Zoho Invoice deserves its number one on our list as the best invoicing app in the market right now, as it is the perfect invoicing solution designed to help freelancers and small business owners. This app is feature-rich, and at the same time does not compromise privacy and security, show you advertisements, or sell your data.

Zoho Invoice's powerful features include:

• Professional invoice templates: Create professional invoices in seconds with our ready-to-use templates, that reflect your brand image, build trust with customers, and encourage payment.
• Payments made easy: Collect recurring payments automatically, enable multiple localized payment gateways, and accept credit cards, bank transfers, cash, and cheques.
• Estimate & Quotes: Create estimates including quotes and discounts that are well-designed, easy to understand, and tailored to your industry needs.
• Invoice receipts: Download or print invoice receipts with Zoho Invoice.
• Expense tracking: Keep track of your unbilled expenses until they're reimbursed by your clients.
• Project time tracking: Effortlessly track time and bill your clients for the hours you spend on their projects.
• Detailed reports: Check the dashboard to get quick insights through vibrant graphs and charts or generate real-time business reports and stay on top of your receivables.

Moreover, for iOS devices, the app has some special features including switching to dark mode in low-light environments; conveniently printing your invoices/quotes using Air Print; sending out invoices, quotes, and account statements to customers using iMessage; and many more. These features don't apply to Android devices yet.

Cost: Free version available; In-app purchases: $0.99 – $189.99

iOS Rating: 4.8/5

Android Rating: 4.8/5

Download:

• For iOS: https://apps.apple.com/us/app/invoice-time-tracking-zoho/id413017364
• For Android: https://play.google.com/store/apps/details?id=com.zoho.invoice&hl=en&gl=US

Website: https://www.zoho.com/

BILL Business Payments simplifies business payments for companies of all sizes. Being one of the best invoicing apps, BILL helps you to save 50% of the time spent paying and approving bills and get paid 2x faster.

Whether you’re focused on accounts payable, or accounts receivable, or just looking for an easy way to collect payments from a customer, this app will help with its great features, including:

• Receive payments: Get paid faster by your customers and other businesses using BILL. Track your incoming payments to know when you’ll be paid.
• Approve bills on the go: No need for your approvers to be in the office for a handwritten signature. Approvers can review, ask questions, and approve or deny a bill right from their phone.
• Pay easily, electronically: Leave check runs in the past. Payment options include domestic ACH, international wires in USD or local currency, virtual cards, or checks that we mail for you.
• Manage payments in one place: See important action items—like pending approvals and payments—on one simple overview screen, so you’re always up to speed and on track.

Besides the pros, BILL Business Payments has some cons including no native time tracking and no ability to send estimates.

Cost: $39 – $69 per month; 30-day free trial available

iOS Rating: 4.9/5

Android Rating: 4.5/5

Download:

• For iOS: https://apps.apple.com/us/app/bill-com-business-payments/id980353334
• For Android: https://play.google.com/store/apps/details?id=com.bdc.bill&hl=en&gl=US

Website: https://www.bill.com/

Invoice2go allows users to invoice with ease, and quickly create & send professional invoices for small businesses, consultants, contractors & freelancers in minutes. Whether you need to create an invoice or quote, a business receipt for your side gig, or a small business, Invoice2go is the best invoicing app for the job.

Here are some of the reasons why you should choose Invoice2go for your business:

• Business invoices: Invoice maker with 8 professional invoice templates optimized for easy use; Match your brand and sync the color of your logo to your invoice.
• Easy invoices & estimates: Create and send an invoice in under 1 minute; Make invoices without any training. If you can send an email, you can use Invoice2go; etc.
• Estimate creator: Create an estimate template for your project; Convert and share estimates with your client and save it for invoicing.
• Fast billing: Accept payments instantly. Add the payments feature so clients can pay your invoices using American Express, Visa, Mastercard, Discover, Paypal, and Apple Pay.
• Small business accounting: Easily track your expenses. Simply snap a photo of your receipt to safely store and claim business expenses; etc.
• Stay organized: See when customers have viewed your invoices and who still needs to make a payment; Keep track of your receipts and time on the job so you can bill accurately; etc.

Some of Invoice2go's drawbacks are its lack of integrations and one-click milestone invoices compared to other apps on this list.

Cost: $5.99 – $39.99 per month; 30-day free trial available

iOS Rating: 4.8/5

Android Rating: 4.6/5

Download:

• For iOS: https://apps.apple.com/us/app/invoice2go-easy-invoice-maker/id540236748
• For Android: https://play.google.com/store/apps/details?id=com.invoice2go.invoice2goplus&hl=en&gl=US

Website: https://invoice.2go.com/

Invoicely is easy invoicing without a hassle. This amazing app offers a powerful but easy-to-use platform for all your invoicing needs, both for freelancers and small to medium-sized businesses, making it one of the best invoicing apps out there.

Take your invoices to the next level with Invoicely's features:

• Invoices, Bills, Receipts, Estimates: Invoicely makes it easy for you. Create anything you need in less than a minute.
• Customize your invoices: Make your invoices shine with your logo, branding, and different colors.
• Accept PayPal and credit card payments: With our payment integrations, you can accept payments directly to your PayPal or Stripe account.
• Save your clients: You can save your clients to your records as soon as you invoice them!
• Keep your inventory: Managing your offering is effortless. Same as with clients, any items you’ve got saved can be added to your invoices directly.
• Multiple businesses on a single account: Invoicely allows you to easily handle multiple businesses. You can create as many businesses on your account as you’d like.
• Recurring invoices: Handle subscriptions or payments in installments.
• Time tracking: With Invoicely’s time tracking, you can keep a tally of the time you’ve spent on a client, ensuring that you always have total control of your time.
• Taxes, Discounts, and Shipping: Let your clients know what they are paying by adding taxes and shipping to your invoices.

However, users should keep in mind that Invoicely has no integrations with accounting apps.

Cost: Free version available; $10.99 – $33.99 per month

iOS Rating: 4.7/5

Android Rating: 4.7/5

Download:

• For iOS: https://apps.apple.com/us/app/invoicely/id1483521342
• For Android: https://play.google.com/store/apps/details?id=com.apilayer.invoicely.android&hl=en&gl=US

Website: https://invoicely.com/

FreshBooks is the best invoicing app built for business owners and their clients. The app gives you the info and time you need to focus on your big picture - your business, your team, and your clients. It helps you to balance client relationships and business overall.

Some of FreshBooks' key features are:

• Track Your Mileage On-The-Go: Automatically track your mileage as you drive, easily categorize business trips with a swipe, and view your potential tax deduction, right from your phone.
• Easy and Professional Invoicing: Impress your clients with professional-looking Invoices that clearly show all the work you’ve done...then, just click send.
• Log an Expense: Using spreadsheets and shoeboxes to track Expenses leaves too much room for error. FreshBooks makes expense tracking easy, etc.
• Time Tracking: Time Tracking in FreshBooks makes it easy for your whole team to log billable minutes, and automatically add them to invoices, so all time is accounted for.
• Get Paid Faster With Fast and Easy Online Payments: With automated online payments, FreshBooks gives your clients so many different ways to pay, making payments easier for them.
• Reports for a Better Business: FreshBooks tracks every dollar in and out of your business so you can run reports anytime to see how business is going.
• Accounting Tools For Business Health Insights: FreshBooks’ Double-Entry Accounting tools and reports make it easy to see profitability, how much flow is in your cash flow, and where you spend the most.
• 10-Time Steve Award-Winning Support Team.

Cost: $14.99 – $49.99 per month; 30-day free trial available

iOS Rating: 4.7/5

Android Rating: 4.4/5

Download:

• For iOS: https://apps.apple.com/us/app/freshbooks-accounting/id1052884030
• For Android: https://play.google.com/store/apps/details?id=com.freshbooks.andromeda&hl=en&gl=US

Website: https://www.freshbooks.com/

QuickBooks is known for its full-service accounting package and the QuickBooks app lets you experience its excellent invoicing service. Therefore, this app is also up there with the other best invoicing apps in the market.

The app helps you to keep your small business bookkeeping organized with features like:

• Track mileage automatically: Mileage tracking automatically works using your phone’s GPS, without draining your phone’s battery; Mileage data is saved and categorized to maximize mileage tax deductions.
  
• Create invoices and get paid faster: This invoice generator allows you to track invoices sent so you always know who owes you and who has paid you; Get paid faster by credit card or bank transfer.
• Cash flow management: Track your business finances with the Cash Flow business dashboard; Forecast cash flow over 90 days and use Envelopes to set aside funds for business payroll & taxes; etc.
• Dashboard business insights: View your profit and loss to see what you are making and spending, and view your account balances; Categorize your monthly expenses to make them easier to track; etc.
• Manage expenses, track sales and customers on the go: Get maximum tax savings by photographing your receipts and attaching them to your expenses; etc.
• Do even more with online accounting: Customize all your sales invoices and sales receipts with your logo and fields within minutes; Add additional features with over 80 partner apps, including inventory management and advanced CRM; etc.

However, some features of the app are only available on desktops, so you should consider downloading and using the desktop version of the app as well.

Cost: $9.99 – $124.99 per month; 30-day free trial available

iOS Rating: 4.7/5

Android Rating: 4.2/5

Download:

• For iOS: https://apps.apple.com/us/app/quickbooks-accounting/id584606479
• For Android: https://play.google.com/store/apps/details?id=com.intuit.quickbooks&hl=en&gl=US

Website: https://quickbooks.intuit.com/

Running your business from anywhere with confidence is easy with Xero - one of the best invoicing apps for projects of all sizes. The app makes it easy for you to keep track of your unpaid and overdue invoices, purchase orders, bank account balances, profit and loss, cash flow, bank reconciliation, bills to pay, and more.

Xero's great features help you to:

• Create Invoices: Unlock cash flow by putting your invoices to work and staying ahead of unpaid and overdue invoices. Create invoices and view outstanding payment history at a glance.
• Automate your CIS Calculations (UK only): Xero calculates the right amount of CIS deductions on your invoices the moment you create them.
• Reconcile Bank accounts in a flash: Start the day by knowing exactly where your business stands.
• Get paid faster: Create professional-looking invoices with ease. Edit, preview, and send via email or messaging apps of your choice
• Get more clients: Convert quotes into invoices at a tap of a button, without needing to re-enter information
• Manage contacts: Add individual details to personalize contacts and view useful insights, including average days to pay, along with the invoice and bill activity
• Stay on top of your bills: Quickly and easily create a record of money you owe and attach source documents, as a reminder of what needs actioning
• Monitor spending: view a record of what your business is spending instantly in one place and make informed decisions about your expenditure
• Reporting on the go: get visibility of all your bank account balances, profit and loss, cashflow, outstanding invoices, bills to pay, and much more right on the dashboard

Cost: $11 – $62 per month; 30-day free trial available

iOS Rating: 4.6/5

Android Rating: 4.2/5

Download:

• For iOS: https://apps.apple.com/us/app/xero-accounting/id441880705For Android: https://play.google.com/store/apps/details?id=com.xero.touch&hl=en&gl=US

Website: https://www.xero.com/