Contactlesspayments, embedded
Integrate NFC tap-to-pay into any Android app. One SDK, full payment protocol, server-side authorization, offline support, and end-to-end encryption.
DigiHceSdk.init(applicationContext) {
apiKey = "digi_live_xxxxxxxxxxxx"
environment = Environment.PRODUCTION
cardIdentity = CardIdentity(
name = "Merchant A",
accountId = "ACC-12345"
)
}<5ms
NFC Latency
AES-256
Encryption
24h
Offline Grace
Everything you need to accept NFC payments
A complete payment protocol — from NFC tap to server settlement — in a single Android library.
Host Card Emulation
Full APDU protocol with SELECT, CHARGE, and CONFIRM commands. Custom AID registration at runtime.
8-Layer Security
API key gating, ECDSA-signed tokens, AES-256-GCM payloads, USSD 2FA, cert pinning, license validation.
Real-time Events
Server-Sent Events for live transaction state. Flow and callback APIs for seamless integration.
Offline Payer Support
Payers transact without connectivity. Client + server spending limits with automatic settlement sync.
Drop-in SDK
Maven or AAR distribution. DSL-based init, lifecycle-aware reader, and three lines to start collecting.
Vendor Dashboard
Issue and manage API keys, monitor transaction volume, toggle sandbox/production environments.
Live in four steps
Register & get API key
Create a vendor account and receive your sandbox API key in seconds.
Integrate the SDK
Add the Maven dependency, call DigiHceSdk.init() with your key, and you're live.
Collect payments
Use reader.collect() to accept NFC taps. Events stream in real-time via Flow or callbacks.
Go to production
Switch to a production key, enable 2FA, cert pinning activates automatically.
Simple, transparent pricing
Start free in sandbox. Pay only when you go live.
Sandbox
Free
For development & testing
- Unlimited test transactions
- Full SDK features
- Mock USSD 2FA
- Community support
Production
Custom
Per-transaction pricing
- Live NFC transactions
- Production encryption
- USSD 2FA enabled
- Priority support
- Dashboard analytics
Enterprise
Custom
Volume discounts
- Dedicated infrastructure
- Custom AID allocation
- SLA guarantees
- On-premise option
- White-label SDK
Ready to go contactless?
Get your sandbox API key now and ship NFC payments in your Android app this week.