Integration highlight

Accept Bitcoin on SimplBooks Invoices
with XPUB (Extended Public Key)

Connect SimplBooks to XPUB (Extended Public Key) and start accepting Bitcoin payments with zero workflow changes.

First month free • No credit card required • Cancel anytime

SimplBooks + XPUB (Extended Public Key) = Bitcoin Invoicing Made Simple

payinbtc.me is the integration platform that adds Bitcoin payment options to your existing accounting software invoices. Keep using SimplBooks for your bookkeeping and let XPUB (Extended Public Key) handle Bitcoin payments, we connect them seamlessly so you can accept Bitcoin without changing your workflow.

One of 168 pre-built integration combinations. 12 accounting platforms × 14 Bitcoin wallets, all ready now.

About SimplBooks

SimplBooks is an Estonian cloud accounting platform built for small businesses and accountants, with features like automated VAT filing, fixed asset management, and straightforward invoicing tailored to the Estonian market.

With payinbtc.me, you can accept bitcoin via SimplBooks and give your clients a fast, borderless payment option. The integration connects SimplBooks to your bitcoin wallet, adds a payment link to your invoices, and notifies you when payments come in. Your SimplBooks workflow doesn't change.

For Estonian businesses looking to accept bitcoin payments through their existing invoicing setup, payinbtc.me removes the technical barrier. No separate bitcoin invoicing tool needed, just connect, and your SimplBooks invoices become bitcoin-ready. One integration, and every invoice can serve as a bitcoin invoice.

With the same ease, you connect SimplBooks to:

Aqua Wallet Blink Wallet BTCPay Server Coingate Coinsnap Lightning Checkout LNbits Money Badger Nostr Wallet Connect OpenNode Speed Strike Swiss Bitcoin Pay

About XPUB (Extended Public Key)

An XPUB (Extended Public Key) lets you generate unique bitcoin addresses for every payment without exposing your private keys. It's the most direct way to receive bitcoin, no payment processor, no middleman, no custody risk. Just your wallet, your keys, your funds.

With payinbtc.me, you can accept bitcoin via XPUB by connecting your extended public key to your accounting software. Each invoice gets a unique bitcoin address derived from your XPUB, so every payment is traceable and your privacy is maintained. No payment provider account needed.

For businesses that want the purest form of bitcoin payment, direct to your wallet with no third party involved — XPUB through payinbtc.me is the integration that makes it practical. Your bitcoin invoice includes a fresh address every time, payments go directly to your wallet, and your accounting software keeps track of everything.

You need a BTCPay server account to use this wallet combined with PayInBTC.

With the same ease, you connect XPUB (Extended Public Key) to:

e-Boekhouden.nl Freshbooks Holded Invoice Ninja Moneybird MoneyMonk Quickbooks Sage Intacct Xero Zoho Books Zoho Invoice

XPUB (Extended Public Key) Questions

What is an xpub, and why does XPUB (Extended Public Key) use one?

An xpub (extended public key) from your XPUB (Extended Public Key) wallet lets payinbtc.me generate unlimited unique receiving addresses on your behalf — without ever accessing your private keys. Your Bitcoin stays fully under your control while we handle payment routing.

Does payinbtc.me hold my Bitcoin if I use XPUB (Extended Public Key)?

No. Payments go directly to addresses generated by your XPUB (Extended Public Key) wallet. We never touch or hold your funds — you keep complete custody and control at all times.

More questions? See our full FAQ →

Start today—risk free

Add Bitcoin to Your SimplBooks Invoices with XPUB (Extended Public Key)

Keep SimplBooks. Keep your workflow. Just add Bitcoin payments via XPUB (Extended Public Key).

No credit card required. First 3 invoices free. Cancel anytime.

168 integrations ready • 5-minute setup • Save $2,450/year

Questions? Talk to our team

Accept Bitcoin on SimplBooks Invoiceswith XPUB (Extended Public Key)