More than 3.4 billion people worldwide use a digital wallet. By 2028, that number is expected to surpass 5 billion. Yet many users still couldn't explain exactly what a digital wallet is or how it works.
Here's everything you need to know.
What Is a Digital Wallet?
A digital wallet (also called an e-wallet or mobile wallet) is a software application that stores your payment information — card details, bank account links, loyalty cards, tickets, and more — so you can make payments without physically using your cards or cash.
Think of it as a digital version of your physical wallet, stored securely on your phone, tablet, or computer. Unlike a physical wallet, it doesn't carry your actual card numbers — it stores encrypted versions that are safer than the physical cards themselves.
How Does a Digital Wallet Work?
Digital wallets use two key technologies to process payments:
NFC (Near Field Communication)
For in-store payments, your phone communicates with the payment terminal using short-range radio waves. You hold your phone near the terminal, authenticate with Face ID or fingerprint, and payment is made — without touching anything.
Tokenisation
Your real card number is never transmitted. Instead, the digital wallet creates a unique payment token — a one-time encrypted code — for each transaction. Even if someone intercepted the signal, the token is useless outside that specific transaction.
Types of Digital Wallets
Pass-Through Wallets
These store your payment card details and pass them through for each transaction. Examples: Apple Pay, Google Pay, Samsung Pay.
Staged Wallets
These hold funds directly in a balance — you load money in and spend from that balance. Examples: PayPal, Revolut, Cash App.
Closed Wallets
Issued by a specific merchant for use only on their platform. Examples: Starbucks app, Amazon Pay (for Amazon purchases only).
Cryptocurrency Wallets
Store and manage digital currencies. Examples: MetaMask, Coinbase Wallet, Ledger.
Most Popular Digital Wallets in 2025
| Wallet | Best For | Works With | |---|---|---| | Apple Pay | iPhone and Apple Watch users | iOS devices, in-store + online | | Google Pay | Android users | Android, in-store + online | | PayPal | Online shopping, peer-to-peer | Any device, 200+ countries | | Revolut | Multi-currency, travel | iOS + Android | | Samsung Pay | Samsung device users | Samsung devices, wide terminal support |
Is a Digital Wallet Safer Than a Physical Card?
Yes — and here's why:
Your card number is never shared. Every transaction uses a one-time token. If a retailer's payment system is breached, your real card details aren't exposed.
Biometric authentication. Every payment requires your fingerprint, face, or PIN. A thief who steals your phone cannot use your wallet without passing authentication.
Remote lock and wipe. If your phone is lost or stolen, you can instantly disable your digital wallet through your bank or wallet provider — no need to cancel physical cards.
Real-time transaction alerts. Most digital wallets send instant notifications for every purchase, so you spot unauthorised transactions immediately.
How to Set Up a Digital Wallet
Setting up most digital wallets takes less than five minutes:
- Download the app — Apple Pay comes pre-installed on iPhone; Google Pay is pre-installed on most Android phones
- Add your card — take a photo of your card or enter details manually
- Verify with your bank — your bank may send a verification code
- Set authentication — configure Face ID, fingerprint, or PIN
- Start paying — hold your phone near any contactless terminal
Can Digital Wallets Store More Than Payment Cards?
Yes. Modern digital wallets can store:
- Debit and credit cards
- Boarding passes and travel tickets
- Event tickets and concert passes
- Loyalty and rewards cards
- Gift cards
- Government IDs (in some regions)
- Hotel room keys (on supported devices)
- Car keys (on supported vehicles)
Voice Search FAQ
What is the difference between a digital wallet and a bank account? A bank account holds your actual money. A digital wallet is a way to access and spend that money — it stores your payment credentials, not the funds themselves (except in the case of staged wallets like PayPal).
Can someone hack my digital wallet? Hacking a properly secured digital wallet is extremely difficult because of tokenisation and biometric authentication. The greatest risks come from phishing attacks — always use official apps and never share authentication codes.
Do digital wallets work internationally? Yes. Apple Pay, Google Pay, and PayPal work in most countries. Coverage depends on whether merchants have NFC-enabled terminals.
What happens to my digital wallet if I lose my phone? You can remotely lock or wipe your digital wallet through your wallet provider's website or your bank's app. Your actual money is held by your bank, not on your device, so nothing is lost.
Digital wallets have made paying simpler, faster, and more secure than carrying physical cards ever could be. As financial infrastructure continues to evolve, the same principles — security through tokenisation, speed through intelligent routing, and control in the user's hands — are reshaping wealth management too.