Comparison

ScanTrans vs PDF

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

Head to head
About

ScanTrans

Features
Read full description

ScanTrans — One Snap. Scene-Smart Translation. ScanTrans lets you understand the world with just one photo. No typing. No switching apps. Whether you're reading a museum label, browsing a foreign menu, or reviewing homework in another language — simply snap a photo and get instant, context-aware translations and smart summaries. Why ScanTrans? Most translation apps ask you to scan, crop, extract, then copy-paste into a translator. ScanTrans simplifies everything into three effortless steps: • Snap a photo (or share one from your gallery) • Choose the scene — museum, study, shopping, travel, and more • Get AI-powered translations, summaries, and even explanations—tailored to your scene Smart for Your Scene ScanTrans isn’t just translating words—it understands what you need in each moment: • In a museum, just point and snap—get not only translations, but also helpful background info, like a personal audio guide. • While studying, ScanTrans gives translated math problems with hints, key terms, and even related concepts. • Shopping abroad? Scan a product label and get the translated description, live pricing, and similar items online. • Dining out? Snap a menu and instantly see dish descriptions and allergen info—no more guesswork. Built for Instant Understanding ScanTrans uses leading AI engines to go beyond basic translation. Its minimalist interface is designed for speed and clarity—just tap, scan, and move on. No clutter. No typing. No effort. Whether you’re a student, traveler, or a lifelong learner, ScanTrans is your invisible assistant—always ready to help you understand the world around you, one photo at a time. Terms of Use: https://scantranscontent.pages.dev/legal/en/terms Privacy Policy: https://scantranscontent.pages.dev/legal/en/privacy

About

PDF

This app provides a comprehensive suite of tools for managing PDF documents. It allows users to view, edit, scan, convert, and sign PDFs, as well as extract text using OCR technology. Securely protect and share your files with ease.

Highlights
  • PDF Viewer & Reader
  • PDF Editor
  • E-Signature
  • PDF Scanner
  • OCR Text Extraction
  • PDF Conversion
  • Form Filling
  • Password Protection
Read full description

PDF Viewer, Scanner & Editor – All-in-One PDF Tool! Key Features: - PDF Viewer & Reader – Open and read PDF files with a smooth, user-friendly interface. - PDF Editor – Add text, highlight content, draw, and make edits effortlessly. - E-Signature – Sign documents electronically and share them instantly. - PDF Scanner – Scan documents using your camera and convert them into PDFs. - OCR (Optical Character Recognition) – Extract and recognize text from scanned PDFs. - Convert PDFs – Export PDFs to Word, Excel, JPG, and more. - Annotate & Highlight – Add comments, highlight text, and mark up PDFs with ease. - Fill PDF Forms – Complete and submit PDF forms digitally. - Secure & Share – Protect PDFs with passwords and share via email or cloud services. Perfect for students, professionals, and anyone who works with PDFs daily! Easily upgrade to Pro and unlock unlimited access to measurements and more with a renewable App Store subscription. We offer auto-renewing subscription plans with the following terms: • Available durations: 1 week, 1 month, or 12 months. • Payment is charged to your App Store account upon purchase confirmation. • Subscriptions renew automatically unless canceled at least 24 hours before the end of the current billing cycle. • Your account will be charged for renewal within 24 hours before your subscription expires, with the renewal cost clearly indicated. • You can manage your subscription and turn off auto-renewal anytime in your Account Settings. • Active subscriptions cannot be canceled before the end of the billing period. • If a free trial is available, any unused portion will be forfeited upon purchasing a subscription. Terms of use(EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

ScanTrans4 screens
PDF4 screens

Verdict

The call

The clearest difference is update cadence: PDF at every 2 weeks against ScanTrans's every 6 weeks. On price, ads, in-app purchases 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. ScanTrans sells 1 in-app purchase, starting at $1.99 per month and PDF sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

ScanTrans ships an update every 6 weeks, PDF every 2 weeks. The most recent releases landed on October 2, 2026 and September 29, 2026 respectively.

Scorecard1 real difference · 8 level
ScanTrans versus PDF: the parameters behind the verdict, then further details
ParameterScanTransPDF
PriceFreeFree
Rating—5.0 (4 ratings) — better
Number of ratings—4 — better
Update frequencyEvery 6 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad — betteriPhone
Requires iOS17.4 — better18.0
Further details — not scored
Size7 MB11 MB
Age rating12+4+
DeveloperYue ZhangArtem Dorozhkin

In-app purchases

1 purchases

ScanTrans

Subscriptions1
  • Monthly Access(New User Trial)7 Days trial$1.991 Month
3 purchases

PDF

Subscriptions3
  • 1 week3 Days trial$4.997 Days
  • 1 month$9.991 Month
  • 1 year$49.991 Year

Questions

Is ScanTrans free?
ScanTrans is free to download, with in-app purchases available.
Is PDF free?
PDF is free to download, with in-app purchases available.
Do ScanTrans or PDF have ads?
Neither ScanTrans nor PDF shows ads.
Which is updated more often, ScanTrans or PDF?
ScanTrans ships an update every 6 weeks, and PDF every 2 weeks. Most recently, ScanTrans was updated on October 2, 2026 and PDF on September 29, 2026.

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