Jo's PDF Text Viewer
Simple PDF & Text Reader
Free · Designed for iPad. Not verified for macOS.
Search PDFs and TXT files, browse outlines and thumbnails, save bookmarks, track progress, and customize text themes—all locally, with no account.
S PDF Viewer is a focused, lightweight reader for PDF and plain-text files. No account is required, and the app does not upload your documents to a server.
IMPORT AND ORGANIZE
• Import PDF and TXT files from the Files app
• Keep documents together in a simple local library
• Sort by Recently Read, Recently Added, or Name
• See reading progress and recent activity
• Remove documents whenever you no longer need them
READ AND NAVIGATE PDFs
• Search the full document and highlight matching results
• Continue from your last-read page
• Jump directly to any page
• Browse document outlines when available
• Navigate with lazy-loading page thumbnails
• Save bookmarks and return to important pages
• Scroll and zoom with PDFKit
READ TEXT COMFORTABLY
• Import plain-text files or open the included sample
• Search the full text and navigate highlighted results
• Turn long text into readable pages
• Save, rename, delete, and revisit text bookmarks
• Jump directly to a page
• Continue from your last reading position after layout changes
PERSONALIZE YOUR READING
• Choose System, Light, Sepia, or Dark themes
• Select System, Serif, Rounded, or Monospaced fonts
• Adjust font size, line spacing, and margins
• Keep your preferred reading setup between sessions
PRIVATE BY DESIGN
• No account
• No subscription
• No advertising or analytics SDKs
• No document upload by the app
• Documents and reading information remain on your device
JS PDF Viewer focuses on comfortable reading, navigation, and privacy without editing tools, cloud accounts, or unnecessary complexity.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Version 1.1 adds major reading and navigation improvements:
• Search entire PDF and TXT documents
• Jump directly to a page
• Browse PDF outlines and page thumbnails
• Save and manage TXT bookmarks
• View reading progress and recent activity in the library
• Sort documents by reading activity, import date, or name
• Choose new text themes and fonts
• Improved VoiceOver, Voice Control, Dynamic Type, contrast, and landscape support
• Additional stability, persistence, and accessibility improvements
The developer, JUNGYUN JO, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- JUNGYUN JO
- Size
- 8 MB
- Category
- Productivity
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPad
Requires iPadOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 JJ Studio