Comparison

Invoice Maker Pro Estimate App vs Simple Invoice Maker

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Invoice Maker Pro Estimate App

Create professional invoices and estimates quickly and efficiently. This app offers automatic calculations, secure cloud storage, and insightful financial reports. Ideal for freelancers and small businesses seeking to streamline their billing process.

Highlights
  • Quick invoice creation
  • Customizable templates
  • Automatic calculations
  • Secure cloud storage
  • Reports and analytics
  • Track overdue invoices
Read full description

INVOICING BUILT FOR CONTRACTORS Create professional invoices, estimates, quotes, and receipts wherever the job takes you. Invoice Maker helps contractors, tradespeople, freelancers, and small business owners spend less time on paperwork and more time getting work done. ESTIMATE THE JOB. SEND THE INVOICE. STAY ORGANIZED. Prepare a clear estimate before work begins, create a professional invoice when the job is complete, and keep every document organized in one convenient app. EVERYTHING YOU NEED TO RUN YOUR BUSINESS • Create professional invoices, estimates, quotes, and receipts • Choose from clean, customizable templates • Add your business logo, colors, and personalized messages • Automatically calculate taxes, discounts, and totals • Keep invoices and business records securely stored • Monitor overdue invoices and outstanding payments • View monthly and yearly business summaries • Track revenue and understand your cash flow • Work offline when you are away from the office • Access your documents whenever you need them MADE FOR WORK IN THE FIELD Invoice Maker is designed for: • General contractors • Construction professionals • Handymen and home service providers • Electricians, plumbers, painters, and landscapers • Cleaning and maintenance businesses • Freelancers and self-employed professionals • Small business owners LOOK PROFESSIONAL ON EVERY JOB Build polished documents that represent your business. Customize templates with your branding and give customers clear, accurate estimates and invoices without wasting time formatting spreadsheets or filling out paperwork by hand. SAVE TIME AND STAY IN CONTROL Create business documents in minutes, keep track of overdue invoices, and review reports that show how your business is performing. Whether you are at a job site, meeting a customer, or working from home, your invoicing workflow stays within reach. Download Invoice Maker and make estimates, invoices, and business paperwork the easiest part of your next job. SUBSCRIPTION INFORMATION This app contains subscription : You can subscribe for premium account with unlimited invoices, premium features and no ads - Weekly subscription is from $3.99 USD monthly - Monthly subscription is from $9.99 USD monthly - Annual subscription is from $57.99 USD annually Payment will be charged to your Apple ID account after purchase confirmation. Your subscription renews automatically unless it is canceled at least 24 hours before the end of the current subscription period. You can manage or cancel your subscription in your App Store account settings. Any unused portion of a free trial will be forfeited when a subscription is purchased, where applicable. Terms of Service: https://getheavyduty.com/privacy/ Privacy Policy: https://getheavyduty.com/privacy/

About

Simple Invoice Maker

Features
Read full description

Transform the Way You Manage Your Business Finances with Our Powerful Invoicing App Take control of your business finances and streamline your operations with our advanced invoicing app, designed specifically for freelancers, contractors, and small business owners. Managing your financial tasks has never been easier. Our intuitive, all-in-one platform lets you create, customize, and send invoices, estimates, and receipts directly from your mobile device or computer. With a suite of robust features tailored to enhance your productivity and simplify your financial processes, you can focus on growing your business while ensuring that your billing and accounting needs are taken care of. Whether you're a solo entrepreneur or a small business owner with a growing team, our app provides the tools you need to manage your business finances with ease. From fast invoice creation to real-time payment tracking, everything you need is right at your fingertips. Key Features: Instant Invoice Creation: Say goodbye to late payments! With our app, you can generate professional invoices in just seconds, wherever you are. Whether you're at a job site, meeting with clients, or working from home, you can create and send invoices on the spot, ensuring you never miss an opportunity to bill your clients and get paid quickly. Customizable Templates: Tailor your invoices and receipts to match your brand's identity. Our app offers customizable templates that allow you to add your logo, business information, signature, and more, ensuring that every document you send reflects your professionalism. Make a lasting impression with personalized and polished invoices and receipts. Expense Tracking: Keep your business finances in check with our efficient expense tracking feature. You can categorize your business expenses, attach photos of receipts, and track spending in real-time, making it easier to maintain accurate financial records. This tool helps you stay organized and on top of your financial obligations, which is critical for budgeting and tax season. Document Management: Never lose track of an important document again. Store all your invoices, estimates, and receipts in one secure location, easily accessible at any time. Whether you need to review past transactions or prepare for tax filing, our app offers a centralized hub where all your financial documents are stored safely and neatly. Real-Time Alerts: Stay informed about the status of your invoices with instant notifications. Our app alerts you when invoices are opened, paid, or overdue, giving you full visibility into your cash flow. Timely notifications ensure you never miss an opportunity to follow up on outstanding payments, helping you maintain a healthy and predictable financial flow. Generate PDFs: Need to send an invoice quickly? No problem. Our app allows you to effortlessly convert your invoices, receipts, and estimates into professional PDF formats. Once your document is ready, you can send it directly via email, text, or any other preferred method, ensuring your clients receive their documents instantly and securely. Monthly Bill Tracking: Managing recurring bills and expenses is now easier than ever. Our app lets you track monthly bills and subscriptions, set payment reminders, and ensure that you never miss a deadline. Stay on top of your regular payments, and maintain financial stability for your business. Why Our App is Essential for Your Business: By combining invoice creation, payment tracking, expense management, and document storage all in one place, our app makes managing your finances simple, efficient, and organized. Whether you need to send estimates, issue invoices, track payments, or monitor your expenses, our app provides the features you need to run your business. With our free plan, you can start creating and sending professional invoices right away—without any commitment.

Screenshots

Invoice Maker Pro Estimate App4 screens
Simple Invoice Maker4 screens

Verdict

The call

The clearest difference is ads: Invoice Maker Pro Estimate App at none against Simple Invoice Maker's shown. Invoice Maker Pro Estimate App also leads on update cadence (every 3 weeks vs every 3 months). Simple Invoice Maker's advantage is iOS requirement (15.1 vs 18.0). On price, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Invoice Maker Pro Estimate App sells 6 in-app purchases, starting at $3.99 per 7 days and Simple Invoice Maker sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Invoice Maker Pro Estimate App ships an update every 3 weeks, Simple Invoice Maker every 3 months. The most recent releases landed on September 26, 2026 and August 22, 2026 respectively.

Scorecard3 real differences · 7 level
Invoice Maker Pro Estimate App versus Simple Invoice Maker: the parameters behind the verdict, then further details
ParameterInvoice Maker Pro Estimate AppSimple Invoice Maker
PriceFreeFree
Rating4.9 (195 ratings) — better—
Positive reviews98.0% of reviews—
Number of ratings195 — better—
Update frequencyEvery 3 weeks — betterEvery 3 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.1 — better
Further details — not scored
Size16 MB72 MB
Age rating4+17+
DeveloperFLOWMOTION LLCPAPYONLAB YAZILIM BILGI TEKNOLOJILERI TICARET LIMITED SIRKETI

Bugs and requests

Invoice Maker Pro Estimate App

Reported bugs

3 issues
  • Estimates not received when sent via email
  • Occasional glitches affecting usability
  • Multiple errors reported in some cases

Requested features

2 requests
  • Template contracts and editable policies
  • Improved email delivery reliability

Simple Invoice Maker

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Invoice Maker Pro Estimate App

Subscriptions5
  • Invoice - Weekly Subscription3 Days trial$3.997 Days
  • Pro - Monthly Subscription$9.991 Month
  • Pro - Annual Subscription$57.991 Year
Show 2 more
  • Pro - Annual Subscription1 Year trial$57.991 Year
  • Pro - Annual Subscription3 Days trial$69.991 Year
One-time1
  • Invoice Maker - Lifetime$85.99
3 purchases

Simple Invoice Maker

Subscriptions3
  • Invoice generator2 variants$6.997 Days
  • Invoice generator2 variants$11.991 Month
  • Invoice generator2 variants$59.991 Year

Questions

Is Invoice Maker Pro Estimate App free?
Invoice Maker Pro Estimate App is free to download, with in-app purchases available.
Is Simple Invoice Maker free?
Simple Invoice Maker is free to download, with in-app purchases available.
Do Invoice Maker Pro Estimate App or Simple Invoice Maker have ads?
Simple Invoice Maker shows ads; Invoice Maker Pro Estimate App does not.
Which is updated more often, Invoice Maker Pro Estimate App or Simple Invoice Maker?
Invoice Maker Pro Estimate App ships an update every 3 weeks, and Simple Invoice Maker every 3 months. Most recently, Invoice Maker Pro Estimate App was updated on September 26, 2026 and Simple Invoice Maker on August 22, 2026.

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