Relevance #1 email goal


.get 30% more opens and 50% higher CTR

That’s according to Marketing Sherpa’s Benchmark Guide sighting list segmentation as a significant way to improve email campaign performance. 58% of people surveyed said they unsubscribe or delete email due to lack of relevance.

.list segmentation is key

Why? Because the list defines your audience and engaging them with relevant content is always your goal.


Your email provider has everything you need to produce great campaigns, but has limited list management. This is where calc{list}® takes over.

.unlock your treasure

Yes, a treasure of new lists with each campaign! Capturing opens, clicks, bounces, etc. is a great way to build knowledge about your customers and better segment lists.


Only calc{list}® gives you the tools necessary to easily manage all these lists.

Easy List Management


Drag & Drop makes it so easy
Segment and combine lists
Automate your lists
Organize campaign lists
 One-Click list synchronization
  Share lists with others
    Patented calculating lists

From the Experts!

Top Reason for Email Unsubscribe

If you think your prospects are simply overwhelmed with inbox clutter and that's why they're not reading your lead nurturing emails, you may be suffering from disillusion...

6 Great Ways to Segment

Relevance drives conversion! How relevant your message or offer is to the recipient determines how likely it is they will respond...

How to Get Started with Personas

Here is a look at how to use calc{list} to get started with persona-based marketing. Use lists to track and organize persona types and needs...

Making Customers Love Us

Day two of MediaPost’s Email Insider Summit kicked off with a keynote by Mike Bloxhamin which he reminded attendees that we’re all social animals, hard-wired to communicate...

Senior Moment in Email Marketing

It was then I realized why we were at the movies in the first place. I had received an email from the theater with a special $4.00 off coupon, which I had forgotten about...

Segment to Boost Email Results

Fact is that most email marketing programs don’t work as well as they could, and many leave significant revenue on the table...

See how easy it is to make a follow-up list of those that did not open your email.