Best Invoicing App For Small Business

249+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated September 2026

Every iPhone needs a few good invoicing app for small business. We benchmark 249+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Invoicing App For Small Business (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Square Invoices: Invoice MakerSquare Invoices: Invoice MakerFree4.8★ (93K)NoYesSep 2026
2PayPal BusinessPayPal BusinessFree4.2★ (29K)YesNoSep 2026
3Wave: Small Business SoftwareWave: Small Business SoftwareFree4.4★ (6.6K)NoYesSep 2026
4Invoice App for Small BusinessInvoice App for Small BusinessFree4.8★ (580)NoYesSep 2026
5Invoice2go: Easy Invoice MakerInvoice2go: Easy Invoice MakerFree4.8★ (55K)NoYesSep 2026
6BestMate - Small Business AppBestMate - Small Business AppFree4.9★ (373)NoYesSep 2026
7Zoho Invoice Maker AppZoho Invoice Maker AppFree4.9★ (14K)NoYesSep 2026
8Invoice Maker ▸ Estimate AppInvoice Maker ▸ Estimate AppFree4.8★ (36K)NoYesSep 2026

Top Picks for Invoicing App For Small Business

Square Invoices: Invoice Maker#1

Square Invoices: Invoice Maker by Block, Inc.

Invoicing, Estimates, Bills
Editor's Choice
💼 Business
4.8😐(93K ratings)
FreeIn-App Purchases
Square Invoices: Invoice Maker screenshot 1
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Square Invoices: Invoice Maker screenshot 5
Square Invoices: Invoice Maker screenshot 6

Create and send professional invoices and estimates quickly. Accept various payment methods, send automatic reminders, and track payments in real-time. Manage your business finances efficiently on the go.

What We Love

  • 🚀 Easy to use
  • 🚀 Convenient for small businesses
  • 🚀 Great for invoicing and payments
  • 🚀 Seamless integration with other Square products
  • 👍 Professional-looking invoices
  • 👍 Multiple payment options for customers
  • 👍 Helpful for record-keeping and reporting

Room to Improve

  • 🐛 Buggy and unreliable
  • 🔒 Concerns about account deactivation and fund holds
  • 💰 High processing fees
  • 🤔 Lack of customer support and communication
  • 🤔 Limited customization options for invoices
PayPal Business#2

PayPal Business by PayPal, Inc.

Track sales and Send invoices
Strong Contender
💼 Business
4.2😐(29K ratings)
FreeAds
PayPal Business screenshot 1
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PayPal Business screenshot 5

Manage your business finances on the go. Create and send invoices, track sales trends, transfer money, and access customer information. This app acts as your mobile business manager, simplifying financial tasks for merchants of all sizes.

What We Love

  • 🚀 Efficient payment processing
  • 💳 Convenient payment options
  • 📈 Useful business insights
  • 🔒 Secure transactions
  • 👍 User-friendly app

Room to Improve

  • ⏱️ Delayed fund releases
  • 💰 High transaction fees
  • 🤖 Poor customer service
  • 🔒 Overzealous account limitations
  • 🐛 Buggy app performance
Wave: Small Business Software#3

Wave: Small Business Software by Wave Financial Inc

Invoice, scan receipts & more
Worth Considering
💼 Business
4.4😐(6.6K ratings)
FreeIn-App Purchases
#62in Business
Wave: Small Business Software screenshot 1
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Manage your small business finances on the go. Send professional invoices, track expenses with receipt scanning, and monitor your business insights. Get paid faster with integrated online payment options.

What We Love

  • 🚀 Easy to use
  • 🚀 Professional invoicing
  • 🚀 Great for small businesses
  • 👍 Convenient mobile app
  • 🚀 Seamless integration between devices

Room to Improve

  • 🐛 Buggy app with crashes
  • 🔒 Poor customer service and support
  • 💰 Expensive payment processing fees
  • 🔒 Unreliable payouts and fund holds
  • 🐛 Missing key features in mobile app

More Invoicing App For Small Business apps to explore

FAQ about Invoicing App For Small Business

What is the best invoicing app for small business for iPhone?
Square Invoices: Invoice Maker tops our invoicing app for small business ranking as of September 2026, with a 4.8-star average from 93K App Store ratings, and it's free to download.
Yes — 20 of the top invoicing app for small business we rank are free to download, including Square Invoices: Invoice Maker and PayPal Business.
Square Invoices: Invoice Maker has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 249+ invoicing app for small business on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Square Invoices is a comprehensive business tool that allows you to create and send professional invoices and estimates. It also provides a secure and fast payment system, enabling you to accept various payment methods from your customers. The app helps you manage your business finances on the go with features like automatic reminders and real-time tracking.
Key features include an invoice and estimate maker, the ability to accept any kind of payment (cards, Apple Pay, Google Pay, cash, check, ACH), flexible billing options like recurring invoices and deposits, automatic payment reminders, and real-time tracking of invoice status. You can also customize invoices and attach relevant documents.