Comparison

한컴오피스 Viewer vs Naver Calendar

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

Head to head
About

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.

Highlights
  • 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
Read full description

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.

About

Naver Calendar

Organize your life with a versatile calendar app. Manage schedules, tasks, habits, and diaries with customizable views and free stickers. Sync across devices and get weather updates.

Highlights
  • Schedule, Anniversary, Task, Habit, Diary management
  • Customizable calendar views (monthly, weekly, list, time)
  • 700 free stickers for customization
  • Weather information and Smart Briefing
  • Sync with PC and other mobile calendars
  • Shared calendar for co-management
  • Apple Watch and iPad support
Features
Read full description

* Have fun planning your day with the NAVER Calendar App - Various calendar views and illustration themes - 700 free stickers to customize - Weather information and Smart Briefing of the day - Sync your mobile app calendars with PC - iPad, Apple Watch support   [Key Features] 1. Schedule, Anniversary, Task, Habit and Diary - All my daily life in the calendar. Easily manage daily to-dos and lunar calendar anniversaries that change every year. Build routines through habits and record your days in your diary. 2. Alerts that ring at the right time & moment Register anniversaries to your calendar and never miss lunar calendar dates. 3. Single touch to compose schedule! Long-press in Monthly View and Dual View to add events, tasks, habits, and diary entries. 4. View schedules in a view-type of your choice Check your events for the month at a glance in Monthly View. To view daily events, pin the List View, sorted in list format, or the Time View, sorted by time. 5. Shifting calendar In Monthly View, swipe left and right to view the previous or the next month. Swipe up to view the calendar along with detailed events together. If you turn off horizontal calendar swiping, swipe up and down to view adjacent months. 6. Stickers and category setting Categorize schedules and anniversaries with different colors and personalize with various stickers. 7. Easily check events with widgets Use the Today/Calendar/List/Timetable/D-day widgets and Lock screen widgets to conveniently check your events. 8. Weather information Check the weather information in List View and Time View. Tap on the weather icon to view more detailed weather information. 9. Task management Quickly add daily tasks and manage them by deadlines and groups. 10. Anniversary Don't miss approaching anniversaries with D-day. Your everyday will become more special. 11. Shared calendar Co-manage your calendar with friends, family, and colleagues by sharing. 12. Timetable A must-have for students and parents. 13. Easy sync with other calendars Import schedules from your phone's default calendar with a single click. 14. Time zone support Adjust the time zone when scheduling abroad or with overseas friends. 15. Apple Watch support Quickly check your schedule on Apple Watch with alarms and complications. 16. Dark Mode Try Dark Mode so you don't have to worry about bright glare. Adjust according to your device's settings, or set Light Mode or Dark Mode yourself. — ■ Details of mandatory access rights - Calendar: You can import events saved in the device and save them to NAVER Calendar. - Location: Access location-based weather information in Monthly View. - Address Book: Addresses registered on the device can be used when adding attendees to the schedule. - Files and media: You can save the attached file to Events or screenshot the Timetable. - Camera: Camera access is required to take photos/videos, save images, and attach files. - Microphone: Add an event through speech recognition. - Voice Recognition : Adding events with your voice requires the OS's "Voice Recognition" permission. Voice data processed with "Voice Recognition" permission may be sent to Apple in accordance with Apple's policies. No other information will be sent. - Face ID: Required for identity verification upon password unlock. ■ Details of optional access permissions - Siri : Due to Apple's policy, permission is required in order to view events using shortcuts with Siri. However, the actual app will not ask the user for the permission. - App activity tracking: Used to analyze service usage and provide personalized information. You can still access the service if you opt out. Should you face any problem or inquiries while using the app, please contact NAVER Calendar Customer Service Center (https://m.help.naver.com/support/service/main.nhn?serviceNo=5620).

Screenshots

한컴오피스 Viewer4 screens
Naver Calendar4 screens

Verdict

The call

The clearest difference is rating: Naver Calendar at 2.6 against 한컴오피스 Viewer's 1.8. Naver Calendar also leads on ads (none vs shown) and update cadence (weekly vs every 3 months). On price, review sentiment, ratings volume and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Naver Calendar holds the better App Store score, 2.6 against 1.8. Both are backed by a comparable volume of ratings — 73 and 104 respectively. Written reviews point the same way: 33% of 한컴오피스 Viewer's written reviews are positive against 34% of Naver Calendar's.

UpkeepUpdate frequency

한컴오피스 Viewer ships an update every 3 months, Naver Calendar weekly. The most recent releases landed on September 21, 2026 and September 24, 2026 respectively.

Scorecard3 real differences · 7 level
한컴오피스 Viewer versus Naver Calendar: the parameters behind the verdict, then further details
Parameter한컴오피스 ViewerNaver Calendar
PriceFreeFree
Rating1.8 (73 ratings)2.6 (104 ratings) — better
Positive reviews32.7% of reviews33.8% of reviews — better
Number of ratings73104 — better
Update frequencyEvery 3 monthsWeekly — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS16.0 — better17.0
Further details — not scored
Size571 MB248 MB
Age rating4+4+
DeveloperHANCOM IncorporatedNAVER Corp.

Customer experience

한컴오피스 Viewer

All ratings73 ratings
Positive19.2%
Neutral1.4%
Negative79.5%
Written reviews107 reviews
Positive32.7%
Neutral17.8%
Negative49.5%

Naver Calendar

All ratings104 ratings
Positive39.4%
Neutral1.9%
Negative58.7%
Written reviews343 reviews
Positive33.8%
Neutral10.8%
Negative55.4%

Bugs and requests

한컴오피스 Viewer

Not enough reviews yet to summarise bugs or requests.

Naver Calendar

Reported bugs

3 issues
  • Inability to add/modify/delete events after recent updates
  • Disappearance of saved schedules and settings after updates
  • Incorrect time zone handling for users outside of Korea

Requested features

6 requests
  • Add support for more country/region holidays
  • Increase file attachment size limit
  • Allow customization of default calendar year
  • Improve iPad multitasking support
  • Expand event description field
Show 1 more
  • Add option to display date instead of 31 on app icon

In-app purchases

None

한컴오피스 Viewer

No in-app purchases

None

Naver Calendar

No in-app purchases

Questions

Is 한컴오피스 Viewer free?
한컴오피스 Viewer is free to download, with no in-app purchases.
Is Naver Calendar free?
Naver Calendar is free to download, with no in-app purchases.
Which has better reviews, 한컴오피스 Viewer or Naver Calendar?
Naver Calendar is rated higher. 한컴오피스 Viewer averages 1.8 out of 5 from 73 ratings, while Naver Calendar averages 2.6 from 104 ratings.
Do 한컴오피스 Viewer or Naver Calendar have ads?
한컴오피스 Viewer shows ads; Naver Calendar does not.
Which is updated more often, 한컴오피스 Viewer or Naver Calendar?
한컴오피스 Viewer ships an update every 3 months, and Naver Calendar weekly. Most recently, 한컴오피스 Viewer was updated on September 21, 2026 and Naver Calendar on September 24, 2026.

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