Manage invoicing and expenses, all in one place
Oxygen makes getting paid—and making payments—a whole lot simpler, with everything you need to run your business right in the app.
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Your one-stop-shop for managing your business
Invoicing can be a headache, but it doesn't have to be. Oxygen Invoicing is here to make your life easier and your cash flow healthier.
Make tax season a breeze
Oxygen seamlessly integrates with other financial tools and software, including Plaid, Stripe, Amazon, Etsy, PayPal, and more. No more searching for data or merging spreadsheets—with Oxygen, you’ll have all your financial records and expense data readily available for tax season.
Get paid faster¹ with effortless invoicing
With Oxygen, it’s easy to set up one-time or recurring invoices right in the app. Create, customize, and send invoices in minutes—including line items, discounts, and tax rates. Then, set up automatic reminders to ensure you get paid on time.
Easily track all your expenses
Record and categorize your expenses right in the app, making it simple to keep track of where your money is going. Plus, you can save some serious time by snapping photos of your receipts—the app will automatically pull the relevant information for your records.
Discover opportunities with expense reports
With the ability to generate detailed expense reports with just a few clicks, it’s easy to analyze your spending patterns over time so you can make informed decisions about your budget and spending. Even better—these expense reports are perfect for tax purposes.
Always be in control
With Oxygen, you can access your financial information from any device, anywhere, anytime—tracking an invoice or getting a glimpse of your spending is always available at your fingertips, so you never have to worry.
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How invoicing works
Creating, sending, and tracking accounts receivable—made simple with the Oxygen platform.

Step 1/4
Create an invoice
Choose either an estimate or proposal. The invoice will include an invoice number and status.
Add details
Include client info, items, due dates, and more.
Set up automatic reminders
Let Oxygen do the hard work for you with automatic past due reminders.
Choose payment options
Make it easy for your clients to pay with specific payment options.
Meet all your financial goals with Oxygen
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