Comparison

NAS Reader vs My Cloud OS 5

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

Head to head
About

NAS Reader

Access and view files from network-attached storage (NAS), Dropbox, and FTP servers. Supports common file types like PDFs and images, with options to open files in other applications. Quickly find and access your documents with a clear file and folder listing.

Highlights
  • View files from NAS, Dropbox, and FTP
  • Supports PDF and image files
  • Quick file and folder access
  • Open files in other apps
  • Supports SMB2 protocol
  • Reads photo library
Features
Read full description

The NASReader is a viewer that allows you to view files in NAS (Windows shared folders), Dropbox and FTP server. The NASReader has the following features: - Supports to a file that can be viewed with iOS standard viewer, such as PDF files and image files. - Listed separately, files and folders. Enable quick access to the desired file. - Other than built-in viewer, Supports to "open in other apps" - Supports SMB2 protocol - Supports reading of photo library * It does not correspond to the streaming play of video and music

About

My Cloud OS 5

Organize and back up content from multiple devices to your private network storage. Access, share, and collaborate on files remotely without costly subscriptions. Enjoy an optimized media experience for photos and videos.

Highlights
  • Automatic backups from multiple devices
  • Remote file access from anywhere
  • Easy content sharing and collaboration
  • Organize photos and videos into albums
  • Stream movies and music to devices
Features
Read full description

Introducing My Cloud OS 5 Welcome to our fresh new My Cloud NAS software ecosystem featuring our latest security updates for enhanced data privacy, improved stability and reliability, a modern mobile and web app experience, and improved photo/video viewing and sharing capabilities. My Cloud OS 5 helps you easily back up and organize high volumes of content from multiple computers, smartphones, and tablets on your My Cloud NAS, on your own private network, and without costly subscriptions. Use the mobile or web app to remotely access and share files, photos and videos you save on your My Cloud NAS from anywhere with an Internet connection. COLLECT YOUR CONTENT IN ONE PLACE Set up automatic backups to save content from your multiple devices on your private My Cloud NAS. And with your files, photos, and videos organized in one place on your own network, you can easily streamline access to manage your projects and optimize workflows. ACCESS REMOTELY The My Cloud OS 5 mobile app makes your content available to your smartphone or tablet with an Internet connection, whether you’re at home or away. Stop lugging around external drives when you travel and simply access your important files with your smartphone or tablet. EASY SHARING AND COLLABORATION Easily share content with friends, family, and colleagues, or invite them to access your My Cloud NAS for seamless collaboration. My Cloud OS 5 makes it easy to share high-res photos and videos, a single file, or an entire folder using your smartphone or tablet. OPTIMIZED MULTI-MEDIA EXPERIENCE My Cloud OS 5 delivers a beautiful photo and video viewing experience, so you get the most out of your multi-media library. • Better Photo Viewing and Sharing: Preview RAW and HEIC photos before sending. Create albums to collect and organize photos for projects, special events, or just memories you want to share. Then, you can invite others to view or even add in their own photos. • Sharper Video Sharing: Share high-quality video with friends, family or clients without compromising on resolution. • Smooth Streaming: Download the Twonky Server or Plex Media Server to smoothly stream movies and music playlists stored on your My Cloud NAS to your TV, home entertainment system or mobile device. Key App Features: - Easily back up and organize high volumes of content from multiple smartphones and tablets on your private My Cloud NAS - Remotely access all the content saved on your private My Cloud NAS without costly subscriptions - Share high-res photos and videos, a single file, or an entire folder using your smartphone or tablet - Create an Album so you can easily share photos and videos with colleagues, clients, or family - Smoothly stream movies and music playlists stored on your My Cloud NAS to your mobile device For more information on Western Digital’s Vulnerability Disclosure Policy please visit: https://www.westerndigital.com/support/product-security/vulnerability-disclosure-policy

Screenshots

NAS Reader4 screens
My Cloud OS 54 screens

Verdict

The call

The clearest difference is rating: My Cloud OS 5 at 4.8 against NAS Reader's 2.5. My Cloud OS 5 also leads on ratings volume (16K vs 2) and review sentiment (51% vs 31%). NAS Reader's advantage is iOS requirement (12.4 vs 15.1). On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

My Cloud OS 5 holds the better App Store score, 4.8 against 2.5. That said, the two scores are not equally well evidenced: My Cloud OS 5 has 16K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 31% of NAS Reader's written reviews are positive against 51% of My Cloud OS 5's.

UpkeepUpdate frequency

NAS Reader ships an update every 4 months, My Cloud OS 5 every 2 months. The most recent releases landed on September 13, 2026 and September 30, 2026 respectively.

Scorecard4 real differences · 6 level
NAS Reader versus My Cloud OS 5: the parameters behind the verdict, then further details
ParameterNAS ReaderMy Cloud OS 5
PriceFreeFree
Rating2.5 (2 ratings)4.8 (16K ratings) — better
Positive reviews31.3% of reviews51.2% of reviews — better
Number of ratings216K — better
Update frequencyEvery 4 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.4 — better15.1
Further details — not scored
Size24 MB104 MB
Age rating4+17+
DeveloperDigitalArtCorpWestern Digital Technologies, Inc.

Customer experience

NAS Reader

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews16 reviews
Positive31.3%
Neutral25.0%
Negative43.8%

My Cloud OS 5

All ratings15,536 ratings
Positive95.7%
Neutral2.7%
Negative1.6%
Written reviews291 reviews
Positive51.2%
Neutral8.9%
Negative39.9%

Bugs and requests

NAS Reader

Not enough reviews yet to summarise bugs or requests.

My Cloud OS 5

Reported bugs

4 issues
  • App crashes and login issues
  • Incompatibility with newer iOS versions
  • Unreliable remote connectivity
  • Slow or incomplete file indexing

Requested features

5 requests
  • Ability to download/save files offline
  • Improved file browsing and search
  • Folder-level backup options
  • Better media organization and playback
  • More flexible access and sharing controls

In-app purchases

None

NAS Reader

No in-app purchases

None

My Cloud OS 5

No in-app purchases

Questions

Is NAS Reader free?
NAS Reader is free to download, with no in-app purchases.
Is My Cloud OS 5 free?
My Cloud OS 5 is free to download, with no in-app purchases.
Which has better reviews, NAS Reader or My Cloud OS 5?
My Cloud OS 5 is rated higher. NAS Reader averages 2.5 out of 5 from 2 ratings, while My Cloud OS 5 averages 4.8 from 16K ratings.
Do NAS Reader or My Cloud OS 5 have ads?
Neither NAS Reader nor My Cloud OS 5 shows ads.
Which is updated more often, NAS Reader or My Cloud OS 5?
NAS Reader ships an update every 4 months, and My Cloud OS 5 every 2 months. Most recently, NAS Reader was updated on September 13, 2026 and My Cloud OS 5 on September 30, 2026.

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