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SPECIFICTION
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Kit vs The Newsletter Plugin

Kit

kit.com

The Newsletter Plugin

thenewsletterplugin.com

Side by side

FigureKitThe Newsletter Plugin
Price from$32.50/moFree
Free planYesYes
Free trialYes—
Open source——
WebYesYes
iOSYes—
APIYes—
Self-hosted—Yes
Plans published74
Spec score · Email marketing tools9.2 (#7)7.5 (#140)
Spec score · Email Marketing Software8.9 (#13)7.4 (#148)
Free planYesYes
IntegrationsKit has an App Store where community developers publish integrations, installed through API authorization or third-party OAuth flows.The plugin lists integrations with form builders, WooCommerce, Easy Digital Downloads, membership plugins, event managers, and external email delivery services.
Intended usersKit's site lists artists, authors, bloggers, coaches, course creators, marketers, musicians, newsletter creators, podcasters, and YouTubers among its use cases.The maker describes Essential for artists, nonprofits, clubs, small news sites, and cities; Professional for businesses and digital product sellers; and Agency for web agencies and developers.
SupportFree-plan support is available with requests answered in received order within 24 hours; paid plans advertise email and chat support.Paid licenses include one year of premium support via tickets, while the support site also directs users to a forum and self-service guides.

Plans

Kit

  • NewsletterFree
  • Creator$33 a month
  • Creator$390 a year
  • Pro$66 a month
  • Pro$593 a year
  • FreeFree
  • FreeFree

Kit pricing →

The Newsletter Plugin

  • FreeFree
  • AgencyPrice not published
  • EssentialPrice not published
  • ProfessionalPrice not published

The Newsletter Plugin pricing →

In their own words

Kit

Kit is an email-first operating system for creators, combining audience growth, email publishing, automation, and monetization. Landing pages, newsletter sites, forms, and creator recommendations help attract subscribers. Users can tag and segment subscribers by interests or behavior and personalize messages. A visual automation builder maps audience journeys, although several automation features are excluded from the free plan. Kit supports digital products, subscriptions, paid newsletters, and sponsorships. Its App Store groups integrations for e-commerce, memberships and courses, analytics, CRM, and workflows. API access is available on the Free plan, with API V4 for workflow automation and third-party connections. Kit lists a newsletter website, custom domains, paid subscriptions, unlimited email sending, and a sponsor marketplace. Plans include Free at free, Creator at $33 a month, and Pro at $66 a month. The Free plan supports up to 10,000 subscribers and one basic Visual Automation. A 14-day trial is also listed.

Visit kit.com

The Newsletter Plugin

The Newsletter Plugin has no write-up on Specifiction yet; its figures are above.

Visit thenewsletterplugin.com