ReadPup vs Jo's PDF Text Viewer
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
ReadPup
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ReadPup reads web pages aloud. Perfect for articles, novels, and language learning. HOW TO USE: 1. Open any browser (Safari, Chrome, Edge, Firefox) 2. Navigate to any article or novel 3. Tap Share, then select ReadPup 4. Tap Play to listen! FEATURES: - Text-to-speech for any webpage - Auto-continue to next chapter - Supports English, Chinese (Simplified and Traditional) - Background playback PREMIUM - BILINGUAL MODE: Learn while you listen! Each sentence is read in the original language, then translated. Perfect for language learners.
Jo's PDF Text Viewer
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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.
Screenshots
Verdict
The clearest difference is in-app purchases: Jo's PDF Text Viewer at none against ReadPup's 1. Jo's PDF Text Viewer also leads on iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. ReadPup sells 1 one-off in-app purchase. Jo's PDF Text Viewer asks for nothing beyond the download.
| Parameter | ReadPup | Jo's PDF Text Viewer |
|---|---|---|
| Price | Free | Free |
| Update frequency | ā | Every 6 weeks |
| Ads | No | No |
| In-app purchases | Yes | No ā better |
| Devices | iPhone, iPad | iPhone, iPad, iPod ā better |
| Requires iOS | 17.0 | 15.0 ā better |
| Further details ā not scored | ||
| Size | 4 MB | 8 MB |
| Age rating | 17+ | 4+ |
| Developer | Chitung Chi | JUNGYUN JO |
In-app purchases
ReadPup
- Premium - Bilingual Mode$2.99
Jo's PDF Text Viewer
No in-app purchases








