Comparison

Synology MailPlus vs Jett

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

Head to head
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
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**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

About

Jett

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Jett is a fast cross platform file transfer app made with simplicity in mind and heavily inspired by LocalSend. Features: - Transfer files in your home network with full speed. - Super minimal UI without unnecessary steps and clicks to send and receive files. - Cross platform app and works across any device.

Screenshots

Synology MailPlus4 screens
Jett4 screens

Verdict

The call

The clearest difference is update cadence: Jett at every 6 days against Synology MailPlus's every 4 months. Jett also leads on device support (4 vs 2) and iOS requirement (15.6 vs 17.0). On price, 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.

UpkeepUpdate frequency

Synology MailPlus ships an update every 4 months, Jett every 6 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

Scorecard3 real differences · 7 level
Synology MailPlus versus Jett: the parameters behind the verdict, then further details
ParameterSynology MailPlusJett
PriceFreeFree
Rating3.8 (19 ratings) — better—
Positive reviews42.5% of reviews—
Number of ratings19 — better—
Update frequencyEvery 4 monthsEvery 6 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod, Mac — better
Requires iOS17.015.6 — better
Further details — not scored
Size100 MB35 MB
Age rating4+4+
DeveloperSynology Inc.Sangam Shrestha

In-app purchases

None

Synology MailPlus

No in-app purchases

None

Jett

No in-app purchases

Questions

Is Synology MailPlus free?
Synology MailPlus is free to download, with no in-app purchases.
Is Jett free?
Jett is free to download, with no in-app purchases.
Do Synology MailPlus or Jett have ads?
Neither Synology MailPlus nor Jett shows ads.
Which is updated more often, Synology MailPlus or Jett?
Synology MailPlus ships an update every 4 months, and Jett every 6 days. Most recently, Synology MailPlus was updated on October 24, 2026 and Jett on October 28, 2026.

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