Zen

Invoices that
get you paid

Create invoices and quotes in a minute, send them by email or link, see when they're opened and get paid by card. On iPhone, iPad, Android and the web.

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Zen home screen showing $31,650 outstanding and recent invoices
Acme Logistics paid INV‑0012now

$4,200 paid online. It's on its way to your Stripe account.

How does Zen work?

Add a client, pick items from your price book and tap send. Your home screen shows what's outstanding and what's overdue, so you always know who to nudge.

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Every invoice, on brand

Five templates, nine colours, your logo and signature. Preview the real PDF as you edit, and it splits cleanly across pages however many items you add.

Design your invoice

Built for people who'd rather be working

An invoice in under a minute

Create

An invoice in under a minute

Pick a client, add items from your price book and send a branded PDF straight from your phone.

Know who owes you

Track

Know who owes you

Paid, waiting and overdue, sorted for you. Your home screen shows what's outstanding at a glance.

See when it's opened

Send

See when it's opened

Email the PDF or share a link. Zen marks it Viewed when your client opens it, and they can pay by card.

The small things, done right

Everything you need to bill clients properly, and nothing you don't.

Price book

Save the things you bill often and add them to an invoice in one tap.

Your signature

Draw it once. Zen signs every invoice for you, neatly placed above the line.

Photo attachments

Add photos of the finished job. They flow onto the PDF and never get cut off.

Any currency

Bill clients abroad in their own currency, with totals that look right.

Quotes into invoices

Send a quote, and when the client says yes, turn it into an invoice in one tap.

Card payments

Connect Stripe and your invoices get a Pay button. The money goes to your own account.

Works offline

Create and edit invoices without a connection. Everything syncs when you're back online.

Zen AI

Ask Zen AI to draft an invoice, quote or client, or connect Zen to ChatGPT and Claude.

11 languages

Use Zen in English, Spanish, Arabic, Japanese and more, with right-to-left layouts.

Free to start. Pro when you grow.

Send your first invoices for free. Zen Pro adds unlimited invoices, email delivery, view tracking, reports and unlimited Zen AI for $9.99 a month or $59.99 a year.

See pricing

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platforms: iPhone and iPad, Android, web

Get paid with Zen

Download the app and send your first invoice in the next minute.

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Or use Zen in your browser
Invoice INV-0012 for Acme Logistics in Zen

Questions, answered

Can't find what you need? Write to support@zeninvoice.io.

Most invoices take under a minute: pick a client, add items from your price book, choose a template and send the PDF.

Yes. You can create and edit invoices without a connection. Everything syncs automatically when you're back online.

Yes. Add your logo, pick one of five templates and nine colours, and draw your signature once. Zen adds them to every invoice.

Item tables split cleanly across pages and photos move to the next page only when they don't fit, so nothing gets cut off.

Yes, you can download Zen and start invoicing for free. Zen Pro costs $9.99 a month or $59.99 a year and adds unlimited invoices, email delivery, view tracking, reports and unlimited Zen AI.

Yes. Connect your Stripe account and every invoice gets a Pay button for card payments. The money goes straight to you, and Zen takes no fee.

Your invoices live on your device, so the app works offline. When you're signed in, they sync to your account over an encrypted connection.

On iPhone and iPad, on Android, and in your browser at app.zeninvoice.io. Sign in with the same account and everything syncs.

Email support@zeninvoice.io and a real person will get back to you.