Comparison

vFlat Scan vs PDF検索

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

Head to head
About

vFlat Scan

This app digitizes books and documents with advanced features like automatic border recognition, curved page flattening, and two-page capture. It offers free text recognition (OCR) and exports to multiple formats, making scanning quick and high-quality.

Highlights
  • Auto-recognizing scan area
  • Automatic capturing
  • Flattening curved book pages
  • Two-page capturing
  • Free text recognition (OCR)
  • Export to PDF, JPG, TXT
Read full description

Scan thick books perfectly flat—without cutting a single page. Most scanner apps can't handle open or curved books. vFlat can. AI curve correction transforms any thick textbook, sheet music, or open book into a crystal-clear, professional-grade scan—spine fully intact. · BOOK SCANNER AI automatically flattens curved pages from thick textbooks, manuals, and sheet music. No cutting required. · DOCUMENT SCANNER Scan receipts, ID cards, contracts, invoices, and forms with auto edge-detection and perspective correction. · OCR – IMAGE TO TEXT Convert scanned images into editable, searchable text instantly. Copy and paste from any document. · PDF CREATOR Combine multiple scans into a single PDF. Export as PDF, JPG, or TXT. · AUTO-CAPTURE Hold still or turn the page—vFlat auto-detects and captures. Scan 100+ pages in minutes. · FINGER REMOVAL Hold the book open—vFlat removes your fingers from every scan automatically. · 2-PAGE SPREAD Capture both open pages at once. vFlat splits and saves each page separately. · EASY SHARING Export to iCloud, Google Drive, Dropbox, email, or any app. Trusted by students, musicians, researchers, and professionals in 100+ countries. Download free and transform your iPhone into a professional scanner today. Terms of Use: https://vflat.page.link/terms_en

About

PDF検索

Features
Read full description

このアプリはPDF上のテキスト検索に特化したアプリです。基本的な文字検索からスキャンした画像PDFの文字検索もサポートしています。検索結果にはテキストのインクの色も表示され、テキストの色によるページ検索も可能になっています。画像でないPDFについては縦書き文字の検索にも対応しています。なお、スキャンしたPDFの文字検索やインクの色検出についての精度や正確性は保証しません。予め、ご了承ください。検索で見つからない場合には、注釈追加機能がありますので、ご自身で注釈を追加してください。 【主な機能】 ・PDF内の文字検索 ・(検出されれば)検索文字のインクの色表示 ・PDF内に注釈を追加 ・読み込んだPDFの情報ページ ・OCRによる画像PDFの文字検索 ・各色についての役割を設定

Screenshots

vFlat Scan4 screens
PDF検索3 screens

Verdict

The call

The clearest difference is in-app purchases: PDF検索 at none against vFlat Scan's 10. PDF検索 also leads on ads (none vs shown). On price, device support and iOS requirement 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. vFlat Scan sells 10 in-app purchases, starting at $3.99 per month. PDF検索 asks for nothing beyond the download.

Scorecard2 real differences · 8 level
vFlat Scan versus PDF検索: the parameters behind the verdict, then further details
ParametervFlat ScanPDF検索
PriceFreeFree
Rating4.8 (6.3K ratings) — better—
Positive reviews78.9% of reviews—
Number of ratings6.3K — better—
Update frequencyEvery 2 weeks—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.2 — better18.0
Further details — not scored
Size215 MB9 MB
Age rating4+4+
DeveloperVoyagerX, Inc.Keisuke Negishi

Bugs and requests

vFlat Scan

Reported bugs

4 issues
  • Crashes during scanning
  • Issues with dual page mode
  • Incorrect page cropping and resolution in PDFs
  • White borders added to scanned pages

Requested features

6 requests
  • Add cloud storage integration
  • Allow manual cropping and contrast adjustment
  • Provide more customization options for text view
  • Enable editing of OCR text
  • Increase free page limits for OCR
Show 1 more
  • Add keyboard shortcuts support

PDF検索

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

vFlat Scan

Subscriptions8
  • Monthly subscription$3.991 Month
  • Monthly subscription$4.691 Month
  • Monthly subscription$4.991 Month
Show 5 more
  • Weekly subscription$4.997 Days
  • Yearly subscription$35.901 Year
  • Yearly subscription7 Days trial$39.991 Year
  • EduPlus Yearly Subscription$39.991 Year
  • Yearly subscription$39.991 Year
One-time2
  • 3,000 Text recognition pages$10.00
  • 10,000 Text recognition pages$20.00
None

PDF検索

No in-app purchases

Questions

Is vFlat Scan free?
vFlat Scan is free to download, with in-app purchases available.
Is PDF検索 free?
PDF検索 is free to download, with no in-app purchases.
Do vFlat Scan or PDF検索 have ads?
vFlat Scan shows ads; PDF検索 does not.

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