Comparison

JustPDF vs Jo's PDF Text Viewer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

JustPDF

A minimalist PDF reader for local document storage and offline viewing. Import PDFs from various sources into a private library designed for focus. Enjoy a clean, ad-free experience with a one-time purchase for unlimited access.

Highlights
  • Offline PDF reading
  • Private on-device storage
  • Clean PDF viewer
  • No ads
  • No account or cloud dependency
  • Fast access to library
  • One-time purchase
Features
Read full description

JustPDF is a minimalist PDF reader for people who want one simple place for the PDFs that matter. Import PDFs from Files, Mail, Safari, AirDrop, or other apps and keep them stored locally on your device. Read offline, zoom naturally, scroll without clutter, and reopen documents from a quiet private library built for focus. Why people choose JustPDF: • Offline PDF reader • Private on-device storage • Clean PDF viewer with no ads • No account and no cloud dependency • Fast access to your personal PDF library • One-time purchase, no subscription Start free with your first 3 PDFs. When you need more, unlock unlimited imports with a single lifetime purchase. JustPDF is built for reading, not for bloat. If you want a calm, local PDF reader that stays out of your way, this is it.

About

Jo's PDF Text Viewer

Features
Read full description

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

JustPDF4 screens
Jo's PDF Text Viewer4 screens

Verdict

The call

The clearest difference is in-app purchases: Jo's PDF Text Viewer at none against JustPDF's 1. Jo's PDF Text Viewer also leads on iOS requirement (15.0 vs 18.6). JustPDF's advantage is update cadence (every 2 weeks vs every 6 weeks). 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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. JustPDF sells 1 one-off in-app purchase. Jo's PDF Text Viewer asks for nothing beyond the download.

UpkeepUpdate frequency

JustPDF ships an update every 2 weeks, Jo's PDF Text Viewer every 6 weeks. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

Scorecard3 real differences Ā· 5 level
JustPDF versus Jo's PDF Text Viewer: the parameters behind the verdict, then further details
ParameterJustPDFJo's PDF Text Viewer
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 2 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.615.0 — better
Further details — not scored
Size23 MB8 MB
Age rating+44+
DeveloperJohanna HoppeJUNGYUN JO

In-app purchases

1 purchases

JustPDF

One-time1
  • JustPDF Lifetime Unlock$4.99
None

Jo's PDF Text Viewer

No in-app purchases

Questions

Is JustPDF free?
JustPDF is free to download, with in-app purchases available.
Is Jo's PDF Text Viewer free?
Jo's PDF Text Viewer is free to download, with no in-app purchases.
Do JustPDF or Jo's PDF Text Viewer have ads?
Neither JustPDF nor Jo's PDF Text Viewer shows ads.
Which is updated more often, JustPDF or Jo's PDF Text Viewer?
JustPDF ships an update every 2 weeks, and Jo's PDF Text Viewer every 6 weeks. Most recently, JustPDF was updated on October 28, 2026 and Jo's PDF Text Viewer on October 24, 2026.

Other comparisons