Comparison

Invoice Maker・Billing App vs Purchase Order

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

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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

About

Purchase Order

Generate professional purchase orders quickly with customizable templates. Manage unlimited businesses, vendors, and products, and easily share your orders as PDFs. Streamline your procurement process with this user-friendly tool.

Highlights
  • Create unlimited purchase orders
  • Manage multiple businesses, vendors, and products
  • Professionally designed templates
  • Customize with discounts and taxes
  • Add digital signatures
  • Export and share as PDF
  • Import vendors from contacts
Features
Read full description

Create professional, customizable purchase orders in seconds. Whether you're managing a small business or handling high-volume procurement, PO Maker offers a fast, flexible, and professional way to generate and manage purchase orders. With support for unlimited businesses, vendors, and products, this app is your all-in-one solution for streamlined purchasing operations. Design stunning purchase orders using sleek, professional templates and a wide range of customization options. Add essential details such as shipping charges, taxes, discounts, expiry dates, and more. Easily sign and send your purchase orders directly from your device. Key Features: - Create unlimited purchase orders - Manage multiple businesses, vendors, and products - Choose from professionally designed templates - Customize with multiple tax types and item/total discounts - Add a digital signature to finalize your PO - Export and share as PDF instantly - Duplicate existing POs for faster workflow - Add notes, terms & conditions - Import vendors directly from your contacts - Clean, fast, and user-friendly interface - Fully compatible with all iOS devices (iPhone, iPad, iPod) Subscription Information: Upgrade to access premium features with a flexible subscription: Monthly Plan: $1.99/month Annual Plan: $19.99/year Please note: - Payment will be charged to your iTunes account upon confirmation. - Subscriptions renew automatically unless turned off at least 24 hours before the current period ends. - Your account will be charged for renewal within 24 hours prior to the end of the current subscription period. - Manage your subscription or turn off auto-renewal anytime from your iTunes Account Settings. - For more information on how to cancel subscription, please review - https://support.apple.com/en-us/HT202039 Privacy Policy: svgapps.com/privacy-policy Terms of Use: svgapps.com/terms Love the app? Please take a moment to leave us a 5-star rating! Your support helps us continue to improve and add more great features.

Screenshots

Invoice Maker・Billing App4 screens
Purchase Order4 screens

Verdict

The call

The clearest difference is update cadence: Invoice Maker・Billing App at every 2 weeks against Purchase Order's every 11 months. Invoice Maker・Billing App also leads on ratings volume (7.3K vs 5) and chart position (#105 vs unranked). Purchase Order's advantage is iOS requirement (13.0 vs 16.0). On price, rating, ads and in-app purchases 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・Billing App sells 12 in-app purchases, starting at $7.99 per month and Purchase Order sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Invoice Maker・Billing App against 4.6 for Purchase Order. That said, the two scores are not equally well evidenced: Invoice Maker・Billing App has 7.3K ratings behind it against 5, so its average is the more settled of the two.

UpkeepUpdate frequency

Invoice Maker・Billing App ships an update every 2 weeks, Purchase Order every 11 months. The most recent releases landed on October 25, 2026 and September 9, 2026 respectively.

Scorecard4 real differences · 7 level
Invoice Maker・Billing App versus Purchase Order: the parameters behind the verdict, then further details
ParameterInvoice Maker・Billing AppPurchase Order
PriceFreeFree
Rating4.7 (7.3K ratings) — better4.6 (5 ratings)
Positive reviews56.1% of reviews—
Number of ratings7.3K — better5
Update frequencyEvery 2 weeks — betterEvery 11 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
Best chart rank#105 — better—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.013.0 — better
Further details — not scored
Size322 MB71 MB
Age rating4+4+
DeveloperSaldo Apps Inc.SVG Apps

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

Purchase Order

Not enough reviews yet to summarise bugs or requests.

In-app purchases

12 purchases

Invoice Maker・Billing App

Subscriptions12
  • Monthly Premium Subscription$7.991 Month
  • Weekly Premium Subscription$7.997 Days
  • Weekly Premium Subscription3 Days trial$7.997 Days
Show 9 more
  • 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
2 purchases

Purchase Order

Subscriptions2
  • Monthly Subscription$1.991 Month
  • Annual Subscription$19.991 Year

Questions

Is Invoice Maker・Billing App free?
Invoice Maker・Billing App is free to download, with in-app purchases available.
Is Purchase Order free?
Purchase Order is free to download, with in-app purchases available.
Which has better reviews, Invoice Maker・Billing App or Purchase Order?
Invoice Maker・Billing App is rated higher. Invoice Maker・Billing App averages 4.7 out of 5 from 7.3K ratings, while Purchase Order averages 4.6 from 5 ratings.
Do Invoice Maker・Billing App or Purchase Order have ads?
Neither Invoice Maker・Billing App nor Purchase Order shows ads.
Which is updated more often, Invoice Maker・Billing App or Purchase Order?
Invoice Maker・Billing App ships an update every 2 weeks, and Purchase Order every 11 months. Most recently, Invoice Maker・Billing App was updated on October 25, 2026 and Purchase Order on September 9, 2026.

Other comparisons