Cash App Pay — Instant, Secure Lightning & Cash App Gateway

Interactive Demo

Experience the Speed in Real-Time

Choose an amount and see how seamlessly customers pay with Cash App link or QR code.

Payment Configuration

Select from preset tiers or type a custom amount to generate a preview invoice.

Quick Amount Presets

Custom Amount (USD)

Proceed to Live Payment Accept This on Your Site

256-Bit SSL Encrypted Session

Total Payable Amount

$25.00

1-Tap Cash App • Instant Settlement

Unmatched Capabilities

Built for Merchants Who Demand Excellence

Everything you need to accept Cash App payments effortlessly, eliminate dispute friction, and scale revenue.

Direct Cash App Links

Customers tap a button and their native Cash App automatically launches with the payment pre-filled for one-second confirmation.

Lightning Fast Settlement

Powered by the Bitcoin Lightning Network (Coinos, Wallet of Satoshi, GetAlby) to settle payments globally in under two seconds.

Subuser & Staff Access

Merchants can create subusers for cashiers, agents, and staff with isolated balances, separate logins, and real-time transaction tracking.

Zero Chargeback Risk

Lightning transactions are mathematically irreversible once confirmed. Keep 100% of your earnings without fraudulent dispute worries.

Custom Dynamic Fee Rates

Configure tailored transaction fees per merchant, with flexible controls to show or hide the fee percentage on customer checkout.

Automated Claim & Cron

Built-in autonomous background polling detects on-chain and off-chain credits instantly, automatically crediting merchant balance.

Seamless Workflow

How Cash App Pay Operates

Designed for absolute simplicity, from initiation to balance withdrawal.

1. Generate Payment

Buyer or merchant triggers a payment link or QR invoice with the desired USD amount and custom transaction reference.

2. One-Tap Cash App Pay

Customer taps the direct Cash App button or scans the high-resolution QR with their phone camera to confirm payment in Cash App.

3. Instant Balance Credit

System automatically verifies the settlement, marks the transaction Paid, and updates your net withdrawable balance in real-time.

Developer First

Simple & Robust REST Integration

Integrate our gateway into your custom website, Telegram bot, or checkout flow in minutes.

Instant Checkout API

Send a simple JSON payload with amount and merchant username to generate a payment invoice with auto-polling webhook support.

Webhook callbacks on invoice status updates

Direct JSON response with QR code & deep link

Subuser tagging for granular transaction reporting

Read API Documentation

POST /api.php

curl -X POST "https://cashbill.app/api.php" \
  -H "Content-Type: application/json" \
  -d '{
    "action": "create_payment",
    "username": "merchant_demo",
    "amount": 25.00,
    "customer": "Alex Rivera",
    "redirect_url": "https://cashbill.app/success"
  }'
                    

The Modern Gateway for
Cash App & Lightning

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