Synology MailPlus vs QmailClient
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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
QmailClient
Access and manage all your email accounts from your mobile device. Browse, compose, reply, and organize emails stored on your QNAP NAS, even offline. Attach photos directly from your phone to emails.
- Manage multiple email accounts
- Browse emails from QNAP NAS
- Attach photos to emails
- Download attachments for offline reading
- Read, reply, forward, and delete emails
- Offline mail reading capability
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Manage all of your email accounts in the same place ! Connect your email accounts on your QNAP NAS with your iOS mobile devices to get started. Prerequisites: - iOS 16 or above - QNAP NAS running firmware version 4.3.3 or above Features: - Browse the email accounts on the Turbo NAS anytime, anywhere. - Support to attach photo from your mobile when compose mail. - Download your attachments to mobile devices for offline reading. - Easy management: Read, reply, replay, forward, move, flag, mark or delete mails on the Turbo NAS, all via your mobile device. No computer required. - Offline mail reading: QmailClient cache your mail from the Turbo NAS to mobile devices for offline reading.
Screenshots
Verdict
The clearest difference is review sentiment: Synology MailPlus at 43% against QmailClient's 0%. Synology MailPlus also leads on rating (3.8 vs 2.0) and ratings volume (19 vs 6). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Synology MailPlus holds the better App Store score, 3.8 against 2.0. Both are backed by a comparable volume of ratings — 19 and 6 respectively. Written reviews point the same way: 43% of Synology MailPlus's written reviews are positive against 0% of QmailClient's.
Both ship on a similar rhythm, roughly every 4 months. Both last shipped on October 1, 2026.
| Parameter | Synology MailPlus | QmailClient |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (19 ratings) — better | 2.0 (6 ratings) |
| Positive reviews | 42.5% of reviews — better | 0.0% of reviews |
| Number of ratings | 19 — better | 6 |
| Update frequency | Every 4 months | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 100 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Synology Inc. | QNAP Systems, Inc. |
Customer experience
Synology MailPlus
QmailClient
In-app purchases
Synology MailPlus
No in-app purchases
QmailClient
No in-app purchases
Questions
Is Synology MailPlus free?
Is QmailClient free?
Which has better reviews, Synology MailPlus or QmailClient?
Do Synology MailPlus or QmailClient have ads?
Which is updated more often, Synology MailPlus or QmailClient?
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