Comparison

Varys for Plex vs Calibre Sync

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

Head to head
About

Varys for Plex

Monitor your Plex Media Server's activity and health. View current streams, running conversions, and detailed media information. Manage users, libraries, and server updates with advanced features available in the Pro version.

Highlights
  • Monitor current streams and conversions
  • View detailed media information
  • Manage users and libraries
  • Server update monitoring
  • Real-time server resource monitoring (Pro)
  • Cross-linking to IMDb, TMDb, TVDb
  • Apple Watch app
Read full description

Plex Dash? Compare both apps on features.varys-app.com! Varys for Plex connects to your existing Plex Media Server and gives you easy access to several data. This app requires Plex Media Server v1.15.3 or higher with remote access enabled and working. Please note that most of the features require an active Plex Pass subscription. This app works with servers you are logged in as admin only. Latest version of Plex Media Server is recommended. Free trial of Varys Pro is available! FEATURES - Universal app for iPhone and iPad - App for Apple Watch (requires watchOS 6 or higher) - Easy app linking with Plex Media Server (incl. two-factor auth support) - List of current streams incl. details like user, player, quality, eta - List of running conversions incl. details like transcoding speed and remaining time - Option to terminate streams with optional message - All details to streamed media e.g. summary, file size, bitrate, resolution, audio/video/subtitle tracks, duration, release date, rating, related media and more - Watch history for media items - Cross linking between related media, track/album/artist, episode/season/tv show - Cross linking to the official Plex app (if installed) - Cross linking to IMDb, TMDb and TVDb - Fast server switching (if you own multiple Plex Media Servers) - Plex Media Server console - Dark Mode / Light Mode (requires iOS 13) - Compact mode - Face ID/Touch ID support ADDITIONAL FEATURES OF PRO VERSION - Realtime server CPU / RAM / bandwidth monitoring - Complete user management incl. sending/accepting invites and granting/revoking access to libraries, allow/deny sync, camera upload, plugins, live tv - Plex Media Server update monitoring incl. release notes - Playback history (optionally choose Tautulli as source) - Playback history details (requires separate Tautulli server) - Recently added media - User list incl. playback statistics and filter option - Top played movie/tv show/artist - Statistics graphically represented as charts - List and details of all libraries incl. search and filters with access to all media details without having those streamed - Library size and total duration info - Library statistics - Manual update of libraries - List and manage collections - Change covers and artwork on the go - Authorized devices management - Plex Dance™ - Live TV & DVR guide refresh - Number of current streams as app icon badge - Siri Shortcuts (requires iOS 13) - Huge number of Widgets (requires iOS 14) - Lockscreen Widgets (requires iOS 16) - Today widget for an easy and fast overview of current streams and updates - Dynamic tabs - Multiuser support - Overview over all your servers Varys for Plex is not affiliated with Plex Inc.

About

Calibre Sync

Access and manage your Calibre ebook libraries from various cloud services or wirelessly connect to your desktop. Browse, search, download, and organize your books on your device. Supports multiple libraries and accounts.

Highlights
  • Access Calibre libraries on cloud services
  • Wireless connection to Calibre
  • Supports multiple libraries and accounts
  • Browse, search, and download books
  • Organize books with filters and sorting
  • Send books to Kindle
Features
Read full description

Lifetime support, no extra charge, no subscription fee. Calibre Sync can: - help you access full Calibre libraries on most popular personal cloud services, including Google Drive, Dropbox, Microsoft OneDrive, Box, pCloud, MEGA, iCloud, WebDav, Nextcloud, OwnCloud, and TeraBox - simply the most supported for cloud services. - transform your device to a smart device emulator that connects to Calibre wirelessly. It even supports Calibre libraries on your external storage and from Calibre Content Server or Calibre-web with amazing performance. Move your Calibre libraries to your favourite cloud providers and access those libraries via Calibre Sync to browse, sort, search, download and read books on your device. Calibre Sync also supports multiple libraries across multiple Drive, Dropbox, OneDrive, Box, pCloud, MEGA, iCloud, WebDav, Nextcloud, OwnCloud, and TeraBox accounts simultaneously. Features: - Unlimited Calibre libraries - Wireless connect to Calibre effortlessly as Smart device - Easy switch between multiple libraries across multiple accounts - Automatic check and update libraries when launching the app - Pull, Refresh or Remove a library from Calibre Sync - Support different book list layouts: List - detailed and simple, Grid, and Carousel - View your library statistics - Send books to Kindle with ease - Search across all of your available libraries - Search books by title, authors, and even in comments and custom columns - Filter books on authors, series, tags, language, publishers, formats and in custom columns - Sort libraries by title, author, ratings, and several Date options - ascending and descending - Filter downloaded books - Configuration for each library download location - Support for custom columns in book details view - Quick access to book download and share via slideable list view - Zoom the book cover - Support "swipe from book to book" in book details view - Email or share a copy of downloaded book - Open downloaded book in your book reader application to read a book - View the file size of each book format - Show book identifiers and link to source (like ISBN, Amazon, Google Books, Goodreads, etc) - Dark/light themes - And many more features... To move your Calibre library to cloud services: 1) Open Calibre on your Laptop/PC/Desktop 2) Select "Switch/create library..." from the Calibre menu 3) Select an empty folder on your Cloud drive in "New Location" drop down 4) Select "Move current library to new location", then press OK 5) Wait for cloud sync to complete. 6) Then you are ready to use Calibre Sync. To move your Calibre library to your phone storage, just copy the library directory to your phone storage. Notes: - Calibre Sync is not a reader app. You must install and use one of the many excellent reader apps available. - Only Microsoft OneDrive for Personal accounts (shared) are supported. Please email us if you observe any inconsistencies. - Due to restriction in Box API, Calibre Sync must acquire write permission in order to download files, download is not a read action on Box. Calibre Sync guarantees that it will not perform any write actions against your data in Box cloud account. - Calibre Sync use WebDav API of Nextcloud and OwnCloud services, and it requires case sensitive file system to work properly. Therefore, you must make sure that your libraries are set up on case sensitive file system (Linux, recent MacOS, Windows NTFS with case sensitive enabled). Please leave your reviews and suggestions to help us improve the app. For more information see https://calibresync.bitbucket.io Calibre is © Kovid Goyal - calibre-ebook.com Drive is © Google LLC. Dropbox is © Dropbox inc. OneDrive is © Microsoft Box is © Box inc. pCloud is © pCloud AG Nextcloud is © Nextcloud GmbH OwnCloud is © OwnCloud MEGA is © MEGA iCloud is © Apple Inc TeraBox © Flextech Inc

Screenshots

Varys for Plex4 screens
Calibre Sync4 screens

Verdict

The call

The clearest difference is price: Varys for Plex at Free against Calibre Sync's $4.99. Varys for Plex also leads on rating (4.8 vs 3.9) and review sentiment (89% vs 62%). Calibre Sync's advantage is in-app purchases (none vs 4) and update cadence (weekly vs every 3 weeks). On 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

Varys for Plex is free to download; Calibre Sync costs $4.99 up front. Varys for Plex sells 4 one-off in-app purchases. Calibre Sync asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Varys for Plex holds the better App Store score, 4.8 against 3.9. That said, the two scores are not equally well evidenced: Varys for Plex has 1.4K ratings behind it against 54, so its average is the more settled of the two. Written reviews point the same way: 89% of Varys for Plex's written reviews are positive against 62% of Calibre Sync's.

UpkeepUpdate frequency

Varys for Plex ships an update every 3 weeks, Calibre Sync weekly. Both last shipped on September 24, 2026.

Scorecard8 real differences · 2 level
Varys for Plex versus Calibre Sync: the parameters behind the verdict, then further details
ParameterVarys for PlexCalibre Sync
PriceFree — better$4.99
Rating4.8 (1.4K ratings) — better3.9 (54 ratings)
Positive reviews89.5% of reviews — better62.4% of reviews
Number of ratings1.4K — better54
Update frequencyEvery 3 weeksWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS14.010.0 — better
Further details — not scored
Size69 MB136 MB
Age rating4+4+
DeveloperTobias FonfaraDUONG THUY PHAM

Customer experience

Varys for Plex

All ratings1,417 ratings
Positive97.2%
Neutral0.9%
Negative1.8%
Written reviews256 reviews
Positive89.5%
Neutral4.7%
Negative5.9%

Calibre Sync

All ratings54 ratings
Positive70.4%
Neutral9.3%
Negative20.4%
Written reviews85 reviews
Positive62.4%
Neutral7.1%
Negative30.6%

Bugs and requests

Varys for Plex

Reported bugs

3 issues
  • Restore purchase window keeps appearing
  • Connectivity issues when not on local network
  • Incorrect audio channel detection

Requested features

6 requests
  • GPU usage monitoring
  • DVR recording status
  • Ability to manage users and devices
  • Ability to edit metadata
  • Ability to rate watched content
Show 1 more
  • Support for multiple servers

Calibre Sync

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Varys for Plex

One-time4
  • Coffee Tall$0.99
  • Coffee Grande$2.99
  • Varys Pro$3.99
Show 1 more
  • Coffee Venti$4.99
None

Calibre Sync

No in-app purchases

Questions

Is Varys for Plex free?
Varys for Plex is free to download, with in-app purchases available.
Is Calibre Sync free?
Calibre Sync costs $4.99, with no in-app purchases.
Which has better reviews, Varys for Plex or Calibre Sync?
Varys for Plex is rated higher. Varys for Plex averages 4.8 out of 5 from 1.4K ratings, while Calibre Sync averages 3.9 from 54 ratings.
Do Varys for Plex or Calibre Sync have ads?
Neither Varys for Plex nor Calibre Sync shows ads.
Which is updated more often, Varys for Plex or Calibre Sync?
Varys for Plex ships an update every 3 weeks, and Calibre Sync weekly. Most recently, Varys for Plex was updated on September 24, 2026 and Calibre Sync on September 24, 2026.

Other comparisons