Zen is the simple invoice maker and estimate app for freelancers, contractors and small businesses. Create a professional invoice, bill or receipt in under a minute, send it as a PDF or link, and get paid faster.

CREATE INVOICES AND ESTIMATES
• Invoice generator with clean templates, your logo, colors and signature
• Estimate maker: send a quote, then turn it into an invoice in one tap
• Line items, discounts, tax and notes
• Price book for the services and products you bill
• Any currency, with automatic invoice numbers
• Share every invoice and estimate as a PDF or a secure link

GET PAID FASTER
• Clients pay your invoice online by card or Google Pay with Stripe. Zen takes no fee
• Invoices mark themselves as paid
• See what's paid, outstanding and overdue at a glance
• Home screen widgets for what you're owed and one-tap new invoice

RECEIPTS AND EXPENSES
• Snap a receipt or pick a photo and keep every expense in one place, ready for tax time

ZEN AI
• Ask "Who owes me money?" or "Create an invoice for Harbor Coffee, $500 for logo design"
• Nothing changes until you tap Confirm
• Or connect Zen to ChatGPT and Claude

BUILT FOR SMALL BUSINESS
• Start without signing up, and save your account any time with Google or email
• Works offline and syncs across Android and iPhone
• Income reports for paid and outstanding invoices
• Available in 11 languages

ZEN PRO
Unlimited Zen AI, unlimited invoices and estimates, and your brand on every PDF. Subscribe monthly or yearly in Google Play and cancel any time.

Privacy first: we never store your clients' IP addresses, and you can turn off invoice activity at any time.

Terms: https://zeninvoice.io/terms
Privacy: https://zeninvoice.io/privacy