Comparison

Invoice Maker Involea vs Simple Invoice PDF

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

Head to head
About

Invoice Maker Involea

Features
Read full description

Invoice Maker Involea helps freelancers, contractors, and small businesses create clear invoices without a complicated accounting setup. Build an invoice or estimate, add client details, line items, tax, discounts, payment status, due dates, and your business profile. Preview the PDF before sending, then upgrade when you need export and premium workflow. Main features: - Simple invoice and estimate builder - Create invoice and client drafts from text, dictation, or image OCR - Client list with reusable billing details - Line items, quantities, prices, tax, and discounts - Payment status: draft, sent, paid, overdue, or void - Convert an estimate into an invoice - PDF preview for free users - PDF export for premium users - Business profile, optional logo, invoice color, payment details, and default currency - Automatic in-app language detection with manual override, plus support planned in App Store Connect for English, Arabic, Croatian, Czech, Danish, Dutch, Filipino, Finnish, French, German, Greek, Hebrew, Hungarian, Indonesian, Italian, Japanese, Korean, Malay, Norwegian Bokmal, Polish, Portuguese, Romanian, Russian, Simplified Chinese, Slovak, Spanish, Swedish, Thai, Traditional Chinese, Turkish, Ukrainian, and Vietnamese Designed for people who need a fast invoice generator, not a full accounting system. Use it for freelance work, local services, consulting, home repair, creative projects, and small business billing. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel subscriptions in your Apple ID account settings. Terms of use: https://smartaitomation.com/termsinvoicemakerinvoleaapp.html

About

Simple Invoice PDF

Features
Read full description

Create a professional invoice, receipt, or estimate in 30 seconds — and send it as a clean PDF. No account. No subscription. No limits. Tired of invoice apps that make you sign up, push you into a cloud, and then cap how many documents you can send — even on a paid plan? Simple Invoice PDF is the opposite: open the app, fill in a few fields, share the PDF. Done. WHY FREELANCERS CHOOSE IT • Unlimited documents — free, forever. No monthly caps, no "3 invoices per month" tricks. • No developer account or server upload. Your data stays on your device unless you choose Pro iCloud Backup or explicitly share a PDF. • Reliable export & print. PDFs are generated with the system print engine — what you see is exactly what your client gets, in email, messages, or on paper. • Fast input. Only the fields that matter are required. Repeat clients are one tap away. WHAT'S INSIDE • Invoices, receipts, and estimates with automatic numbering • Line items with quantities, rates, and automatic totals • Tax rate and notes • Client list — add once, reuse forever • Business profile: your details, logo, currency, tax defaults • PDF preview before sending • Share anywhere: email, messages, print, save to Files • Professional templates for different kinds of work FREE VS PRO The free version is fully functional and unlimited — every document simply carries a small "Made with Simple Invoice PDF" line. Pro is a single one-time purchase (not a subscription!) and unlocks: • PDFs without the watermark • Your logo on documents • Premium templates • Brand colors, signatures, payment details and QR codes • Automatic iCloud backup with manual restore Pay once, keep it forever. That's it. PRIVATE BY DESIGN Simple Invoice PDF works offline with no registration and no tracking. Documents leave your device only when you explicitly share a PDF or use the optional Pro backup stored in your private iCloud container. Perfect for freelancers, contractors, handymen, cleaners, tutors, photographers, designers, small shops — anyone who needs to bill a client without fighting an app. Terms of Use: https://simple-invoice-pdf.vercel.app/terms.html Download it, make your first invoice, and see how simple invoicing should be.

Screenshots

Invoice Maker Involea4 screens
Simple Invoice PDF4 screens

Verdict

The call

Invoice Maker Involea and Simple Invoice PDF are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Invoice Maker Involea sells 2 in-app purchases, starting at $6.99 per 7 days and Simple Invoice PDF sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Invoice Maker Involea ships an update every 3 weeks, Simple Invoice PDF fortnightly. Both last shipped on October 6, 2026.

ScorecardNo meaningful differences
Invoice Maker Involea versus Simple Invoice PDF: the parameters behind the verdict, then further details
ParameterInvoice Maker InvoleaSimple Invoice PDF
PriceFreeFree
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.2 — better18.6
Further details — not scored
Size16 MB2 MB
Age rating4+4+
DeveloperSmart Automation SRLSerghei Eschin

In-app purchases

2 purchases

Invoice Maker Involea

Subscriptions2
  • Involea Weekly3 Days trial$6.997 Days
  • Involea Yearly7 Days trial$49.991 Year
1 purchases

Simple Invoice PDF

One-time1
  • Simple Invoice Pro$9.99

Questions

Is Invoice Maker Involea free?
Invoice Maker Involea is free to download, with in-app purchases available.
Is Simple Invoice PDF free?
Simple Invoice PDF is free to download, with in-app purchases available.
Do Invoice Maker Involea or Simple Invoice PDF have ads?
Neither Invoice Maker Involea nor Simple Invoice PDF shows ads.
Which is updated more often, Invoice Maker Involea or Simple Invoice PDF?
Invoice Maker Involea ships an update every 3 weeks, and Simple Invoice PDF fortnightly. Most recently, Invoice Maker Involea was updated on October 6, 2026 and Simple Invoice PDF on October 6, 2026.

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