Based on our record, Spark Mail seems to be a lot more popular than Unibox. While we know about 30 links to Spark Mail, we've tracked only 1 mention of Unibox. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
UniBox This is good app, unfortunately, after looking their twitter account, looks like they have stopped the development in 2017. Source: over 2 years ago
Using https://sparkmailapp.com/ for email, where I put in all my email IDs and make it a ritual to finish all email in one go once in the day, I habit bundle the email with coffee always. Source: 6 months ago
Regarding email, I find the Mail app to be adequate for most purposes. However, I do prefer Mimestream on Mac and Spark on iOS for their user interface. Specifically, I find Spark on Mac to be a bit heavy. It is worth noting that I use custom domain email hosted through Apple instead of Gmail. Source: 12 months ago
Apps like Notion,Forest, Veamly orSpark can be useful. Source: about 1 year ago
Nope, I like Spark on MacOS and iOS and the Fastmail web interface on everything else. Source: about 1 year ago
I use Spark Mail. I think it can fulfill all the requirements you listed. Source: about 1 year ago
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