Best Free Invoice App Estimate

248+ iOS apps curated and reviewed

4.8 avg rating
20 free apps
Updated September 2026

If you already know Square Invoices, this is the deeper bench. 248+ free invoice app estimate for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.

Compare top Free Invoice App Estimate (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Square Invoices: Invoice MakerSquare Invoices: Invoice MakerFree4.8★ (93K)NoYesSep 2026
2Invoice & Estimate MakerInvoice & Estimate MakerFree4.8★ (12K)NoYesSep 2026
3Invoice Maker ▸ Estimate AppInvoice Maker ▸ Estimate AppFree4.8★ (36K)NoYesSep 2026
4Invoice Bee Estimate Maker 2GoInvoice Bee Estimate Maker 2GoFree4.8★ (1.2K)NoYesSep 2026
5Invoice2go: Easy Invoice MakerInvoice2go: Easy Invoice MakerFree4.8★ (55K)NoYesSep 2026
6Invoice Maker・Estimate AppInvoice Maker・Estimate AppFree4.9★ (200)NoYesSep 2026
7Invoice Maker: Create InvoicesInvoice Maker: Create InvoicesFree4.8★ (21)NoYesAug 2026
8Invoice & Estimate CreatorInvoice & Estimate CreatorFree4.6★ (70)NoYesSep 2026

Top Picks for Free Invoice App Estimate

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
Square Invoices: Invoice Maker screenshot 2
Square Invoices: Invoice Maker screenshot 3
Square Invoices: Invoice Maker screenshot 4
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
Invoice & Estimate Maker#2

Invoice & Estimate Maker by SVG Apps

Create Professional Invoices
Strong Contender
💼 Business
4.8😐(12K ratings)
FreeIn-App Purchases
Invoice & Estimate Maker screenshot 1
Invoice & Estimate Maker screenshot 2
Invoice & Estimate Maker screenshot 3
Invoice & Estimate Maker screenshot 4
Invoice & Estimate Maker screenshot 5
Invoice & Estimate Maker screenshot 6

Quickly generate professional invoices and estimates for your clients. Customize templates with your business details, add unlimited customers and services, and track payments on the go. Convert estimates to invoices with a single tap.

What We Love

  • 👍 Easy to use
  • 🚀 Professional-looking invoices
  • 💡 Customizable with company logo
  • 🚀 Quick to create estimates and invoices
  • 👍 Helpful for small businesses

Room to Improve

  • 🐛 Issues with emailing invoices/estimates
  • 🐛 Data sync problems between devices
  • 🔒 Lack of customer support responsiveness
  • 🔒 Subscription renewal issues
  • 🐛 Unexpected app lockouts
Invoice Maker ▸ Estimate App#3

Invoice Maker ▸ Estimate App by GetPaid Inc.

Simple Invoices Generator Tofu
Worth Considering
💼 Business
4.8😞(36K ratings)
FreeIn-App Purchases
#13in Business
Invoice Maker ▸ Estimate App screenshot 1
Invoice Maker ▸ Estimate App screenshot 2
Invoice Maker ▸ Estimate App screenshot 3
Invoice Maker ▸ Estimate App screenshot 4
Invoice Maker ▸ Estimate App screenshot 5

Create, send, and manage professional invoices and estimates quickly. This app helps freelancers and small businesses track payments, organize client information, and generate reports for bookkeeping. Get paid faster and maintain a professional image with customizable templates.

What We Love

  • 👍 Easy to use
  • 💼 Helps run business efficiently
  • 🏆 Professional-looking invoices
  • ⚡ Quick invoice creation
  • 🕰 Time-saving
  • 🤑 Helps get paid faster

Room to Improve

  • 🐛 Frequent crashes and freezes
  • 🔒 Lack of customer support
  • 💰 Expensive subscription
  • 🔍 Difficult to find features
  • 🤔 Confusing interface
  • 🚫 Unable to cancel subscription
  • 💸 Charges even after cancellation

More Free Invoice App Estimate apps to explore

FAQ about Free Invoice App Estimate

What is the best free invoice app estimate for iPhone?
Square Invoices: Invoice Maker tops our free invoice app estimate ranking as of September 2026, with a 4.8-star average from 93K App Store ratings, and it's free to download.
Square Invoices: Invoice Maker has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 248+ free invoice app estimate 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.