OpenViewer
PDF, HWP, Word document viewer
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Free
With Ads
About
OpenViewer is a lightweight viewer for all standard document formats.
[Supported formats]
PDF · HWP · DOCX · XLSX · PPTX · EPUB · TXT · Images
[Key features]
• Fast launch
• Dark mode
• Recent files + favorites
• 100% on-device processing
• Native HWP support for Korean documents
[Why OpenViewer?]
- No in-app purchases
- No account required
- Ad-supported (no ads inside viewer)
- English, Korean, Japanese UI
Contact: wowpia0127@gmail.com
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What's New in OpenViewer
1.0.20
August 10, 2026
What's new • HWP text preview — read Korean HWP documents directly in the app • XLSX & DOCX viewers work fully offline (no internet required) • Latest iOS SDK and stability improvements Still 100% free · no account · everything stays on your device.
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