한컴오피스 Viewer vs vFlat Scan
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
한컴오피스 Viewer
View and manage documents from various office suites, including Hangul, Word, Excel, and PowerPoint. Convert documents to PDF or image files, and share them via email. Supports a wide range of file formats.
- Read and manage office documents
- Support for HWP, DOC, XLS, PPT, PDF
- Convert documents to PDF
- Convert documents to image files
- Send documents via email
- Folder management
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Overview HancomOffice Viewer is a program that allows you to read and manage documents in various formats. [System Requirements] - OS: iOS 16.0 or higher [Key Features] 1. Reading and managing Office documents: You can use the full-featured document viewer to read documents, change folders, and send emails. 2. Support for various document formats - Hangul documents: hwp, hwpx, hwt - Word documents: doc, docx, dot, dotx - Spreadsheets: cell, csv, xls, xlsx, xlsm - Presentations: show, ppt, pptx - Other documents: pdf 3. Support for converting Hwp, Word, and Presentation documents to PDF or image files - Hwp: hwp, hwt, hml, hwpx, hwtx, owpml -> pdf, png - Word: doc, docx, dot, dotx, hwdt, rtf -> pdf, png - Show: show, ppt, pptx, hsdt, htheme, thmx, potx -> pdf, png [Answers to Important Inquiries] When a $1 payment occurs during download: HancomOffice Viewer is a free program. Occasionally, a $1 payment is made to verify the validity of the credit card registered in the app store, but the actual amount will not be charged. [Important Notices] - Due to mobile font embedding, some symbols and characters other than Hangul and English may not be displayed correctly. - The font specified in the original document may be changed to a mobile font, which can affect the layout of the document. [Required Access Permissions] Device Information: This is used to provide device and iOS version information when contacting customer support for product inquiries. ■ If you encounter errors or have any inconveniences while using the app, please contact us at 'haancs@hancom.com' with details about the error environment and content, and we will investigate and respond.
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.
- Auto-recognizing scan area
- Automatic capturing
- Flattening curved book pages
- Two-page capturing
- Free text recognition (OCR)
- Export to PDF, JPG, TXT
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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
Screenshots
Verdict
The clearest difference is review sentiment: vFlat Scan at 79% against 한컴오피스 Viewer's 33%. vFlat Scan also leads on rating (4.8 vs 1.8) and update cadence (every 8 days vs every 3 months). 한컴오피스 Viewer's advantage is in-app purchases (none vs 16). On price, ads, monetization model 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
Both are free to download. vFlat Scan sells 12 in-app purchases, starting at $3.99 per month. 한컴오피스 Viewer asks for nothing beyond the download.
vFlat Scan holds the better App Store score, 4.8 against 1.8. That said, the two scores are not equally well evidenced: vFlat Scan has 6.1K ratings behind it against 73, so its average is the more settled of the two. Written reviews point the same way: 33% of 한컴오피스 Viewer's written reviews are positive against 79% of vFlat Scan's.
한컴오피스 Viewer ships an update every 3 months, vFlat Scan every 8 days. The most recent releases landed on September 21, 2026 and September 24, 2026 respectively.
| Parameter | 한컴오피스 Viewer | vFlat Scan |
|---|---|---|
| Price | Free | Free |
| Rating | 1.8 (73 ratings) | 4.8 (6.1K ratings) — better |
| Positive reviews | 32.7% of reviews | 79.0% of reviews — better |
| Number of ratings | 73 | 6.1K — better |
| Update frequency | Every 3 months | Every 8 days — better |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 17.2 |
| Further details — not scored | ||
| Size | 571 MB | 228 MB |
| Age rating | 4+ | 4+ |
| Developer | HANCOM Incorporated | VoyagerX, Inc. |
Customer experience
한컴오피스 Viewer
vFlat Scan
Bugs and requests
한컴오피스 Viewer
Not enough reviews yet to summarise bugs or 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
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- Add keyboard shortcuts support
In-app purchases
한컴오피스 Viewer
No in-app purchases
vFlat Scan
- Monthly subscription$3.991 Month
- Monthly subscription$4.691 Month
- Monthly subscription$4.991 Month
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- 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
- 200 Text recognition pages2 variants$2.49
- 1,000 Text recognition pages2 variants$5.90
- 3,000 Text recognition pages2 variants$10.00
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- 10,000 Text recognition pages2 variants$20.00
Questions
Is 한컴오피스 Viewer free?
Is vFlat Scan free?
Which has better reviews, 한컴오피스 Viewer or vFlat Scan?
Do 한컴오피스 Viewer or vFlat Scan have ads?
Which is updated more often, 한컴오피스 Viewer or vFlat Scan?
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