Comparison

Quadriga vs PDF Scanner & Converter

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

Head to head
About

Quadriga

Features
Read full description

Die Quadriga‐Mobile‐App ist ein Hilfsmittel zur Inventarisierung Ihrer Inventargegenstände, den so genannten 'Komponenten'. Sie können sehen, in welchen Räumen sich welche Komponenten Ihres Inventars befinden, und im Rahmen von Bestandskontrollen feststellen, welche Komponenten fehlen oder in andere Räume umgestellt wurden. Die App arbeitet zusammen mit der PC‐Anwendung Quadriga‐IT. In dieser Anwendung werden die Daten zu den Komponenten bereitgestellt und per E‐Mail versandt. In der App können Sie die per E‐Mail erhaltenen Daten dann importieren und mit der Inventarisierung beginnen. Nach Ihrer Bestandskontrolle schicken Sie die Ergebnisse Ihrer Arbeit per E‐Mail zurück und werten Sie mit Quadriga‐IT aus.

About

PDF Scanner & Converter

Transform your mobile device into a robust PDF scanner and converter. Easily capture documents, convert images and Word files to PDF, extract text with OCR, and digitally sign your documents. Manage all your document needs efficiently.

Highlights
  • Scan documents, receipts, and notes
  • Convert images and Word files to PDF
  • Extract text using OCR
  • Digitally sign PDFs
  • Merge and split PDF files
  • Securely save and share PDFs
Features
Read full description

Turn your phone into a powerful PDF Scanner & Document Converter. Easily scan, convert, sign, and share PDFs in seconds. Perfect for students, professionals, and businesses. Key Features: PDF Scanner – Scan documents, receipts, IDs, notes, and more. Image to PDF / JPG to PDF – Convert photos into high-quality PDFs. Word to PDF Converter – Quick DOC/DOCX to PDF conversion. OCR Scanner – Extract text from images and scanned files. Sign PDF – Add signatures digitally, no printing required. Merge & Split PDF – Combine multiple files or separate pages easily. Convert PDF – Transform files into shareable, professional PDFs. Secure & Share – Save to cloud or send instantly via email or apps. Whether it’s for work, school, or personal use, this all-in-one PDF app makes document management effortless. pdf scanner app, best document scanner, image to pdf converter, word to pdf online, free ocr app, sign pdf free, merge pdf tool, split pdf app, photo to pdf maker, mobile pdf editor https://whatsdirectchatlite.blogspot.com/2021/11/pdf-document-scanner.html https://pdf-scanner.blogspot.com/2025/08/pdf-scanner-terms-and-condition.html

Screenshots

Quadriga1 screens
PDF Scanner & Converter4 screens

Verdict

The call

The clearest difference is in-app purchases: Quadriga at none against PDF Scanner & Converter's 7. Quadriga also leads on ads (none vs shown) and iOS requirement (8.0 vs 14.0). PDF Scanner & Converter's advantage is update cadence (every 2 weeks vs every 17 months). On price 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. PDF Scanner & Converter sells 7 in-app purchases, starting at $4.49 per month. Quadriga asks for nothing beyond the download.

UpkeepUpdate frequency

Quadriga ships an update every 17 months, PDF Scanner & Converter every 2 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard4 real differences · 6 level
Quadriga versus PDF Scanner & Converter: the parameters behind the verdict, then further details
ParameterQuadrigaPDF Scanner & Converter
PriceFreeFree
Rating—3.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 17 monthsEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better14.0
Further details — not scored
Size6 MB88 MB
Age rating4+4+
DeveloperQuadriga Informatik GmbHFollowal Infotech LLP

In-app purchases

None

Quadriga

No in-app purchases

7 purchases

PDF Scanner & Converter

Subscriptions6
  • Monthly subscription$4.491 Month
  • Weekly Subscription3 Days trial$9.997 Days
  • Weekly Subscription$9.997 Days
Show 3 more
  • yearly subscription$10.491 Year
  • Yearly Subscription7 Days trial$49.991 Year
  • Yearly Subscription$49.991 Year
One-time1
  • Lifetime$109.99

Questions

Is Quadriga free?
Quadriga is free to download, with no in-app purchases.
Is PDF Scanner & Converter free?
PDF Scanner & Converter is free to download, with in-app purchases available.
Do Quadriga or PDF Scanner & Converter have ads?
PDF Scanner & Converter shows ads; Quadriga does not.
Which is updated more often, Quadriga or PDF Scanner & Converter?
Quadriga ships an update every 17 months, and PDF Scanner & Converter every 2 weeks. Most recently, Quadriga was updated on November 2, 2026 and PDF Scanner & Converter on November 3, 2026.

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