Comparison

HPP Calculator vs Invoice maker

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

Head to head
About

HPP Calculator

Features
Read full description

Discover Your Hidden Profit Potential Are you leaving money on the table? The HPP Calculator helps business owners uncover their Hidden Profit Potential (HPP)—the financial gains they could achieve by optimizing key areas of their business. Developed by Connexions, this powerful tool is based on proven research and reliable financial models.

About

Invoice maker

Create and send professional invoices quickly and easily. Manage line items with automatic calculations and export invoices as PDFs to share with clients. Designed for freelancers and small businesses, it prioritizes speed and local data privacy.

Highlights
  • Create invoices instantly
  • Export as PDF
  • Smart line item management
  • Automatic total and tax calculations
  • Fast, simple, and secure
  • Privacy-friendly local data storage
Features
Read full description

Take control of your business finances with our intuitive and beautifully designed invoice maker app. Whether you’re a freelancer, small business owner, or entrepreneur, our app empowers you to create, customize, and send professional invoices in seconds—no technical skills required. Key Features: • Create Invoices Instantly Generate polished, professional invoices with just a few taps. Add your business details, client information, and line items effortlessly. • Export as PDF & Share Easily Export invoices as high-quality PDFs and share them instantly with your clients via email, messaging apps, or cloud services. • Smart Line Item Management Add, edit, or remove line items with support for descriptions, quantities, unit prices, and tax rates. Automatic total and tax calculations save you time and reduce errors. • Fast, Simple, and Secure Designed for speed and ease of use, so you can focus on your business. • Privacy friendly Your finance data is never stored on external servers and never leaves your device. Everything stays 100% private and local to you. Terms of Use (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Disclaimer: This app is intended to assist with invoice creation, but does not provide legal, financial, or tax advice. Please consult with a qualified professional to ensure your invoices comply with local regulations and business requirements. The developers are not responsible for any issues arising from the use of this app.

Screenshots

HPP Calculator4 screens
Invoice maker3 screens

Verdict

The call

The clearest difference is in-app purchases: HPP Calculator at none against Invoice maker's 3. HPP Calculator also leads on ads (none vs shown) and update cadence (daily vs every 2 weeks). On price, device support and iOS requirement 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 sells 3 in-app purchases, starting at $1.99 per 7 days. HPP Calculator asks for nothing beyond the download.

UpkeepUpdate frequency

HPP Calculator ships an update daily, Invoice maker every 2 weeks. The most recent releases landed on September 17, 2026 and June 4, 2026 respectively.

Scorecard3 real differences · 7 level
HPP Calculator versus Invoice maker: the parameters behind the verdict, then further details
ParameterHPP CalculatorInvoice maker
PriceFreeFree
Rating—4.3 (7 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—7 — better
Update frequencyDaily — betterEvery 2 weeks
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0.013.0 — better
Further details — not scored
Size44 MB41 MB
Age rating4+4+
DeveloperDaeb International Pty LtdAvocado Studio Pty Ltd

In-app purchases

None

HPP Calculator

No in-app purchases

3 purchases

Invoice maker

Subscriptions3
  • Productivity Pack (Weekly)$1.997 Days
  • Premium Pass$2.997 Days
  • Productivity Pack (Yearly)$49.991 Year

Questions

Is HPP Calculator free?
HPP Calculator is free to download, with no in-app purchases.
Is Invoice maker free?
Invoice maker is free to download, with in-app purchases available.
Do HPP Calculator or Invoice maker have ads?
Invoice maker shows ads; HPP Calculator does not.
Which is updated more often, HPP Calculator or Invoice maker?
HPP Calculator ships an update daily, and Invoice maker every 2 weeks. Most recently, HPP Calculator was updated on September 17, 2026 and Invoice maker on June 4, 2026.

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