I'm an email marketing junkie. If there is a tool out there that can make me better, I've tested it.
Here are some of the free softwares that email marketers should check out.
Check deliverability potential before you send your emails to your list.
Add live countdown timers to your email broadcasts. These are amazing for adding a sense of urgency.
#4 Subject Line
Another free subject line analysis tool.
And one more...
Compress images before sharing them in broadcasts. This will improve open rates and deliverability since heavy emails can cause issues.
The Swiss army knife of software utility tools. There are an endless number of ways you can utilize Zapier in your email marketing.
See what your email broadcasts look like on mobile devices.
PS: I recommend ConvertKit for your actual email marketing software.