Content rating
Everyone
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Content rating
Everyone
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About this app

Viewer Mania is a document viewer that allows you to open Hangul, PDF, Word, Excel, and PowerPoint files directly on your mobile phone. Check your work documents, contracts, official letters, and presentation materials all in one place without the need to switch between apps.

Viewer Mania 【Supported Formats】

• Hangul Documents: HWP, HWPX

• PDF

• Microsoft Office: Word (DOCX), Excel (XLSX · Older XLS), PowerPoint (PPTX)

• Text, CSV

【Reading and Organizing】

• Resume viewing from your last opened document and where you left off

• Organize documents by creating folders in My Library

• Quick search using title or initial consonant search

• Open document files via links

【Viewing Documents】

• Organizes and displays table of contents, key points, and terms even without an internet connection

• AI summaries only send document content if you click the button and agree

• Once received, summaries are saved on your phone and will not send the same document again

【My Links】

• Save links to YouTube, news, and reference materials to view later

• Displays thumbnails and titles together for easy searching later

【Recommended for】

• Those who need to immediately check Hangul or PDF files received via KakaoTalk or email

• Those who frequently need to open Excel or Word documents while on business trips or traveling For those who want to quickly grasp the key points of contracts and official documents

Read documents more simply with Viewer Mania
Open Hangul, PDF, Word, and Excel files instantly, and save AI summaries and links all in one place.
Updated on
Oct 13, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection

What’s new

업데이트
Content rating
Everyone
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App support

Phone number
+821030393837
About the developer
피앤엘코리아
contact@heartlinktoday.com
대한민국 18238 경기도 화성시 수노을1로 236 607동 1303호 (새솔동,송산그린시티반도유보라아이비파크)
+82 10-3039-3837