Polaris Viewer vs initial (이니셜)
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Polaris Viewer
This app offers a mobile-optimized experience for viewing various document types, including Microsoft Office files, PDFs, and TXT. It provides smart document management features and supports cloud integration for easy access to your files.
- Mobile optimized document viewer
- Supports Microsoft Office, PDF, TXT, Zip, CSV
- Cloud storage integration (iCloud, Google Drive, Dropbox, etc.)
- Smart document management
- App lock with fingerprint, face, or password
- Night mode and paper texture background options
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Polaris Office, selected by 100 million users across the world, provides mobile optimized document viewer at the requests of numerous users. Using compact and stable Polaris Office Viewer which takes some edit functions out and strengthens view function, quickly and easily manage all the document files such as Microsoft Office, TXT, Zip file, as well as Adobe PDF! ■ Supporting Languages ■ • English, Korean, Japanese, German, Russian, Indonesian, Brazilian Portuguese ■ Supported formats ■ • (NEW) Now we support CSV format. • Microsoft Word : DOC, DOCX • Microsoft Excel : XLS, XLSX • Microsoft Powerpoint : PPT, PPTX, PPS, PPSX • Other documents and files : PDF, TXT, ODT, Zip ■ Main functions ■ Mobile optimized document viewer : Supporting must-have functions to easily view the documents in Mobile. • Landscape mode / Portrait mode / Multi window mode • View per page, View in a row • Able to dim the screen and choose background (Providing Night mode and Paper texture) • Supporting text copy function in document Smart document managing : Supporting the functions for managing various documents more efficiently. • Able to check all the documents in My device storage & other cloud service (Supporting iCloud, Google Drive, Dropbox, OneDrive, Box, WebDAV, FTP) • Able to manage main documents separately through bookmark settings. • Support various sorting methods. (Name order / Date order / Size order etc) • Support view function per document format. • Able to search document you need through search function. • Able to use App lock function (via fingerprint, face, password) ■ Note ■ • Homepage : Polarisoffice.com • Facebook : facebook.com/polarisoffice • Youtube : youtube.com/user/infrawareinc • Inquiry : support@polarisoffice.com • Terms and Conditions and Privacy Policy : www.polarisoffice.com/privacy
initial (이니셜)
This app simplifies identity verification and document submission through your mobile device. It allows for the issuance and submission of various identification cards and certificates, streamlining processes like insurance claims and university access.
- Mobile ID and certificate issuance
- Government e-document submission
- Phone damage insurance claims
- Required document submission
- University ID card access
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증명이 필요한 순간! 안전하고 간편하게 initial(이니셜)로 하세요! ■ 모바일 신원증명/전자증명 initial 앱을 통해 다양한 신분증과 증명서를 발급부터 제출까지 간편하게 이용할 수 있어요. - 발급 가능 신분증 : 대학 신분증, 대학 교우증, 진료카드, 노인 일자리 증명, initial 학생증, 혁신공유대학 학생증 - 발급 가능 증명서 : TOEIC/TOEIC Speaking&Writing 성적증명서, 수리비 영수증 및 내역서, 대학 제증명 (재학증명서/성적증명서/졸업증명서/졸업예정증명서), ProDS 자격증, 출입권한증명 ■ 정부 전자문서함 공공기관 증명서를 주민센터 방문 없이 initial로 제출하세요! ■ 휴대폰 파손 보험 청구 서비스 복잡한 휴대폰 수리 증빙 서류를 initial을 이용하여 보험 청구도 쉽게 해결하세요! ■ 구비서류 제출 서비스 고객센터 업무에 필요한 신분증, 주민등록표등본, 기타 서류를 initial로 촬영하여 한번에 제출하세요! ■ 대학 신분증 대학 신분증을 initial로 발급받아 교내 출입은 스마트하게 이용해보세요! [서비스 문의] initial.help@sk.com [접근 권한 안내] - 선택 권한: ㅇ 알림 : 푸시 메시지 수신 사용 ㅇ 카메라 : QR 스캔, OCR/서류/프로필 사진 촬영 ㅇ 사진 : 서류 사진 첨부, 프로필 사진 선택 ㅇ 연락처 : 모두의증명 증명서 발송 * 선택 접근 권한은 해당 기능을 사용 시 허용이 필요하며, 허용하지 않아도 해당 기능 외 서비스 이용이 가능합니다. --- 개발자 연락처 : +8215990011
Screenshots
Verdict
The clearest difference is rating: Polaris Viewer at 4.6 against initial (이니셜)'s 1.8. Polaris Viewer also leads on review sentiment (56% vs 33%) and ratings volume (74 vs 5). initial (이니셜)'s advantage is in-app purchases (none vs 1) and ads (none vs shown). On price 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. Polaris Viewer sells 1 one-off in-app purchase. initial (이니셜) asks for nothing beyond the download.
Polaris Viewer holds the better App Store score, 4.6 against 1.8. That said, the two scores are not equally well evidenced: Polaris Viewer has 74 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 56% of Polaris Viewer's written reviews are positive against 33% of initial (이니셜)'s.
Polaris Viewer ships an update every 3 months, initial (이니셜) every 5 weeks. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.
| Parameter | Polaris Viewer | initial (이니셜) |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (74 ratings) — better | 1.8 (5 ratings) |
| Positive reviews | 56.4% of reviews — better | 33.3% of reviews |
| Number of ratings | 74 — better | 5 |
| Update frequency | Every 3 months | Every 5 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod, Vision Pro — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 177 MB | 129 MB |
| Age rating | 4+ | 4+ |
| Developer | Polaris Office Corp. | SK Telecom |
Customer experience
Polaris Viewer
initial (이니셜)
In-app purchases
Polaris Viewer
- Remove Ads$10.99
initial (이니셜)
No in-app purchases
