Based on our record, Plan should be more popular than Unlayer. It has been mentiond 3 times since March 2021. 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.
Before that we had some luck using RazorLight, but we did all email templates in an editor Unlayer, exported the html and made a layout and view files. Source: about 1 year ago
There's an app called Plan that I personally use to keep track of the To Do list of my projects. I'm pretty sure one task can be put in two days as well. You can drag your task into the calendar. Source: over 1 year ago
I use Plan - https://getplan.co/login - because it integrates with other calendar apps, you can just drag and drop tasks into any free time slots in your day. Source: over 2 years ago
I would take a look at Plan (free), Hourstack (paid) or Sunsama (paid). Source: over 2 years ago
MJML - The open source framework for responsive emails
Todoist - Todoist is a to-do list that helps you get organized, at work and in life.
Stripo - Stripo is an all-in-one email design platform. We enable our clients to build emails of any complexity, including interactive AMP emails, really fast and easy.
Remember The Milk - Remember The Milk is a task and time management application for mobile devices.
BeeFree.io - Bee is MailUp's drag-&-drop editor for responsive design emails.
Outplanr - Turn your to-do list into a real work plan