Open in Telegram

Create Professional Lightning Invoices in 10 Seconds

Generate, share, and get paid with Bitcoin Lightning — directly from Telegram. Non-custodial. Free.

Open in Telegram → See how it works ↓
⚡ FlashInvoice
Lightning Network Invoices
Client Name
€ 250.00
Web Development Services
you@wallet.com
GENERATE INVOICE
⚡ Non-custodial 🌎 International 📄 Professional PDFs 🔒 No KYC 💰 Free to use

How It Works

Three steps. Ten seconds. Get paid in Bitcoin.

1

Enter your invoice details

Amount, client name, description, your Lightning Address. Multi-currency: EUR, USD, GBP, CHF, BRL or SATS.

2

Get a professional PDF

Auto-generated with QR code, line items, tax, fiat + sats conversion. Clean white layout, ready for real clients.

3

Share & get paid instantly

Send to your client via Telegram. They scan the QR code and pay via Lightning. Funds go directly to your wallet.

Built for the Lightning Economy

Everything you need to invoice in Bitcoin, nothing you don't.

⚡

10-Second Invoices

Create professional invoices faster than any tool. Fill the form, tap generate, done.

📄

Beautiful PDFs

Line items, totals, QR code, branding — ready for real clients. White layout, A4 format.

🔒

Non-Custodial

We never touch your funds. Payments go directly to YOUR wallet via your Lightning Address.

🌎

Multi-Currency

EUR, USD, GBP, CHF, BRL — auto-converted to sats at real-time exchange rates.

💬

Inline Mode

Type @flashinvoice_bot in any chat to create invoices on the fly. Viral sharing built in.

⭐

Upgrade with Stars

Remove watermark and unlock Pro features with Telegram Stars. No credit card needed.

What Your Clients Receive

Professional. Clean. Instant.

INVOICE#FI-2026-0042
Feb 16, 2026
FROMAcme Corp
you@getalby.com
BILL TOClient Company
contact@client.com
DescriptionQtyUnit PriceTotal
Web Development1€800.00€800.00
UI/UX Design2€350.00€700.00
Server Setup1€150.00€150.00
Subtotal: €1,650.00
Tax (8%): €132.00
Total: €1,782.00 (2,145,300 sats)
▢ QR
Pay via Lightning you@getalby.com

How FlashInvoice Compares

The fastest way to invoice in Bitcoin. Period.

Feature FlashInvoice BTCPay Server Zaprite Manual Invoice
Setup time10 secondsHoursMinutesMinutes
Telegram native✓ Yes✗ No✗ No✗ No
Non-custodial✓ Yes✓ Yes✗ NoN/A
Free tier✓ Yes✓ Yes✓ Yes✓ Yes
PDF generation✓ Auto✗ No✓ YesManual
Multi-currency✓ 6 currenciesLimited✓ YesManual
No KYC required✓ Yes✓ Yes✗ No✓ Yes

Who Is It For?

Anyone who wants to get paid in Bitcoin.

💻

For Freelancers

Invoice clients in Bitcoin without leaving Telegram. Send a professional PDF in seconds, get paid to your Lightning wallet.

🏪

For Merchants

Accept Lightning payments with a professional invoice. No payment processor, no fees, no middleman.

👥

For Teams

Share invoices in group chats with inline mode. Type @flashinvoice_bot in any conversation to create and send.

Frequently Asked Questions

Is FlashInvoice free?
Yes. The free plan includes full invoice generation with a small watermark. You can upgrade with Telegram Stars to remove it.
Do you hold my funds?
No. Payments go directly to your Lightning Address. FlashInvoice never has access to your funds — we only generate the QR code.
What currencies are supported?
EUR, USD, GBP, CHF, BRL, and SATS. Fiat amounts are auto-converted to satoshis at real-time exchange rates.
Do I need a Lightning wallet?
Yes, any wallet with a Lightning Address works — Wallet of Satoshi, Phoenix, Alby, Blink, and more.
Is it open source?
Not yet, but we plan to open selected components in the future.

Ready to get paid in Bitcoin?

Start creating professional Lightning invoices in seconds.

Start Invoicing for Free →

No signup. No KYC. Just open Telegram.