When comparing Nylas Mail vs Spark, the Slant community recommends Spark for most people. In the question“What are the best e-mail clients for macOS?” Spark is ranked 5th while Nylas Mail is ranked 15th.
Ranked in these QuestionsQuestion Ranking
Pro Great design
Simple, easy to use, easy to learn user interface.
Pro Open Source
You can change it, customize it, and make plugins for it.
Currently there are plugins for GitHub integration, Templates, and Translation, and the potential for many more to come. It's built on top of Chromium so making plugins for it will not only be easy for Chrome app and extension developers, but it means that it has the potential to use Chrome plugins, too.
Pro Dynamic, secure, private
You can use Nylas' servers, or run your own mail server on your own computer.
Pro Works with Exchange accounts
N1 is one of the few 10 Windows Desktop Clients to offer support for a business Exchange email account (the Windows Native Client is one of the few alternatives that also work). It seems that this niche is really dominated by Outlook, and few solutions are available that prioritize it.
Pro Custom quick swipe features
Pro Free snooze options
Pro Robust customization options
Con Some features require a monthly subscription
Con A lot of RAM memory used
This email client uses a lot of RAM (random access memory) - actually using more than Chrome (albeit with a lot of tabs open).
Super slow to sync. not really supported anymore as they're focusing on their API.
- Sends statistical data to several services known for bad privacy policies (Google, Facebook), also there's no way to opt out.
- Automatically creates an acount with the first address entered and subscribes you to their newsletter.
- Stores credentials for your email accounts on their servers.
- Stores your emails on their servers to push them to your devices.
- Server infrastructure seems to be located in the US.
Con Doesn't show the counts of emails next to the folders
- On the Mac platform will show +999 for the folder that contains more than 1000 emails.
- On the iPhone, the platform will not show the counts next to the folder unless they are new emails.
Con Doesn't support many services
Many services such as Spam filters, Pocket, and other apps are not supported.