Comparison

Invoice Maker vs P4 Quotation

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

Head to head
About

Invoice Maker

Easily create and send professional invoices in seconds. Customize templates, add your logo, and track client payments. Manage your billing history and get paid faster.

Highlights
  • Generate professional invoices quickly
  • Customize templates and branding
  • Track invoice payment status
  • Manage clients and billing history
  • Export invoices as PDFs
  • Works offline
Features
Read full description

Invoice Maker – Create & Send is the smart way to handle your billing and get paid faster. Whether you’re a freelancer, small business, or entrepreneur, Invoice Maker lets you generate professional invoices in seconds, no design skills, no spreadsheets, no stress. Generating invoices is simple: choose a clean template, customize colors, logos, and layout, then add your items, taxes, and discounts. You can also include your business signature and payment terms, so every invoice looks polished and professional. Track client payments and always know which invoices are paid, pending, or overdue. Invoice Maker is designed for control and clarity, manage your clients, items, and billing history all in one secure place. Every invoice is automatically saved, so you can duplicate, edit, or share it anytime. Key Features: -Generate professional invoices in seconds -Customize templates, colors, and layout styles -Add logo, signature, taxes, and discounts -Manage clients, items, and billing details easily -Track invoice status: paid, pending, or overdue -Automatically saves every invoice you create -Export and share invoices as PDFs instantly -View your full billing history in one dashboard Why Invoice Maker – Create & Send: 1. Clean, modern design that makes invoicing fast and effortless 2. Flexible customization with reusable templates and color themes 3. Keeps clients, items, and payments organized automatically0 4. Works offline — ideal for freelancers and small businesses 5. Secure, local storage for your invoices and client data 6. Helps you get paid faster and look professional doing it With Invoice Maker, billing becomes effortless. Create, customize, and send invoices instantly — anywhere, anytime. No more manual templates or complicated tools. Just generate, send, and get paid. Bring clarity, control, and confidence to every invoice you send. Privacy Policy: https://www.onerack.nl/apps/invoice_maker/privacy-policy Terms of Use: https://www.onerack.nl/apps/invoice_maker/terms-and-conditions

About

P4 Quotation

Features
Read full description

This is an internal approval management application designed for enterprise use. It supports the mobile approval and management of internal business workflows. Users can view pending approval items at any time and perform approval actions based on actual business needs, helping improve approval efficiency and standardize internal management processes. This application is intended strictly for internal corporate use and does not involve public sales, payments, or external commercial transactions. 一款面向企业内部使用的审核管理应用,适用于企业内部流程的移动化审批与管理。 用户可以随时查看待审核的信息,并根据实际情况进行审核操作,从而提升企业审核效率,规范内部审批流程。 本应用专注于企业内部业务管理,不涉及对外销售、支付或公众交易行为。

Screenshots

Invoice Maker4 screens
P4 Quotation4 screens

Verdict

The call

The clearest difference is in-app purchases: P4 Quotation at none against Invoice Maker's 3. P4 Quotation also leads on iOS requirement (13.0 vs 15.1). Invoice Maker's advantage is update cadence (every 3 weeks vs every 5 months). On price, ads 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 sells 3 in-app purchases, starting at $9.99 per 7 days. P4 Quotation asks for nothing beyond the download.

UpkeepUpdate frequency

Invoice Maker ships an update every 3 weeks, P4 Quotation every 5 months. The most recent releases landed on October 15, 2026 and October 6, 2026 respectively.

Scorecard3 real differences · 7 level
Invoice Maker versus P4 Quotation: the parameters behind the verdict, then further details
ParameterInvoice MakerP4 Quotation
PriceFreeFree
Rating4.9 (73 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings73 — better—
Update frequencyEvery 3 weeks — betterEvery 5 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.113.0 — better
Further details — not scored
Size79 MB31 MB
Age rating4+17+
DeveloperOneRackCTW CARGO CO.,LTD.

In-app purchases

3 purchases

Invoice Maker

Subscriptions3
  • Pro Weekly Access3 Days trial$9.997 Days
  • Pro Yearly Access – Special Offer$39.991 Year
  • Pro Yearly Access$79.991 Year
None

P4 Quotation

No in-app purchases

Questions

Is Invoice Maker free?
Invoice Maker is free to download, with in-app purchases available.
Is P4 Quotation free?
P4 Quotation is free to download, with no in-app purchases.
Do Invoice Maker or P4 Quotation have ads?
Neither Invoice Maker nor P4 Quotation shows ads.
Which is updated more often, Invoice Maker or P4 Quotation?
Invoice Maker ships an update every 3 weeks, and P4 Quotation every 5 months. Most recently, Invoice Maker was updated on October 15, 2026 and P4 Quotation on October 6, 2026.

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