Utilities Windows
Vovsoft PDF Reader for Windows
Read, search and annotate PDFs on Windows with Vovsoft PDF Reader. Fill forms, resume saved reading positions and choose an installer or portable edition; image export requires a paid license.
- Operating system
- Windows 10 and Windows 11
- Architecture
- x86 (32-bit); publisher lists 32-bit and 64-bit Windows support
- Download package
- EXE installer (Inno Setup)
The linked installer is x86 in the WinGet manifest. A portable ZIP is separate. Older-Windows compatibility is disputed by the publisher's own version history; no installation was performed.
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What is Vovsoft PDF Reader?
Vovsoft PDF Reader is a desktop viewer for opening PDF documents, finding text and moving through pages without a large editing workspace. It supports zooming, rotation, full-screen reading and a two-page view. Page thumbnails, added in version 6.0, provide another way to navigate longer documents. Recent-file history and remembered reading positions help when returning to a document.
The publisher also lists text highlighting, annotations, password-protected PDFs and form filling with the option to save a completed form as a new PDF. A separate portable edition can run from a chosen folder or removable drive; the download linked here is the Windows EXE installer.
This is free-to-try software, not unrestricted freeware. The publisher reserves image export and commercial use for licensed users. Its compatibility information also conflicts: the product page lists older Windows releases, while the version history says Windows 10 or later is required from version 4.3. Use Windows 10 or 11 for this entry rather than relying on the older-system listing.
What it offers
- Search PDF text and navigate with page thumbnails, zoom, rotation, full-screen mode or two-page view.
- Highlight selected text and work with PDF annotations.
- Fill PDF forms and save completed forms as new PDF files.
- Reopen recent documents and return to remembered reading positions.
- Open password-protected PDFs; a separate portable edition is also available.
Good to know
- The free trial excludes image export and commercial use; those require a paid license.
- Older-Windows support is inconsistent across publisher pages: the version history requires Windows 10 or later, despite Windows 7 and 8/8.1 still appearing on the product page.
Product images

Sources
References used for this listing. Retrieval dates do not indicate hands-on testing.