PDF Watch Viewer vs Nano Notes
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PDF Watch Viewer
View PDF documents directly on your Apple Watch without needing your iPhone. Easily transfer files from your web browser, iCloud, email, or messaging apps to your wrist for convenient access.
- View PDFs on Apple Watch
- Transfer files from iPhone
- Add PDFs from web browser
- Add PDFs from iCloud
- Add PDFs from email/messenger
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► PDF Watch Viewer ◄ Leave your iPhone in your pocket and view your PDF directly to your wrist. PDF Watch Viewer allows you to share files between iPhone and Apple Watch. You can add your PDF from your web browser, from your iCloud or opening it from your email, social or messenger. With this app you will be able to see your PDF on your Apple Watch. No need your iPhone connected once your PDF has been sent. PDF Watch Viewer, have all your PDF on your wrist!
Nano Notes
Capture thoughts and ideas instantly with a simple note-taking tool. Access and review your notes conveniently on your Apple Watch.
- Quick note creation
- Apple Watch access
- Simple interface
- Instant synchronization
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Take quick notes, and read them on your Apple Watch!
Screenshots
Verdict
The clearest difference is review sentiment: Nano Notes at 83% against PDF Watch Viewer's 13%. Nano Notes also leads on rating (4.8 vs 1.8) and in-app purchases (none vs 1). PDF Watch Viewer's advantage is update cadence (every 2 months vs every 3 months). On price, ratings volume, 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
Both are free to download. PDF Watch Viewer sells 1 one-off in-app purchase. Nano Notes asks for nothing beyond the download.
Nano Notes holds the better App Store score, 4.8 against 1.8. Both are backed by a comparable volume of ratings — 51 and 150 respectively. Written reviews point the same way: 13% of PDF Watch Viewer's written reviews are positive against 83% of Nano Notes's.
PDF Watch Viewer ships an update every 2 months, Nano Notes every 3 months. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.
| Parameter | PDF Watch Viewer | Nano Notes |
|---|---|---|
| Price | Free | Free |
| Rating | 1.8 (51 ratings) | 4.8 (150 ratings) — better |
| Positive reviews | 13.0% of reviews | 83.3% of reviews — better |
| Number of ratings | 51 | 150 — better |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Stefano Russello | Vincent Tourraine |
Customer experience
PDF Watch Viewer
Nano Notes
Bugs and requests
PDF Watch Viewer
Not enough reviews yet to summarise bugs or requests.
Nano Notes
Reported bugs
7 issues- App crashes
- Notes disappear after watch restart
- Notes not syncing between iPhone and iPad
- Blank screen when opening notes on phone app
- Cannot delete a note from the Apple Watch without phone interaction and watch restart
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- Notes deleted when Apple Watch turned off and on
- Notes not showing on Apple Watch
Requested features
10 requests- Add more object types (tables, drawings)
- Add complication shortcut to watch face
- Enable typing on the Watch
- Add iCloud syncing
- Add ability to edit/delete/add notes from Apple Watch
Show 5 moreShow fewer
- Add spell check
- Enable microphone dictation on Apple Watch
- Support for shortcuts (share notes to app)
- Pin notes to avoid reordering
- Automatic iCloud synchronization
In-app purchases
PDF Watch Viewer
- Unlimited PDF$1.99
Nano Notes
No in-app purchases
Questions
Is PDF Watch Viewer free?
Is Nano Notes free?
Which has better reviews, PDF Watch Viewer or Nano Notes?
Do PDF Watch Viewer or Nano Notes have ads?
Which is updated more often, PDF Watch Viewer or Nano Notes?
Other comparisons
