Comparison

Simple Invoice Scanner vs GenPDF

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

Head to head
About

Simple Invoice Scanner

Features
Read full description

No more paper piles: with Rechnung Scanner you snap invoices, bills and receipts and instantly get a clean PDF – ready for filing, bookkeeping or your accountant. HOW IT WORKS 1. Tap the camera button and hold the invoice in view – the page is detected and straightened automatically. 2. Several pages? Just scan them one after another, everything ends up in one PDF. 3. Done. The PDF is saved and, if you like, prepared as an e-mail right away. STRAIGHT TO YOUR ACCOUNTANT Enter your accountant's e-mail address once. After every scan, a ready-made e-mail opens with the PDF attached and the subject "Invoice from [date, time]". All you have to do is tap Send. ALL YOUR INVOICES AT A GLANCE The "Invoices" tab shows all saved documents sorted by month, with thumbnail, date, page count and file size. Tap to preview. Select several invoices and share them together via AirDrop, Mail, Messages or the Files app – perfect for month-end. YOU DECIDE WHERE IT'S SAVED • On your device – also in the Files app under "On My iPhone/iPad" • In iCloud Drive – in the "Rechnung-Scanner" folder, automatically on all your devices and in Finder on your Mac • Or both FAST WHEN IT NEEDS TO BE If you like, the camera opens right when the app starts. Open, scan, done. SIMPLE AND PRIVATE No account, no sign-up, no subscription. Your invoices stay on your device or in your iCloud and only go where you send them. FOR IPHONE AND IPAD In English and German, with Dark Mode and support for larger text. Rechnung Scanner is free and supported by ads. A one-time in-app purchase removes ads for good – also on your other devices with the same Apple ID.

About

GenPDF

Transform your device into a portable scanner to digitize documents, receipts, and ID cards. Offers smart edge detection, perspective correction, and high-quality enhancement filters. Easily create multi-page PDFs and share them in various formats.

Highlights
  • Smart document edge detection
  • Perspective correction
  • High-quality scan enhancement filters
  • Multi-page PDF creation
  • ID card scanning mode
  • Efficient file organization
  • Easy sharing options
Features
Read full description

Turn your device into a powerful portable scanner with PDF Scan. Instantly scan documents, receipts, notes, whiteboards, and ID cards with professional quality. KEY FEATURES: • Smart Scanning: Automatically detects document edges and corrects perspective. • High Quality: Enhance scans with magic color, grayscale, and black & white filters. • Multi-page PDF: Create multi-page PDF documents easily. • ID Card Mode: Scan both sides of an ID card onto a single page. • File Management: Organize scans efficiently. • Easy Sharing: Share images or PDF document formats. Download PDF Scan now to digitize your paperwork!

Screenshots

Simple Invoice Scanner3 screens
GenPDF4 screens

Verdict

The call

The clearest difference is in-app purchases: GenPDF at none against Simple Invoice Scanner's 1. GenPDF also leads on update cadence (weekly vs every 7 months) and iOS requirement (15.0 vs 18.1). 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. Simple Invoice Scanner sells 1 one-off in-app purchase. GenPDF asks for nothing beyond the download.

UpkeepUpdate frequency

Simple Invoice Scanner ships an update every 7 months, GenPDF weekly. Both last shipped on November 5, 2026.

Scorecard3 real differences · 7 level
Simple Invoice Scanner versus GenPDF: the parameters behind the verdict, then further details
ParameterSimple Invoice ScannerGenPDF
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 7 monthsWeekly — better
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.115.0 — better
Further details — not scored
Size9 MB74 MB
Age rating4+4+
DeveloperHermann RauschmayrVU THANH

In-app purchases

1 purchases

Simple Invoice Scanner

One-time1
  • Werbung entfernen$1.99
None

GenPDF

No in-app purchases

Questions

Is Simple Invoice Scanner free?
Simple Invoice Scanner is free to download, with in-app purchases available.
Is GenPDF free?
GenPDF is free to download, with no in-app purchases.
Do Simple Invoice Scanner or GenPDF have ads?
Neither Simple Invoice Scanner nor GenPDF shows ads.
Which is updated more often, Simple Invoice Scanner or GenPDF?
Simple Invoice Scanner ships an update every 7 months, and GenPDF weekly. Most recently, Simple Invoice Scanner was updated on November 5, 2026 and GenPDF on November 5, 2026.

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