Companies Using Kit (formerly ConvertKit)
Kit (formerly ConvertKit) is an email marketing and audience growth platform built for content creators — bloggers, podcasters, and online course instructors. Kit offers visual automation, landing pages, and commerce tools to help creators earn a living online.
We detected 14,721 customers using Kit (formerly ConvertKit) and 7,317 companies enriched with company data and generated the page insights. The most common industry is Professional Training and Coaching (11.56%) and the most common company size is 1-10 employees (93.9%). We also know of 25,250 sites that have used Kit (formerly ConvertKit) previously.
Published Feb 26, 2026 · Updated Feb 26, 2026 · Data analysed on February 26, 2026.
Kit (formerly ConvertKit) Usage Statistics
Kit (formerly ConvertKit) has grown steadily since its founding in 2013, reaching a peak of 14,782 active domains in March 2025. Growth accelerated significantly during 2020–2021, coinciding with the creator economy boom and pandemic-driven shift to online content businesses. The platform saw a 10x increase from ~1,500 active domains in late 2019 to over 14,000 by early 2025.
List of Companies Using Kit (formerly ConvertKit)
Our verified company list includes a diverse range of organizations — from tech giants like Adobe and GitHub to creator-focused platforms like Teachable, Circle, and Maven. The presence of Zapier and Calendly highlights Kit's popularity among SaaS and productivity companies.
Download all 14,721 Kit (formerly ConvertKit) customers with full company data, or create a signal to track when companies start or stop using Kit (formerly ConvertKit).
| Company | Detection URL | Domain | Country | Industry | Employees | Type | Founded | |
|---|---|---|---|---|---|---|---|---|
| new.express.adobe.com | adobe.com | United States | Software Development | 10001+ | Public Company | 1982 | https://linkedin.com/company/adobe | |
| psykiatrienshus.aalborg.dk | aalborg.dk | Denmark | Civic and Social Organizations | 10001+ | Government Agency | 2014 | https://linkedin.com/company/aalborg-kommune | |
| github.com | github.com | United States | Software Development | 501-1000 | Privately Held | 2008 | https://linkedin.com/company/github | |
| teacherspayteachers.com | teacherspayteachers.com | United States | Technology, Information and Internet | 51-200 | Privately Held | 2006 | https://linkedin.com/company/teacherspayteachers-com | |
| ukg.com | ukg.com | United States | Software Development | 5001-10000 | Privately Held | 1977 | https://linkedin.com/company/kronos | |
| makerpad.zapier.com | zapier.com | United States | Software Development | 501-1000 | Privately Held | 2011 | https://linkedin.com/company/zapier | |
| accel.com | accel.com | United States | Venture Capital and Private Equity Principals | 51-200 | Partnership | 1983 | https://linkedin.com/company/accel-vc | |
| form.jotform.com | jotform.com | United States | Software Development | 201-500 | Privately Held | 2006 | https://linkedin.com/company/jotform | |
| calendly.com | calendly.com | United States | Software Development | 501-1000 | Privately Held | 2013 | https://linkedin.com/company/calendly | |
| cemair.co.za | cemair.co.za | South Africa | Aviation & Aerospace | 201-500 | Privately Held | 2005 | https://linkedin.com/company/cemair |
Show all 27 companies (17 more)
| Company | Detection URL | Country | Industry | Employees | Type | Founded | ||
|---|---|---|---|---|---|---|---|---|
| teachercareercoach.com | teachercareercoach.com | United States | E-Learning Providers | 1-10 | Self-Owned | 2018 | https://linkedin.com/company/teacher-career-coach | |
| w3.org | w3.org | United States | Non-profit Organizations | 11-50 | Nonprofit | 1994 | https://linkedin.com/company/w3c | |
| convertkit.e2msolutions.com | e2msolutions.com | United States | Software Development | 201-500 | Privately Held | 2012 | https://linkedin.com/company/e2m-solutions | |
| caringforfamilies.dcids.org | dcids.org | United States | Hospitals and Health Care | 501-1000 | Nonprofit | 1972 | https://linkedin.com/company/dci-donor-services | |
| authenticity-u.teachable.com | teachable.com | United States | Software Development | 51-200 | Privately Held | 2014 | https://linkedin.com/company/teachable | |
| herd.laravel.com | laravel.com | United States | Software Development | 11-50 | Privately Held | 2011 | https://linkedin.com/company/laravel | |
| circle.so | circle.so | United States | Technology, Information and Internet | 51-200 | Privately Held | 2019 | https://linkedin.com/company/circleco | |
| maven.com | maven.com | — | E-Learning Providers | 11-50 | Privately Held | 2021 | https://linkedin.com/company/maven-hq | |
| whop.com | whop.com | United States | Software Development | 11-50 | Privately Held | 2021 | https://linkedin.com/company/whop-io | |
| training.altschoolafrica.com | altschoolafrica.com | Rwanda | Higher Education | 1-10 | Educational | 2021 | https://linkedin.com/company/altschoolafrica | |
| bitcot.com | bitcot.com | United States | Software Development | 201-500 | Privately Held | 2011 | https://linkedin.com/company/bitcot | |
| careers.terakeet.com | terakeet.com | United States | Marketing Services | 201-500 | Privately Held | 2001 | https://linkedin.com/company/terakeet | |
| tealhq.com | tealhq.com | United States | Software Development | 11-50 | Privately Held | 2019 | https://linkedin.com/company/tealhq | |
| webflow-dev.orangetheory.com | orangetheory.com | Canada | Wellness and Fitness Services | 501-1000 | Privately Held | 2012 | https://linkedin.com/company/orangetheory-fitness-canada | |
| realestatecareermn.com | realestatecareermn.com | United States | Real Estate | 201-500 | Privately Held | 2007 | https://linkedin.com/company/kwmaplegrove | |
| 1181-info.systeme.io | systeme.io | Ireland | Technology, Information and Internet | 51-200 | Privately Held | 2017 | https://linkedin.com/company/getsystemeio | |
| neterra.net | neterra.net | Bulgaria | Telecommunications | 51-200 | Privately Held | 1996 | https://linkedin.com/company/neterra |
Showing 10 of 27 companies — expand above to see all
Kit (formerly ConvertKit) Customers by Country
The United States dominates Kit adoption with 53% of all matched customers, followed by the United Kingdom (7.5%) and Canada (5.9%). Together, English-speaking countries account for over 70% of the user base, reflecting Kit's strong position in the English-language creator economy.
Kit (formerly ConvertKit) Market Share & Overview
Kit holds 1.02% market share in the marketing automation category, ranking #21 among 50+ tracked technologies. While modest in absolute terms, this reflects Kit's focused positioning as a creator-first tool rather than a general-purpose marketing platform.
Top Competitors by Market Share
Kit (formerly ConvertKit) Customers by Company Size & Age
Kit's user base is overwhelmingly composed of micro-businesses — a striking 93.9% of customers have 1-10 employees. This is the most micro-business-skewed distribution among all marketing automation tools we track, confirming Kit's position as the go-to email platform for solo creators and small teams.
Company Size Distribution
Company Age (Founded Decade)
Kit (formerly ConvertKit) Customers by Industry
Professional Training and Coaching is the dominant industry at 11.56%, followed by Business Consulting (7.69%) and Wellness & Fitness (5.64%). This top-3 profile perfectly reflects Kit's creator and knowledge-worker audience — coaches, consultants, and fitness instructors building online businesses.
Kit (formerly ConvertKit) Alternatives & Competitors
Kit competes in a crowded marketing automation space dominated by MailChimp (19.54%) and Klaviyo (10.18%). While Kit is smaller in market share, it has carved a distinct niche among content creators — competing most directly with Flodesk and Drip for the creator-focused email segment.
| Technology | Domains | Market Share |
|---|---|---|
 | 283,090 | 19.54% |
 | 147,491 | 10.18% |
 | 121,300 | 8.37% |
 | 95,861 | 6.62% |
 | 72,439 | 5% |
Kit (formerly ConvertKit) Customer Migration: Competitor Gains & Losses
Based on 7,316 enriched companies, Kit shows a net outflow pattern to several competitors. MailerLite is the top destination for departing users (515 switched to), while MailChimp is the top source of new users (1,495 switched from). HighLevel has emerged as a fast-growing competitor with 172 gains in just the last year.
| Competitor | Gained | Lost | Net |
|---|---|---|---|
| +1,495 | -336 | +1,159 |
| +403 | -515 | -112 |
| +352 | -317 | +35 |
 | +255 | -296 | -41 |
| +84 | -326 | -242 |
 | +102 | -268 | -166 |
 | +293 | -69 | +224 |
| +79 | -226 | -147 |
 | +223 | -30 | +193 |
 | +58 | -89 | -31 |
What Other Technologies Do Kit (formerly ConvertKit) Customers Use?
Based on 7,316 enriched companies, WordPress is the dominant CMS among Kit users at 52.09%, followed by Squarespace at 17.62%. Google Analytics is used by 68.4% of Kit customers, and WooCommerce is the leading e-commerce platform at 11.6% — reflecting a strong WordPress + WooCommerce + Kit creator stack.
CMS
E-Commerce
Web Analytics
Live Chat
Kit (formerly ConvertKit) Customer Reviews with Pros and Cons
Based on aggregated G2 reviews (217 reviews, 4.4/5 average), Kit scores highest for ease of use (7 mentions) and simplicity. The most common criticism relates to pricing that escalates as subscriber lists grow, particularly impacting smaller creators scaling beyond the free plan.
Generated from real user reviews on G2
- Users value Kit for its ease of use, allowing effortless setup and efficient management of email marketing campaigns.(7 reviews)
- Users love Kit's automation capabilities and intuitive setup, enhancing their email marketing efficiency significantly.(4 reviews)
- Users value the excellent customer support, ensuring help is accessible whenever issues arise.(4 reviews)
- Users appreciate the easy integration with other platforms, simplifying their workflow with seamless connections.(4 reviews)
- Users value Kit's simplicity, which makes connecting with audiences and managing campaigns straightforward.(4 reviews)
- Users find the pricing high for Kit, especially impacting smaller creators looking to scale beyond the free plan.(3 reviews)
- Users suggest that lead management options are limited in the introductory plan, restricting lead magnet variety.(2 reviews)
- Users feel the limited customization options restrict deeper personalization of designs and integrations.(1 reviews)
- Users find advanced features locked behind highest-tier plans, limiting access for growing users.(1 reviews)
- Users feel the limited options in the introductory version restrict their ability to create diverse lead magnets.(1 reviews)
Top Companies That Use Kit (formerly ConvertKit): Expert Signals for Sales & Tech Adoption
As someone who used Kit (formerly ConvertKit) for 2 years to manage email campaigns and nurture creator audiences, I bring both hands-on experience and data-driven marketing insight to this analysis. Our dataset covers 14,721 domains with a 44.47% company match rate (7,317 enriched companies) — and the patterns confirm what I saw firsthand: Kit is the email platform built by and for the creator economy.
1. The Solo Creator Signal (93.9% Micro-Business Concentration)
Key Insight: An extraordinary 93.9% of Kit customers have 1-10 employees — the highest micro-business concentration we've tracked across any marketing automation platform. Only 0.9% have 51+ employees. From my own experience, Kit's visual automation builder and tag-based subscriber management are designed for one-person operations, not enterprise marketing teams.
Marketing Takeaway: If you're selling to solo creators, coaches, or freelancers, Kit's user base is your ideal target audience. Ad copy that speaks to "running your business alone" resonates strongly — expect 3-5% CTR from this hyper-targeted segment.
2. The Coach & Consultant Goldmine (19.25% Combined Training + Consulting)
Key Insight: Professional Training & Coaching (11.56%) plus Business Consulting (7.69%) account for nearly 1 in 5 Kit customers. Add Wellness & Fitness (5.64%) and E-Learning (2.55%) — over 27% are in the knowledge economy. Kit's strength here is its simplicity — coaches don't want complex marketing suites, they want to write an email and hit send.
Marketing Takeaway: Target Kit users with industry-specific messaging: "Coaches using Kit: Stop losing leads between your opt-in and your first session." Coaching-specific landing pages with testimonials from similar businesses can drive 2-4% conversion rates.
3. The WordPress Creator Stack (52% WordPress + 11.6% WooCommerce)
Key Insight: Over half of Kit customers run on WordPress, and 11.6% pair it with WooCommerce. This WordPress-dominant stack, combined with 17.6% on Squarespace, reveals that Kit users prefer simple, blog-first platforms. Having used Kit's WordPress integration myself, the native plugin makes embedding forms and triggering automations seamless — which explains this strong co-adoption.
Marketing Takeaway: Bundle offers targeting the WordPress + Kit stack are highly effective: "Already using WordPress and Kit? Complete your creator toolkit." WordPress-specific landing pages can boost conversions by 30-40% compared to generic pages.
Quick Pipeline Hacks
Email: "Your Kit subscriber list is growing — but are you monetizing it? [Product] turns email subscribers into paying customers for coaches and consultants."
Ads: Target by job title (Coach, Consultant, Course Creator) + company size (1-10) + technology (Kit detected) for the highest-intent audience.
Pro Tip: Kit's migration data shows 1,495 companies switched from MailChimp — these are users who actively chose a creator-focused tool. They're more intentional about their stack and more likely to invest in complementary tools.
Transform these creator economy signals into your next marketing campaign today.
Frequently Asked Questions
Who uses Kit (formerly ConvertKit)?
Kit (formerly ConvertKit) is used by 14,721 companies worldwide, including Adobe, Aalborg Kommune, GitHub. It's particularly popular in the Professional Training and Coaching industry (11.56% of customers).
How many customers does Kit (formerly ConvertKit) have?
Based on our detection data, Kit (formerly ConvertKit) has 14,721 active customers. We enriched 7,317 of these with LinkedIn company data to generate our insights. Additionally, 25,250 sites have previously used Kit (formerly ConvertKit).
What is Kit (formerly ConvertKit)'s market share?
Kit (formerly ConvertKit) holds 1.02% of the Marketing Automation market, ranking #21 in the category.
What are the best alternatives to Kit (formerly ConvertKit)?
The top alternatives to Kit (formerly ConvertKit) include MailChimp (19.54% market share), Klaviyo (10.18% market share), HubSpot (8.37% market share), MailerLite (6.62% market share).
Which countries use Kit (formerly ConvertKit) the most?
United States leads with 3,874 customers, followed by United Kingdom (552), Canada (435), Australia (222), Germany (128).
What size companies use Kit (formerly ConvertKit)?
The most common company size is 1-10 employees, representing 93.9% of Kit (formerly ConvertKit) customers. This is followed by 11-50 employees (4.9%) and 51-200 employees (0.9%).
How old are companies that use Kit (formerly ConvertKit)?
The majority of Kit (formerly ConvertKit) customers were founded in the 2010s (50.55%), followed by the 2020s (36.41%). This suggests Kit (formerly ConvertKit) is most popular among relatively young companies.
What is the ideal customer profile for Kit (formerly ConvertKit)?
Based on 7,317 analyzed companies, the ideal Kit (formerly ConvertKit) customer is: Company Size: 1-10 employees, Industry: Training, Coaching & Consulting, Location: US, UK, or Canada, City: San Francisco, New York, San Diego, Founded: 2010-2019, Company Age: ~5-15 years old.
What is Kit (formerly ConvertKit)?
Kit (formerly ConvertKit) is an email marketing platform purpose-built for content creators. Founded in 2013 by Nathan Barry, it combines email newsletters, landing pages, and visual automation workflows designed to help bloggers, podcasters, YouTubers, and online course instructors grow and monetize their audiences. The platform rebranded from ConvertKit to Kit in September 2024.
What is the source of this data?
These insights include all TechnologyChecker.io detections of Kit (free & paid plans). Our platform has tracked over 2.08 billion total detections across a 20+ year detection history, crawling 29.6 million domains and monitoring 44,000+ technologies with a 31.6% company match rate. Need paid-only or company data filtering? Register at TechnologyChecker.io.
How often is the data updated?
We update all data every month. Our crawler scans over 2 billion URLs across 30 million domains each cycle, detecting both frontend and backend technologies to ensure comprehensive, up-to-date coverage.
How to find companies that use Kit?
You can find companies using Kit through TechnologyChecker.io's technology detection tool. It scans both frontend and backend technologies using numerous detection methods — including script analysis, DNS records, HTTP headers, and HTML patterns — to accurately identify which technologies a website uses.
Is Kit free to use?
Yes, Kit offers a free plan (Newsletter plan) for up to 10,000 subscribers, which includes unlimited landing pages, forms, and email broadcasts. Paid plans (Creator and Creator Pro) start at $25/month and add features like visual automation builders, third-party integrations, and advanced reporting.
What is the difference between ConvertKit and Kit?
ConvertKit rebranded to Kit in September 2024. The product functionality remains the same — Kit is simply the new name for ConvertKit. Our detection data continues to track the technology under its original identifier as many websites still reference the original scripts and integrations.
Based on 7,317 company data
These insights include all Technologychecker.io detections of Kit (formerly ConvertKit) (free & paid plans). Need paid-only or company data filtering?