Digital Banking
Reimagined
Send money, pay subscriptions, and manage family finances with zero fees and familiar banking UX
Banking Reimagined
PyHard brings the familiar banking experience you love with the power of blockchain. Think PayPal meets crypto - zero gas fees, instant global payments, and family financial management.
Send money to friends, pay for subscriptions, manage family allowances - all with the simplicity of traditional banking, but with the transparency and security of blockchain.
Key Features
Everything you need to build gasless subscription systems on Arbitrum
Gasless Transactions
Users never pay gas fees thanks to EIP-7702 delegation and paymaster sponsorship.
PYUSD Subscriptions
Accept recurring stablecoin payments with customizable intervals and amounts.
Sub-account System
Create child wallets with spending limits for family allowances and budgeting.
Mobile-First Design
Scan QR codes to authorize subscriptions and payments from your mobile device.
Vendor SDK
Easy integration with styled and headless React components for any use case.
Real-time Detection
Instant payment notifications via Blockscout API polling and event monitoring.
Complete Ecosystem
PyHard consists of 6 core components working together to create a seamless crypto experience
PyHard Mobile App
Main wallet for users with gasless transactions, QR code payments, and social features
PyHard Child App
Specialized app for children with parental controls and allowance management
Paymaster Worker
Cloudflare Worker providing gas sponsorship for all transactions
Vendor SDK
React SDK for vendors to integrate payments and subscriptions
Smart Contracts
Core blockchain infrastructure with account abstraction
Documentation Site
Comprehensive documentation and interactive demo
Making Crypto Accessible
Bringing the banking experience you know to the blockchain world
❌ Traditional Crypto
Current crypto wallets are complex, expensive, and intimidating for everyday users.
- • High gas fees make small payments impossible
- • Complex interfaces scare away non-technical users
- • No family financial management tools
- • Difficult to send money to friends and family
✅ PyHard Banking
PyHard brings familiar banking UX with blockchain benefits - zero fees, instant payments, and family controls.
- • Zero gas fees - always free for users
- • PayPal-style interface everyone understands
- • Family banking with parental controls
- • Send money to contacts like Venmo
Simple as Banking
Four easy steps to start using PyHard
Sign Up
Create your account with email or social login - no crypto setup needed
Add Money
Fund your wallet with PYUSD stablecoin - your money stays stable
Start Paying
Send money to friends, pay subscriptions, or scan QR codes to pay
Manage Family
Create sub-wallets for kids with spending limits and parental controls
For Vendors
Integrate PyHard into your application with our easy-to-use SDK
Easy Integration
- Styled ComponentsReady-to-use components with beautiful UI
- Headless ComponentsFully customizable with render props
- Real-time DetectionInstant payment notifications via polling
- TypeScript SupportFully typed for better DX
import {
PyHardProvider,
SubscriptionQRGenerator,
SubscriptionList
} from 'pyhard-vendor-sdk';
function App() {
return (
<PyHardProvider>
<SubscriptionQRGenerator />
<SubscriptionList
vendorAddress="0x..."
/>
</PyHardProvider>
);
}Ready to Bank Better?
Experience the future of digital banking with zero fees and instant global payments
Built with PYUSD, Hardhat, and Blockscout integration