
StackMail
A self-hosted, unified webmail client. Connect multiple IMAP/SMTP accounts and manage them all in one clean interface.

Atera
NinjaOne
Kaseya VSA
ConnectWise Automate
ManageEngine ServiceDesk Plus
Microsoft Intune
Pulseway
Syncro is a fully-armed PSA + RMM + Remote platform designed specifically for MSPs.
Which is more popular?
Based on our record, Syncro seems to be more popular. It has been mentioned 6 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | mailflow.sh | syncrosecure.com |
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What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
Walkthroughs and reviews on video.
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Syncro Overview Video
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Mailflow.sh and Syncro. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking Mailflow.sh since Aug 2026.
Check out syncromsp.com It works wonders for us. You can set up auto ticket rules based on rules so if you get your voicemails via email, you can forward them to synco and it'll generate tickets. It's got everything else you're asking... Source: almost 5 years ago
I'm the developer of an open-source project called Remotely (https://github.com/lucent-sea/remotely). I'm also an ex-employee of Syncro (https://syncromsp.com/). This post is a request for help to convince Syncro to relinquish any... Source: about 5 years ago
Not everyone is glued to the FB, and being a B2B vendor, perhaps it's time to consider bringing forums/community under syncromsp.com domain? Source: about 5 years ago
When comparing Mailflow.sh and Syncro, you can also consider the following products.

Stackmail is a webmail service whereby you can log in to your emails from any browser at any time!
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Atera is reinventing the world of IT by harnessing AI to power our all-in-one Remote Monitoring and Management (RMM), Helpdesk, Ticketing, and automations platform—streamlining organizational IT management at scale with our proprietary Action AI™.
Compare Atera to Mailflow.sh or Syncro: