Comparison

ASUS WebStorage vs Synology MailPlus

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

Head to head
About

ASUS WebStorage

Access and manage your files across devices from the cloud. Automatically back up mobile photos, share files with granular permissions, and free up device storage. Your data is secured with financial-grade protection.

Highlights
  • Centralized cloud file management
  • Automatic mobile photo backup
  • Secure file sharing with access control
  • Free up mobile device storage
  • Financial-grade data security
Features
Read full description

Your files on different devices are centrally managed on cloud, and you can easy access them anytime and anywhere when you are not around your PC. Let’s store anything wonderful in your life on WebStorage from now on! - You can free choice that your photos on mobile devices will be saved to WebStorage by automatic uploading. - A complete sharing mode provides different levels of access authorization and comment functions to facilitate easy exchange of files. - Files can be uploaded to WebStorage to save the storage space of your mobile devices and help it run more smoothly. - All your data stored on WebStorage are absolutely secure no matter what happens to your devices. - The data security level as high as that required by international financial organizations ensures perfect data protection. 【Recommendation】 In order to enjoy a more complete user experience provided by WebStorage, please install the cloud application of WebStorage on your desktop, laptop, tablet, etc.

About

Synology MailPlus

Manage your emails efficiently on mobile with intuitive swipe gestures and quick-reply templates. Organize messages, attach files, and search with advanced features. Requires a Synology NAS and MailPlus server.

Highlights
  • Swipe gestures for quick actions
  • Quick-reply templates
  • Compose and attach files
  • Create mailboxes and labels
  • Advanced search
  • Offline cache for attachments
  • Customizable unread badge
Features
Read full description

**You must own a Synology NAS to run this app, and be running the MailPlus to get the complete set of features** Composing emails or replying to messages on mobile devices can be a hassle. With the intuitive design of MailPlus, you can accomplish more with less effort. Organize your emails right in the palm of your hand. The swipe gestures allow you to quickly apply desired actions to your emails. Quick-reply templates save repeated keystrokes and make your reply even more efficient. With MailPlus, managing emails is only a few taps or swipes away. With MailPlus for iPhone/iPad, you can: -Compose an email and enrich the content with built-in emoticons -Attach files on your mobile device to the message -Create mailboxes and labels -Customize swipe gestures -Use quick-reply templates to reply to emails efficiently -Share browser content with your friends via MailPlus -Customize the unread email badge to only show notifications for certain labels and mailboxes -Find emails efficiently with advanced search -Offline cache stores previously viewed attachments and images for you to browse later even without Internet connection -Supports HTTPS for secure connection -All features are available with DSM 6.0 and MailPlus 1.2.0 running on Synology DiskStation

Screenshots

ASUS WebStorage4 screens
Synology MailPlus4 screens

Verdict

The call

The clearest difference is in-app purchases: Synology MailPlus at none against ASUS WebStorage's 7. Synology MailPlus also leads on rating (3.8 vs 3.4) and review sentiment (43% vs 16%). ASUS WebStorage's advantage is update cadence (every 6 weeks vs every 4 months) and iOS requirement (12.0 vs 17.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ASUS WebStorage sells 7 in-app purchases, starting at $2.49 per month. Synology MailPlus asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Synology MailPlus holds the better App Store score, 3.8 against 3.4. Both are backed by a comparable volume of ratings — 27 and 19 respectively. Written reviews point the same way: 16% of ASUS WebStorage's written reviews are positive against 43% of Synology MailPlus's.

UpkeepUpdate frequency

ASUS WebStorage ships an update every 6 weeks, Synology MailPlus every 4 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

Scorecard6 real differences · 4 level
ASUS WebStorage versus Synology MailPlus: the parameters behind the verdict, then further details
ParameterASUS WebStorageSynology MailPlus
PriceFreeFree
Rating3.4 (27 ratings)3.8 (19 ratings) — better
Positive reviews16.0% of reviews42.5% of reviews — better
Number of ratings27 — better19
Update frequencyEvery 6 weeks — betterEvery 4 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better17.0
Further details — not scored
Size35 MB100 MB
Age rating4+4+
DeveloperASUS Cloud CorporationSynology Inc.

Customer experience

ASUS WebStorage

All ratings27 ratings
Positive51.9%
Neutral11.1%
Negative37.0%
Written reviews362 reviews
Positive16.0%
Neutral12.7%
Negative71.3%

Synology MailPlus

All ratings19 ratings
Positive63.2%
Neutral21.1%
Negative15.8%
Written reviews80 reviews
Positive42.5%
Neutral25.0%
Negative32.5%

Bugs and requests

ASUS WebStorage

Reported bugs

15 issues
  • Login screen spinning indefinitely
  • App crashes immediately after opening
  • Password validation errors despite correct credentials
  • Two-step authorization code not received on iPad
  • Files disappearing or not syncing properly
Show 10 more
  • Upload failures and incomplete transfers
  • App unresponsiveness when switching between apps
  • Duplicate folder creation during sync interruptions
  • Landscape orientation not working on iPad
  • File download errors
  • Shared folder crashes
  • Incorrect file display when opening
  • App incompatible with stated iOS versions
  • Connection timeout errors
  • Backup feature constantly failing

Requested features

11 requests
  • Automatic photo/video backup without manual uploads
  • Biometric login (Face ID/Touch ID)
  • Customizable sort options (date, alphabetical, reverse order)
  • Background upload capability
  • Better video player functionality
Show 6 more
  • File sharing integration with other iOS apps
  • Music/MP3 player support
  • Landscape mode support on iPad
  • Improved app responsiveness and performance
  • Connection to home network and USB drives
  • Set and forget automatic sync functionality

Synology MailPlus

Not enough reviews yet to summarise bugs or requests.

In-app purchases

7 purchases

ASUS WebStorage

Subscriptions6
  • WebStorage 200G For 1 Month1 Month trial$2.491 Month
  • WebStorage 1TB For 1 Month1 Month trial$3.491 Month
  • WebStorage 2TB For 1 Month1 Month trial$6.991 Month
Show 3 more
  • WebStorage 200G For 1 Year1 Month trial$21.991 Year
  • WebStorage 1TB For 1 Year1 Month trial$33.991 Year
  • WebStorage 2TB For 1 Year1 Month trial$67.991 Year
One-time1
  • Webstorage 50GB$49.99
None

Synology MailPlus

No in-app purchases

Questions

Is ASUS WebStorage free?
ASUS WebStorage is free to download, with in-app purchases available.
Is Synology MailPlus free?
Synology MailPlus is free to download, with no in-app purchases.
Which has better reviews, ASUS WebStorage or Synology MailPlus?
Synology MailPlus is rated higher. ASUS WebStorage averages 3.4 out of 5 from 27 ratings, while Synology MailPlus averages 3.8 from 19 ratings.
Do ASUS WebStorage or Synology MailPlus have ads?
Neither ASUS WebStorage nor Synology MailPlus shows ads.
Which is updated more often, ASUS WebStorage or Synology MailPlus?
ASUS WebStorage ships an update every 6 weeks, and Synology MailPlus every 4 months. Most recently, ASUS WebStorage was updated on October 29, 2026 and Synology MailPlus on October 24, 2026.

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