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About this app
AyViewer - Document Viewer
A lightweight document viewer that opens PDF, Hangul, Word, Excel, PPT, and even images instantly without conversion
AyViewer is a lightweight and fast document viewer that allows you to open various documents—including PDF, Hangul (HWP/HWPX), Word, Excel, PowerPoint, text, and images—directly within the app without any separate conversion. Simply select a file without complex settings, and it will display it immediately according to its format.
■ All Documents in One App
There is no need to install multiple viewers separately; AyViewer alone is sufficient. It offers broad support for everything from frequently used business documents to Hangul documents.
■ Supported Formats
• PDF (.pdf)
• Hangul (.hwp, .hwpx)
• Word (.doc, .docx)
• Excel (.xls, .xlsx)
• PowerPoint (.pptx)
• Text (.txt)
• Images (.png, .jpg, etc.)
■ Key Features
• View without conversion — Open files directly for quick viewing
• Recent Documents — Gather recently opened documents and reopen them with a single tap
• Open in other apps — Directly connect to 'Open/Share' in file managers, mail, messengers, etc.
• Clean screen — Focus on content on a clean interface
• Image zoom — Check details with pinch zoom
• Notification to open unsupported formats in another app
■ Multilingual Support
Supports major languages including Korean, English, Japanese, Chinese (Simplified/Traditional), Spanish, French, German, Portuguese, Russian, and Arabic. Languages are displayed automatically based on the device language, and on Android 13 or higher, per-app language settings are also available.
** ■ Permission Guide
We request the following permissions for smooth operation, and each permission is used only for the specified purpose.
• Notifications — Display notifications for news, updates, etc.
• Draw over other apps — Provide a quick view window even while using other apps
• Exclude from battery optimization — Reliably receive notifications in the background
You can check the usage on the first screen and manually select to allow permissions.
■ How to Use It
• View contracts attached to emails immediately without installation
• Preview presentation materials (PPT) received before a meeting on your mobile phone
• View official documents written in Korean while on the go
• Zoom in on captured document images to examine them thoroughly
If you need lightweight and fast document viewing, try AyViewer.
Inquiries or suggestions for improvement are always welcome.
A lightweight document viewer that opens PDF, Hangul, Word, Excel, PPT, and even images instantly without conversion
AyViewer is a lightweight and fast document viewer that allows you to open various documents—including PDF, Hangul (HWP/HWPX), Word, Excel, PowerPoint, text, and images—directly within the app without any separate conversion. Simply select a file without complex settings, and it will display it immediately according to its format.
■ All Documents in One App
There is no need to install multiple viewers separately; AyViewer alone is sufficient. It offers broad support for everything from frequently used business documents to Hangul documents.
■ Supported Formats
• PDF (.pdf)
• Hangul (.hwp, .hwpx)
• Word (.doc, .docx)
• Excel (.xls, .xlsx)
• PowerPoint (.pptx)
• Text (.txt)
• Images (.png, .jpg, etc.)
■ Key Features
• View without conversion — Open files directly for quick viewing
• Recent Documents — Gather recently opened documents and reopen them with a single tap
• Open in other apps — Directly connect to 'Open/Share' in file managers, mail, messengers, etc.
• Clean screen — Focus on content on a clean interface
• Image zoom — Check details with pinch zoom
• Notification to open unsupported formats in another app
■ Multilingual Support
Supports major languages including Korean, English, Japanese, Chinese (Simplified/Traditional), Spanish, French, German, Portuguese, Russian, and Arabic. Languages are displayed automatically based on the device language, and on Android 13 or higher, per-app language settings are also available.
** ■ Permission Guide
We request the following permissions for smooth operation, and each permission is used only for the specified purpose.
• Notifications — Display notifications for news, updates, etc.
• Draw over other apps — Provide a quick view window even while using other apps
• Exclude from battery optimization — Reliably receive notifications in the background
You can check the usage on the first screen and manually select to allow permissions.
■ How to Use It
• View contracts attached to emails immediately without installation
• Preview presentation materials (PPT) received before a meeting on your mobile phone
• View official documents written in Korean while on the go
• Zoom in on captured document images to examine them thoroughly
If you need lightweight and fast document viewing, try AyViewer.
Inquiries or suggestions for improvement are always welcome.
Updated on
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
This app may collect these data types
Device or other IDs
Data is encrypted in transit
Data can’t be deleted
What’s new
First Release
