packages the request. See payment orchestration vs a processor.

Step 3 of 5: The card network routes it

Networks such as Visa or Mastercard pass the request to the bank that issued your card.

Step 4 of 5: Your bank approves or declines

The issuer checks your balance or credit line and runs fraud checks, then sends back an approval, all in a few seconds.

Step 5 of 5: Clearing and settlement

Later, usually within a day or two, the money moves from the issuer to the merchant's bank, minus fees (see below). Instant payment systems such as FedNow in the US, Faster Payments in the UK and Pix in Brazil settle account-to-account payments in seconds.

What a payment really costs the merchant

Merchants usually pay a percentage of each sale plus a small fixed fee per transaction. Part goes to the card issuer (interchange), part to the network and part to the payment provider. The fixed fee is why small payments cost a larger share. Rates vary by provider, card type and country. Read the evolution of paymentsand secure and efficient payment methods.

Example fee structure · change it

Fee on one transaction

Fee$1.75
Merchant receives$48.25
Effective rate3.50%

What counts as fintech?

Digital banking

App-first banks and neobanks. Many are not banks themselves but partner with a licensed bank. See our neobank guide and the payments and digital banking hub.

Payments and wallets

Mobile wallets, peer-to-peer apps, buy now pay later and cross-border transfers. See are digital wallets safer?

AI and automation

Fraud detection, credit decisions, chat support and back-office automation. See AI applications in fintech and the trends hub.

Finance software

Invoicing, accounting, cash forecasting and the financial close. See the finance operations hub.

Regtech and security

Identity checks, compliance and data protection. See regulatory compliance and fintech security threats.

Is my money safe in a fintech app?

In the US, FDIC deposit insurance covers deposits at insured banks; it does not cover a fintech company itself failing. Money held in a payment app balance may not be insured at all unless the app places it in an insured bank account for you. Check the app's terms, the name of its partner bank, and whether it is licensed by your regulator. Read privacy risks in fintech.

Safety check

Before you trust an app with money

0 of 5 Find the partner bank and insurance status first.

All Fintech & Payments guides (76)

Every article in this topic, A to Z.

Fintech Trends & Innovation

Payments & Digital Banking

Finance Operations & Software

Related hubs

Topics readers of Fintech & Payments often explore next.

Sources

  1. Payment systems (Board of Governors of the Federal Reserve System)
  2. Fintech and financial innovation (Bank for International Settlements)
  3. FedNow Service (Federal Reserve Financial Services)
  4. Understanding deposit insurance (FDIC)
  5. Payment Card Industry Data Security Standard (PCI Security Standards Council)
  6. Money transfers and payment apps (Consumer Financial Protection Bureau)
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