Comparison

PDF Watch Viewer vs Ghost Reader

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

Head to head
About

PDF Watch Viewer

Access and read documents like PDFs, Word, and Excel files directly on your Apple Watch. Transfer files from your iPhone for offline viewing, perfect for quick glances during meetings, classes, or on the go without needing your phone.

Highlights
  • Read PDFs, Word, Excel, and text files on Apple Watch
  • Transfer documents from iPhone with one tap
  • Offline viewing without internet connection
  • Zoom and pan with Digital Crown and touch gestures
  • Optimized for compact Watch screen view
  • Privacy-focused, documents stay on devices
Features
Read full description

PDF Watch - Read Your Documents on Apple Watch Send documents from your iPhone to your Apple Watch with one tap and read them page by page right on your wrist. Glance at your files quickly without taking out your phone — in meetings, classes, walks, on the go, while studying, or when your hands are full. SUPPORTED DOCUMENT TYPES • PDF files • Word documents (DOCX) • Excel spreadsheets (XLSX) • Photos (JPEG, HEIC, PNG) • Plain text and notes READING ON THE WATCH • Smooth page-to-page navigation • Zoom with the Digital Crown • Quick double-tap to zoom • Pan and drag to move around the page • Single tap hides controls so you can focus on the document • All pages are stored on the Watch — no internet needed to read WHY PDF WATCH • Convenient access: check documents while your phone stays in your pocket • Works offline: in flight, on the subway, or out of coverage • Compact view: pages are optimized for the Watch screen • Fast transfer: small files reach the Watch in seconds • Privacy first: your documents stay on your devices, never uploaded to a server USE CASES • Glance at speaker notes during a presentation as a teleprompter • Follow meeting agendas and action items • Review formulas, tables, and definitions you find hard to memorize while studying • Practice with vocabulary lists or topic summaries • Keep prescriptions, appointments, or travel info on your wrist • Read articles or chapters during walks and runs • Track shopping lists, to-dos, and daily plans • Follow recipe steps hands-free in the kitchen SUBSCRIPTION PLANS PDF Watch Premium is offered with three options: • Weekly subscription • Yearly subscription • Lifetime access (one-time purchase) Prices are shown in the app and may vary by region. Payment will be charged to your Apple ID account at confirmation of purchase. Your subscription automatically renews unless it is canceled at least 24 hours before the end of the current period; the renewal fee is charged to your account at the end of each period. CANCELING YOUR SUBSCRIPTION You can cancel your subscription anytime in Settings > your Apple ID > Subscriptions on your iPhone. Cancellation takes effect at the end of the current billing period. PRIVACY AND TERMS Privacy Policy: https://pdfapplewatch.com/privacy-policy/ Terms of Use: https://pdfapplewatch.com/term-of-use We're always available for your questions and feedback. Carry your information on your wrist with PDF Watch.

About

Ghost Reader

Features
Read full description

Ghost Reader is your personal document reader for Apple Watch. Transfer your own PDF and Word files from iPhone to Watch in seconds and read them anywhere with no internet connection. The app is built for students, researchers, and professionals who want fast access to their own notes, lectures, manuals, and formulas right on the wrist. KEY FEATURES: - FORMAT SUPPORT: Import PDF or Word (docx). The built-in converter re-flows text for a perfect fit on the watch screen. - SMART JUMP-TO-NUMBER: Enter a number and the app instantly jumps to the matching section based on your chosen keyword. - VECTOR FORMULAS: Mathematical and physics formulas render with perfect clarity, no blurry pixels (MathJax/LaTeX support). - FULL READING CUSTOMIZATION: Change font size (9-24pt), font design (default, rounded, monospaced, serif), spacing, and themes (white, matrix green, retro amber, soft gray). - DARK & LIGHT MODES: Read comfortably in any lighting; invert image colors when needed. - 100% OFFLINE: Once synced, documents are stored on your watch and accessible without a network. - PRIVATE BY DESIGN: No servers, accounts, trackers, or analytics. Your files stay on your devices. Note: For fast synchronization, keep your Apple Watch near your iPhone while transferring files. ALSO: • Share → GhostReader: send PDF, Word and text straight from Files, Safari or Mail • Paste text from the clipboard and read it on your watch in seconds • Continue where you left off: the watch remembers your screen in every document • iCloud sync: your library appears on all your devices (optional, private to your Apple Account) • Siri and Shortcuts: “Continue reading in GhostReader”, open a document by name, send everything to the watch • Discreet clock: switch the document to a plain clock and back with Double Tap or a long press • Support for .txt and .md files

Screenshots

PDF Watch Viewer4 screens
Ghost Reader4 screens

Verdict

The call

The clearest difference is in-app purchases: Ghost Reader at none against PDF Watch Viewer's 4. PDF Watch Viewer's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. PDF Watch Viewer sells 4 in-app purchases, starting at $7.99 per 7 days. Ghost Reader asks for nothing beyond the download.

UpkeepUpdate frequency

PDF Watch Viewer ships an update every 11 days, Ghost Reader every 3 weeks. Both last shipped on October 31, 2026.

Scorecard2 real differences · 8 level
PDF Watch Viewer versus Ghost Reader: the parameters behind the verdict, then further details
ParameterPDF Watch ViewerGhost Reader
PriceFreeFree
Rating4.9 (13 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings13 — better—
Update frequencyEvery 11 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, Apple Watch
Requires iOS15.0 — better17.0
Further details — not scored
Size41 MB23 MB
Age rating4+4+
DeveloperOBZENA LLCTrofim Panasik

In-app purchases

4 purchases

PDF Watch Viewer

Subscriptions3
  • Weekly Pro$7.997 Days
  • Monthly Premium$17.991 Month
  • Yearly Access$29.991 Year
One-time1
  • Lifetime Access$59.99
None

Ghost Reader

No in-app purchases

Questions

Is PDF Watch Viewer free?
PDF Watch Viewer is free to download, with in-app purchases available.
Is Ghost Reader free?
Ghost Reader is free to download, with no in-app purchases.
Do PDF Watch Viewer or Ghost Reader have ads?
Neither PDF Watch Viewer nor Ghost Reader shows ads.
Which is updated more often, PDF Watch Viewer or Ghost Reader?
PDF Watch Viewer ships an update every 11 days, and Ghost Reader every 3 weeks. Most recently, PDF Watch Viewer was updated on October 31, 2026 and Ghost Reader on October 31, 2026.

Other comparisons