Our enhanced A/B subject line testing gives Creator Pro creators the power to test five variations instead of only two.

When you have a big email list, each percentage of improvement can translate to thousands more readers engaging with your content. Test different tones, approaches, and messaging simultaneously to discover exactly what makes your subscribers click, gaining advanced insights every time you send an email.

Test new subject lines

Craft the perfect subject line with just one click. Our AI subject line tool helps you find winning phrases and run A/B tests to boost your open rates. Available on all paid plans—and creators on free plans get five tries on us.

Try AI-powered subject lines in your next email

The Kit App Store just got even better with three new apps designed to save you time and extend what's possible. From course creation to custom fonts, these apps help you work smarter—not harder—all within Kit.

• Create free courses effortlessly with TeachKit as a freebie to grow your email list without the technical hassle.
• Food bloggers, meet Crumbs! An alternative way to easily build your RSS emails by dropping your blog link and automatically transform your recipes into customizable newsletters.
• Maintain your visual identity by using your brand’s Custom Fonts in every email.

Go to our Kit App Store to explore more options and install these new apps to save time.

No more wondering who’s helping grow your list—now, it’s easier than ever to see your newest supporters and take action.

A new Recent Recommendations section at the top of your Recommending Me page highlights creators who have recently recommended your newsletter. Instantly recommend them back with one click—no need to scroll or search.

If a creator isn’t the right fit, you can dismiss recommendations to keep your list focused. Visit your Recommending Me page to see your newest recommendations and start growing together.

With one click, you can now dismiss creator recommendations that don't match your audience or goals. Each dismissal makes room for fresh, relevant suggestions, helping you focus on connections that matter.

Go to your Recommendations and curate your creator connections.

We’ve made it easier to discover and connect with fast-growing creators in the Creator Network. Now when you visit the Discover page, you’ll see:

• A blue ring highlighting creators whose subscriber growth is trending up
• Growth status based on recent performance in their list size category
• Your own growth status (just search for yourself on the Discover page and check for a blue ring)

The Growing Fast status helps you quickly find creators experiencing momentum—so you can recommend newsletters that resonate with your audience and get discovered when you're growing, too. See which creators are trending.

No more wondering who's helping grow your list—now it’s easier than ever to return the love to creators recommending your newsletter and see all your supporters in one place.

• On the Recommending me page, you can now hover over the Recommending status to access a one-click option to recommend those creators back.
• On the Discover page, there’s a new section showing all the creators recommending your newsletter. Learn about their content and audience, and easily recommend them to build mutual growth opportunities.

Visit the Recommending me or the Discover page to view your supporters and start building genuine creator connections that help both your audiences grow.

Our new attribution export gives you a more complete view of how subscribers find you—from referral sources to campaign specifics—all in one report. Use these six key data points to refine your strategy and grow your audience more effectively:

• Referral source
• UTM sources
• UTM medium
• UTM campaign
• UTM term
• UTM content

With attribution fields on your exported subscriber, landing page, and forms reports, you have a clear, comprehensive way to understand which acquisition channels perform best.

Head to your Subscribers page or your Landing Page/Forms page to download and sort a subscriber list and optimize your marketing efforts with confidence.

Meet readers who already want what you create in the Creator Network. Smart Recommendations puts your newsletter in front of subscribers who match your ideal audience. Here's how it works once you join the Creator Network:

• You are automatically recommended to new audiences from similar creators
• Your newsletter appears on their subscription forms
• Their new subscribers discover your content
• Your list grows with engaged readers

Every Kit customer on a paid plan in the Creator Network gets a reserved spot in this network. No swiping or setup needed—Smart Recommendations runs automatically, growing your audience while you focus on creating.

To see who's behind Smart Recommendations, visit the “Recommending me” page and click on the Smart Recommendations line. Track your growth at a glance with views, subscribers, and conversions all in one place.

See how Smart Recommendations is working for you.

New apps in the Kit App Store just dropped! These new apps are all about saving you time in your workflows and amplifying your work:

• Install Whatsdash to create a custom dashboard with all the synced data from your Kit account—see your data you way.
• Calling all food bloggers—use Spillt to take your current site and create a premium, ad-free experience for paying subscribers.
• Attention authors! Seamlessly create your website with Author Websites by BookBub—import book details with ease and have an email capture form synced directly with Kit.

Ready to create faster today? Install Kit's newest apps today.