Invoice Maker・Billing App vs Simple Invoice Maker & Receipt
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Invoice Maker・Billing App
Create and share professional invoices and estimates quickly from any device. Save time on paperwork, stay organized, and get paid faster with customizable branding and payment options. Focus on your business while this app handles your billing.
- Create invoices and estimates quickly
- Convert estimates to invoices
- Save product/service details
- Calculate taxes and discounts
- Add payment methods
- Customizable branding
- Add signatures and photos
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Over 5,500 users rated 5* for helping them create and share invoices in just a few seconds, on the go, from any device. Your time is too precious to spend on mundane paperwork. Let us handle that while you focus on what’s really important. FIVE REASONS TO GET STARTED NOW: 1. SAVE TIME Creating a professional invoice or estimate takes you just a few seconds and a couple of taps, as you save all details of your product or service —description, price and more. Convert estimates to invoices with one tap. 2. STAY ORGANIZED Never put off sending an invoice or estimate to your customer - you can easily create and share it before you leave the sight. Enter all the details you need, including tax or discounts - the app will do the math for you. Check simple and convenient reports in one glance to follow up on clients’ payments. 3. GET PAID FASTER Make it easy to get paid. Include your preferred payment methods description directly in your invoice - PayPal, bank account or cash - and enjoy getting paid in time. 4. LOOK PROFESSIONAL Impress your clients with crisp design and customized branding of your documents. Add signature, photos and notes to your invoices and quotes. INFO ABOUT USING THE APP AND REGARDING THE SUBSCRIPTION TERMS OF USE AND SUBSCRIPTION DETAILS You can create 1 free document, either invoice or estimate. After that, you can subscribe to the in-app to continue creating an unlimited number of invoices and estimates with a monthly subscription. You can cancel your subscription at any moment in your iTunes account settings, but refunds will not be provided for any unused portion of the terms. Payment will be charged to your iTunes Account at purchase confirmation. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. ------------ For support, email us support@saldoapps.com Terms of use: https://saldoapps.com/saldo-apps-terms-of-use Privacy policy: https://saldoapps.com/saldo-apps-privacy-policy by S/A Saldo Apps
Simple Invoice Maker & Receipt
Streamline your business finances by creating and sending professional invoices, estimates, and receipts. Manage inventory, track payments, and generate reports for easier tax filing. Get paid faster with integrated payment options.
- Create professional invoices, estimates, and receipts
- Manage inventory with low stock reminders
- Accept online and in-person payments
- Track partial payments and deposits
- Generate reports for bookkeeping and tax filing
- Cloud-based data storage
- Multi-currency and multi-language support
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Create, send & track invoices, estimates, receipts & inventory on your phone and keep your finances organized. Send the invoice before you leave your customer. SIR helps you create professional invoices, estimates and receipts in seconds. Introducing the most user-friendly and quick invoicing app you’ll ever use. Manage your whole invoicing game and inventory management from this single platform. SIMPLE INVOICE MAKER Make professional invoices easily in a few simple steps. Include your company logo, brand color, and information with our templates. Stay organized with our invoice tracker by sending invoices quickly via email or other messaging tool and receive notices once they read your messages. INVENTORY MANAGEMENT Discover inventory control like no other. SIR is the only app that allows users to add multiple companies and warehouses, and assign multiple users. Our inventory management makes tracking, recording, and stock updating easy and you’ll even get low stock reminders. GET PAID FASTER Accept online or in-person payments via credit card, debit card, Stripe or PayPal and get paid faster. Comparable to Square Point of Sale (POS), PayPal Business, and other payment systems. Easy Google Pay & Apple Pay options are available. PROFESSIONAL ESTIMATES MAKER Create professional estimates that guarantee you get the job. Our invoice maker app converts estimates to invoices with just one click. CREATE SMART RECEIPTS With our receipt maker, instantly create purchase orders and smart receipts once you receive payment. Easily keep track of all unpaid invoices so you never miss a payment. ADVANCED PAYMENTS MANAGEMENT Keep track of partial payments and deposits, and issue payment vouchers and debit/credit notes for customers. View the database of customers and suppliers in one place and keep things organized. TRACK & PAY TAXES Don’t stress about organizing or submitting your taxes for your small business! SIR gives you an easy way to trace and export reports for easier tax filing and payment. BOOKKEEPING REPORTS Stock management isn’t all we can do. You can export reports to PDF for bookkeeping and legal requirements with SIR. ADDITIONAL FEATURES - All data is cloud-based. - Add multiple currencies & view in multiple languages. - Attach photos, include payment information, payment terms, due dates, discounts, taxes, shipping details, notes, and more. - Share documents via email, WhatsApp, print or PDF. - Import customers & suppliers from your phone contacts. - Send auto-generated, professionally designed invoice reminders and thank you notes to customers - Multi-user control for your small business - Perfect to use alongside Invoice Simple, Bookipi - Billing Estimate, Invoice2go, Tiny Invoice, Easy Invoice Maker, Billdu, Zoho Inventory, QSR Inventory, Freshbooks, Xactimate, and more. Download SIR invoice maker app now. PRICING With the free tier, you get one business, one user, one invoice, one estimate, one receipt and one purchase order for free so you can try SIR before you upgrade. Then upgrade in-app for unlimited access. Subscribe to the Annual Package for $35.99 (or local equivalent) and save 70%, with a 3-day free trial. Pay $3.99 (or local equivalent) for monthly plan. Assign unlimited additional users with limited or unlimited access and add multiple businesses for free if subscribed. Automatic renewal of subscription by credit card through your iTunes account. You can turn off auto-renewal at any time. Your subscription automatically renews unless auto-renewal is turned off at least 24 hours before the expiry of the active subscription. An active subscription cannot be canceled before the subscription expires. Any unused portion of a free trial period will be forfeited when the user purchases a paid subscription. Terms of use: https://sir-app.com/terms-and-conditions/
Screenshots
Verdict
The clearest difference is rating: Invoice Maker・Billing App at 4.8 against Simple Invoice Maker & Receipt's 4.1. Invoice Maker・Billing App also leads on ads (none vs shown) and ratings volume (7.2K vs 35). Simple Invoice Maker & Receipt's advantage is review sentiment (74% vs 56%) and iOS requirement (11.0 vs 15.0). On price, in-app purchases, monetization model 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
Both are free to download. Invoice Maker・Billing App sells 12 in-app purchases, starting at $7.99 per month and Simple Invoice Maker & Receipt sells 5 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
Invoice Maker・Billing App holds the better App Store score, 4.8 against 4.1. That said, the two scores are not equally well evidenced: Invoice Maker・Billing App has 7.2K ratings behind it against 35, so its average is the more settled of the two. Written reviews complicate that: 56% of Invoice Maker・Billing App's written reviews are positive against 74% of Simple Invoice Maker & Receipt's, so the app with the better star average is not the one people write more warmly about.
Invoice Maker・Billing App ships an update every 2 weeks, Simple Invoice Maker & Receipt monthly. The most recent releases landed on September 22, 2026 and July 9, 2026 respectively.
| Parameter | Invoice Maker・Billing App | Simple Invoice Maker & Receipt |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (7.2K ratings) — better | 4.1 (35 ratings) |
| Positive reviews | 56.1% of reviews | 73.9% of reviews — better |
| Number of ratings | 7.2K — better | 35 |
| Update frequency | Every 2 weeks — better | Monthly |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | #99 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 292 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Saldo Apps Inc. | SK Tech Systems LLC |
Customer experience
Invoice Maker・Billing App
Simple Invoice Maker & Receipt
Bugs and requests
Invoice Maker・Billing App
Reported bugs
5 issues- Invoices not sending properly
- Subscription issues and unexpected charges
- Data loss after app updates or device changes
- Compatibility problems with newer iOS versions
- Invoices showing as drafts unexpectedly
Requested features
5 requests- Add late fee feature
- Improve invoice customization options
- Integrate with inventory management systems
- Provide better customer support channels
- Offer a one-time purchase option
Simple Invoice Maker & Receipt
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Invoice Maker・Billing App
- Monthly Premium Subscription$7.991 Month
- Weekly Premium Subscription$7.997 Days
- Weekly Premium Subscription3 Days trial$7.997 Days
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- Saldo Apps Premium3 Days trial$9.997 Days
- Saldo Apps Premium3 Days trial$11.997 Days
- Saldo Apps Premium3 Days trial$14.991 Month
- Invoice Maker PRO Monthly3 Days trial2 variants$14.991 Month
- Invoice Maker PRO Monthly2 variants$14.991 Month
- Monthly subscription$14.991 Month
- Monthly Premium Subscription$15.991 Month
- Annual Premium Subscription$49.991 Year
- Saldo Apps Premium Yearly3 Days trial$99.991 Year
Simple Invoice Maker & Receipt
- Monthly Subscription$3.991 Month
- Sir Invoices Annually3 Days trial$17.991 Year
- Buy additional companiesFree
- Buy additional users$99.99
- Lifetime$99.99
Questions
Is Invoice Maker・Billing App free?
Is Simple Invoice Maker & Receipt free?
Which has better reviews, Invoice Maker・Billing App or Simple Invoice Maker & Receipt?
Do Invoice Maker・Billing App or Simple Invoice Maker & Receipt have ads?
Which is updated more often, Invoice Maker・Billing App or Simple Invoice Maker & Receipt?
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