Comparison

NAS Reader vs Resilio Sync

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

Resilio Sync

Securely transfer files and back up photos between your devices without using third-party servers. Enjoy unlimited storage and speed, with direct peer-to-peer transfers for privacy and efficiency. Supports all file types across various platforms.

Highlights
  • Private cloud creation
  • Secure direct file transfers
  • Unlimited storage and speed
  • Automatic camera backup
  • Cross-platform device support
  • Selective file syncing
Read full description

Sync is the best way to transfer files between your Mac, PC, NAS, and even server. Create your own private cloud. Connect devices and sync files securely without sending them on third-party servers. We don’t limit your speed or storage space: our technology works especially well with huge files. No storage limits • Sync as much data as you have on your hard drives. Automatic camera backup • Sync will back up photos and videos as soon as you take them. • You can then delete photos from your phone and save space. Direct transfers, no cloud • Your information is never stored on servers in the cloud, so nobody can access it without your permission. • Transfer files directly and fast using peer-to-peer technology (p2p). Any device and platform • Access folders and upload files to your tablet, PC, Mac, NAS, and even server. Supports all file types • Add photos, videos, music, docs, and PDFs from other apps to any of your synced folders. Save space • Selective Sync lets you save only the files you need. To get the best performance and to avoid running up your data charges while syncing folders, we recommend leaving the "Use Cellular Data" setting off. By downloading or using this app, you agree to the Terms of Use: (https://www.resilio.com/legal/terms-of-use), Privacy Policy (https://www.resilio.com/legal/privacy) and End User License Agreement (https://www.resilio.com/legal/eula-sync).

Screenshots

NAS Reader4 screens
Resilio Sync4 screens

Verdict

The call

The clearest difference is review sentiment: Resilio Sync at 78% against NAS Reader's 31%. Resilio Sync also leads on rating (4.5 vs 2.5) and ratings volume (844 vs 2). NAS Reader's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, update cadence, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Resilio Sync holds the better App Store score, 4.5 against 2.5. That said, the two scores are not equally well evidenced: Resilio Sync has 844 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 78% of Resilio Sync's.

UpkeepUpdate frequency

NAS Reader ships an update every 4 months, Resilio Sync every 3 months. The most recent releases landed on September 13, 2026 and September 29, 2026 respectively.

Scorecard5 real differences · 5 level
NAS Reader versus Resilio Sync: the parameters behind the verdict, then further details
ParameterNAS ReaderResilio Sync
PriceFreeFree
Rating2.5 (2 ratings)4.5 (844 ratings) — better
Positive reviews31.3% of reviews77.6% of reviews — better
Number of ratings2844 — better
Update frequencyEvery 4 monthsEvery 3 months — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.411 — better
Further details — not scored
Size24 MB31 MB
Age rating4+4+
DeveloperDigitalArtCorpResilio Inc.

Customer experience

NAS Reader

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

Resilio Sync

All ratings844 ratings
Positive88.5%
Neutral3.6%
Negative7.9%
Written reviews607 reviews
Positive77.6%
Neutral8.2%
Negative14.2%

Bugs and requests

NAS Reader

Not enough reviews yet to summarise bugs or requests.

Resilio Sync

Reported bugs

3 issues
  • Syncing issues after iOS updates
  • Inconsistent behavior when removing folders
  • Camera roll backup not working as expected

Requested features

4 requests
  • Improved iOS integration with Files app
  • Background sync for camera roll backup
  • Built-in media player and gallery view
  • Ability to select and move multiple files at once

In-app purchases

None

NAS Reader

No in-app purchases

None

Resilio Sync

No in-app purchases

Questions

Is NAS Reader free?
NAS Reader is free to download, with no in-app purchases.
Is Resilio Sync free?
Resilio Sync is free to download, with no in-app purchases.
Which has better reviews, NAS Reader or Resilio Sync?
Resilio Sync is rated higher. NAS Reader averages 2.5 out of 5 from 2 ratings, while Resilio Sync averages 4.5 from 844 ratings.
Do NAS Reader or Resilio Sync have ads?
Resilio Sync shows ads; NAS Reader does not.
Which is updated more often, NAS Reader or Resilio Sync?
NAS Reader ships an update every 4 months, and Resilio Sync every 3 months. Most recently, NAS Reader was updated on September 13, 2026 and Resilio Sync on September 29, 2026.

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