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Top 10 Email Marketing Companies in the UK (2025 Guide)

Email Marketing Companies in the UK

When it comes to marketing, email is king. It's the best approach to boost interaction and develop a rapport with your clients. The ROI of email campaigns is higher than that of all other forms of marketing. For a successful email marketing campaign, selecting the best email marketing companies is crucial. With numerous tools offering similar functions, making the right choice for your business or website can be challenging. 

Timing is a critical factor in marketing, especially in email marketing where the time of day can significantly influence the likelihood of a recipient reading and responding to your message. Sending marketing emails at the right time is key. You can also use a social media scheduler to ensure your email is sent at the optimal time. 

This article is designed to assist you in selecting the most suitable email marketing provider for your company. We've presented viable options, whether you're starting a new email list from scratch or considering a switch to a different provider. 

What Is Email Marketing?

Businesses may use email marketing, a direct marketing channel to inform clients about new goods, offers, and updates on their contact lists. Email subscribers are more likely to convert than other channels since they voluntarily sign up for them. 

Because of its high return on investment (ROI), it is essential to the entire inbound strategy of most companies. 

Modern email marketing has moved away from bulk mailings designed to suit all recipients and instead placed an emphasis on permission, segmentation, and customization to better engage target audiences. To build lasting partnerships, you must comprehend your client's interests. 

Although creating customized campaigns may seem time-consuming, marketing automation and software take care of most of your labor-intensive work. Over time, a well-thought-out email marketing plan increases revenue and fosters brand community. 

The Condition of Email Marketing as of 2025

Email marketing is still quite popular and highly successful, even after Gary Thuerk launched the first promotional email campaign over fifty years ago. 

There are several solutions available these days for email marketing software. With all the user-friendly AI tools and lead-generation software available, creating emails and growing lists has never been simpler. 

Email marketing has proven effective over time and is still important for various reasons, despite the preferences of many marketers and their occasional assertions to the contrary. 

According to DMA, email marketing has a staggering 3,800% return on investment as of 2021. Because of this, it's among the most effective digital marketing platforms appropriate for firms of all kinds, from startups to major corporations.

Additionally, Statista's research of the worldwide sector predicts that email marketing revenue will reach 17.9 billion dollars by the end of 2027. 

Email Marketing Revenue graph

Marketers still use email because it is dependable and consistent. However, for some marketers, navigating social media platforms and search engines is like walking on shifting sand, particularly in light of the frequent upgrades and algorithm modifications that impact organic reach. 

Furthermore, privacy concerns and cookie limits have increased the complexity and ineffectiveness of other digital marketing strategies. By enabling marketers to compile lists of active consumers, email provides a means around the obstacles and allows them to follow up frequently with marketing emails. 

Email Marketing Data

As previously said, email is still quite profitable, with estimates putting it at 15.8 billion dollars by 2026 and 17.9 billion dollars by 2027. Furthermore, it is anticipated that by the end of 2025, there will be 4.5 billion email subscribers worldwide. This figure is noteworthy compared to other social networking sites like Facebook, which has 3.05 billion members.

Numbers of email user worldwide from 2017 to 2025 graph

Why Is It Preferable for Everyone to Work with Email Marketing Companies?

Proficiency

Make use of a sizable staff with a range of skills and expertise. For optimal results, choose an agency that specializes in the specific tactic you want to explore or has experience in your industry. 

Momentum

Positive outcomes may be seen almost instantly with an agency, as its staff is prepared and experienced.

Experience

Agencies will have faced and resolved a number of issues in the past using various techniques. They often have better knowledge about how to maximize profits and what is ideal for your company. 

Originality

External marketing teams may revitalize your marketing strategy with new and innovative ideas untouched by past methods. Agencies have a creative mindset and may use insights from other industries to improve their approach. 

Why Is It Preferable for Everyone to Work with Email Marketing Companies?

Expert

The firm's employees will specialize in various areas, including copywriting, social media, email marketing, CRO, SEO, and web design. 

Software and Tools

All of the equipment that the agency has acquired will be available to you at no additional cost. Better outcomes are often the consequence of this. 

Flexibility

It is more challenging for internal marketing teams to adjust their emphasis and objectives in response to changing company needs than it is for agencies to grow with you. 

Price

Most companies need more funding to hire an internal marketing team with experts in every field needed to optimize revenue. You may only pay for staff recruiting and training when you work with an agency. 

What Qualities Need an Email Marketing Agency Have?

Statements

Check out any customer case studies that the website could have. Nothing compares to a first-hand referral from a former employee of the organization. Does this social media company specialize in a specific business niche, and how does it align with your objectives? Do they have experience working with companies the same size as yours? 

Customer Loyalty

How long do customers stay with this agency and work with it? That may serve as a valuable gauge for how effectively the agency comprehends each company's requirements and can exhibit excellent time management, a strong work ethic, and a diverse skill set among team members. Ultimately, customers will stick with an agency that does quality work. 

Creativity

To what extent does the agency initially generate the concepts? Do they have innovative ideas for your particular target market, or do they provide recommendations based on stuff you've previously tried? 

What Qualities Need an Email Marketing Agency Have?

In Response

How quickly are you hearing back from the agency's first point of contact? Do they seem to be able to execute the initial actions you would need to take in a time frame that works for you, and do they seem to understand what those stages would be? 

Work and Vitality

You will want to remember an agency that shows that they are eager to deal with you immediately. If they have gathered the information required to comprehend your company's objectives and created a proposal showing they have paid attention to your first meetings.

Innate

What does your instinct tell you about collaborating with those you have met? Do you have similar work ethics or other points of agreement that compel you to declare, "Yes, I want this person on my team"? Are you a like-minded person? You may save time and money by using instinct to distinguish between successes and failures before they ever happen. 

Top 10 Email Marketing Companies in the UK

Mtoag Technology

Mtoag Technology

Mtoag Technology is one of the best email marketing companies for those wanting to get right to advertising. This platform is delighted with combining robust functionality with simplicity of use.

Mtoag Technology offers all the essentials required by a proficient email marketer. Among its features are a drag-and-drop email editor and intelligence email automation with extensive process flexibility. Mtoag Technology offers an easy-to-use but robust HTML editor for those with a more substantial technical background. 

Mtoag Technology offers a wide range of powerful analytics and customization capabilities for email marketers who want to maximize every ounce of productivity. Reporting provides all the information needed to identify areas for improvement. Advanced subscriber segmentation and management enable email marketers to create highly targeted advertising campaigns, including pop-up forms and sign-up forms on websites. 

Cost:

There is a free trial available for up to 2,500 members. For 5,000 members, the first premium plan begins at $11 per month (if paid monthly). Email prepaid credits are offered, with a 10,000 email credit starting at $36. There are options for refunds. SendPulse, a marketing automation tool, is a viable substitute for Sender.net. In addition to email automation services, the service offers free CRM, SMS, and chatbots.

Mailchimp

Mailchimp

A platform for marketing automation, MailChimp allows you to create, deliver, and track email and ad campaigns. Complete campaign transparency, email monitoring, success and click-through rates, personalized reports, and subscriber and unsubscriber management are all provided to users. With MailChimp, you can choose from a number of pre-made campaigns and themes in addition to creating your custom ones. 

Additionally, a freemium version of the MailChimp platform lets you send up to 12,000 emails a month to 2,000 subscribers without paying anything. Most of the services are free for users to use, including sending marketing automation processes and making ad campaigns. The MailChimp mobile app lets you handle subscribers, plan and send campaigns, monitor account activity, and much more. 

Cost:

For 500 contacts ($0.01998 per contact), the most basic premium plan costs $9.99 per month. Mailchimp offers Mailchimp off of its commercial subscriptions. Additionally, there is no money-back guarantee.

SendX

SendX

A cheap and easy-to-use solution for sending mass emails. SendX offers best-in-class email deliverability, robust automation features, and limitless email blasts with every package, all with one of the most accessible user interfaces in the business. Over 3000 enterprises globally rely on SendX for their email marketing. 

Companies have the ability to set their marketing to run on autopilot. Divide up the clientele based on subscriber behavior, demographics, and more than 25 other factors. SendX has around fifty email templates suitable for various applications, including e-commerce, online courses, newsletters, product launches, holiday campaigns, and more. A basic drag-and-drop email editor is included in SendX. All you have to do is drag the blocks to construct elegant emails. 

Customers simply integrate the following apps with SendX: Zapier, WordPress, Unscribe, SumoMe, Slack, WooCommerce, Medium, Getsitecontrol, Thrive Leads, Optin Monster, Stripe, PayPal, Facebook, Google Analytics, Click Funnels, Instapage, and many more. 

Cost:

SendX provides a 14-day free trial with rapid setup and no credit card needed.

The basic plan's monthly rate is $9.99, and the annual pricing is $7.49.

See the whole range of prices at https://www.sendx.io/pricing.

Emercury

Emercury

Email gurus with large lists, affiliate marketers, SaaS companies, and those generally "in the know" love Emercury. Because they like the perks of belonging to an elite club, many individuals keep it under wraps like a hidden jewel. 

What, then, is this great secret? Even though Emercury offers all the cutting-edge features marketers need, it's not a luxury feature set.

It's essential you get genuine human counsel, not prefabricated responses pasted by skilled employees or bots. You collaborate with the core group of seasoned marketers who live and breathe marketing. In a way, the customer service—rather than the many software features—is its primary selling point. 

Affiliate marketers will benefit from having a staff member who is aware of their requirements and can provide them with coaching on how to send those emails. SaaS companies will be pleased to learn that the platform is willing to make changes and add functionality based on their requests. Additionally, those who are new to email marketing will discover that having a mentor makes it easier for them to swiftly transition from rank amateurs to professionals. 

Pricing

It's probably one of the greatest free plans available; this one is really generous. Some of the highest-volume proposals we've ever seen come next. For only $57, the most affordable package offers an astounding 10,000 contacts and 100,000 sends. In contrast to other platforms, human service quality—rather than software—is the primary factor dividing the plans. This is to prevent you from ever feeling coerced into upgrading to a better plan to "unlock a feature."

EngageBay

EngageBay

EngageBay is one of the best email marketing companies, quickly taking the lead as the email marketing provider of choice for many small and startup companies. Their user-friendly drag-and-drop interface allows them to provide a large selection of email marketing templates. Furthermore, the targeting and segmentation features are excellent.

EngageBay is an excellent email marketing CRM software because it offers extensive formatting choices, simple campaign performance tracking, and the opportunity to customize emails. 

However, the price is what really grabs attention:

Cost:

Up to $1,000: zero dollars per month

To 10,000: $11.99 per month

$39.99 per month up to $50,000

All Contacts: $63.49 per month

We enjoy EngageBay's abundance of features at a relatively cheap pricing point. Their adjustable and adaptable plans are also excellent. Their assistance is fantastic, and the user interface is straightforward and easy to use. This is a contemporary platform for small enterprises that cannot afford more expensive solutions.

What they should do better: Because emails are branded, sending emails without the EngageBay brand will cost you more money.

Who is this for: those searching for a cost-effective but potent tool to communicate with clients via many channels (emails, SMS, push alerts, etc.). They also provide an excellent bargain of $0 monthly for a free tool.

ActiveCampaign 

ActiveCampaign 

For enterprises of all sizes, ActiveCampaign's platform provides more than 500 pre-built automated processes that integrate email marketing, marketing automation, and CRM for effective segmentation and customization across social media, email, messaging, chat, and text. 

Qualities:

  • By automating them, you can create individualized experiences for your customers at every point of contact.
  • Monitor client preferences, behavior, and several unique characteristics throughout the customer's lifetime for more precise segmentation and efficient outreach.
  • With little work, create fully personalized campaigns. Then, in real-time, adjust your send strategy depending on client behavior. Using data from the entire customer lifetime, determine each client's optimal content, delivery channel, and send time.

Cost:

The most basic plan costs $9 per month ($0.018 per contact) for 500 contacts. ActiveCampaign offers a 14-day limited-featured free trial. However, it does not provide a money-back guarantee.

Mailerlite

Mailerlite

With the email marketing platform MailerLite, users of all experience levels can design polished, customized campaigns.

To establish a human connection with your audience, make use of features like a drag-and-drop editor, landing page builder, automation tools, pop-ups, surveys, templates, e-commerce tools, campaign reporting, subscription management, A/B testing, segmentation, abandoned carts, and more. 

MailerLite offers features like layouts, segmentation, landing pages, website builders, and automation. WordPress, Zapier, Magento, Shopify, and many more connectors allow you to reach a wider audience and expand your customer base.

Cost:

Every 10,000 members increase pricing tiers by $20–$40. MailerLite is one of the most affordable options on our list since it offers a 30% discount when you sign up for a yearly payment. With its free plan, you may send up to 1,000 emails a month.

HubSpot

HubSpot

A cloud-based CRM called HubSpot assists the marketing team in increasing ROI while generating more quality leads, boosting revenue, and optimizing inbound marketing strategies. With its automated processes, you can easily establish email subscriber triggers and convert leads into paying customers.

Cost:

Using HubSpot's email service, up to 2,000 monthly email blasts may be sent out for free; premium subscriptions start at $50 per month.

Moosend

Moosend

Moosend streamlines email sending so you can concentrate on building enduring connections with your clients. It offers a user-friendly email development and campaign monitoring interface. 

Using a drag-and-drop campaign editor, you can rapidly add text, images, social media share buttons, and other content to your email newsletters. You have two options: create your own designs or use the newsletter templates in Moosend's collection. 

Integrations with lead generation, e-commerce, customer relationship management (CRM), and other marketing software are also accessible.

Cost:

Moosend provides a free version that includes unlimited email campaigns and other features for companies with less than 1,000 subscribers. The two price categories, Pro and Enterprise, depend on the number of clients and start at $8 per month.

AWeber

AWeber

AWeber is one of the reputable and reasonably priced email marketing companies. To create "ready-to-send" email templates, a clever email designer gathers brand colors, images, text from websites, and logos from social media. 

You must pay to use all of its features. The cost of membership only goes up as more people sign up. For those with fewer than 500 subscribers, AWeber provides a free plan. 

Cost:

  • $19 for the first 500 customers each month
  • $29 for 501–2,500 subscribers each month
  • For more details on prices, see their website.

Conclusion

One of the most successful low-cost marketing strategies is email marketing. Business owners may grow their companies to unprecedented heights if they have the right tools. Fortunately, if you're not ready to commit to just one tool, the majority of email marketing companies provide a free trial period. In any case, make an informed decision and choose a user-friendly tool with an extensive feature set at a reasonable price. One may utilize a temporary email generator to prevent being inundated with unsolicited emails.

Frequently Asked Questions

What Makes Email Marketing So Vital?

Email marketing is crucial because it allows companies to communicate directly with their target market. It's an affordable method of reaching a large number of prospective clients, increasing website traffic, and boosting sales conversions. Additionally, email marketing strengthens client connections by offering a customized experience and enabling companies to target specific audience groups with their messaging. Lastly, it's a quantifiable marketing tactic that lets companies monitor average click-through, conversion, and open rates to improve email campaign performance.

Is it Legal to Market via Email in the UK?

In the UK, email marketing is allowed, but there are rules that need to be observed. The General Data Protection Regulation (GDPR) is the primary rule, requiring recipients to agree before sending commercial emails. Further guidelines for email marketing are also outlined in the Privacy and Electronic Communications Regulations (PECR), which include specifications for opt-out choices and unambiguous sender identity. There may be severe penalties for breaking these rules.

What Is the Monthly Cost of Email Marketing in the United Kingdom?

Depending on the bundle you choose, email marketing in the UK might cost different amounts each month. A standard package costs around £550 per month, while a basic plan costs roughly £250. Packages at the commercial or professional level might cost up to £1000 a month. Industry and company size also matter; mid-sized businesses often spend £1000 a month on email marketing. Typically, monthly expenses with the help of professional agencies fall between £250 and £1200.

Best Website for Email Marketing: Which One?

The ideal website for email marketing will rely on your own requirements and tastes. HubSpot, Constant Contact, and Mtoag Technology are a few well-liked choices. Constant Contact features customizable layouts and excellent customer care, while easy-to-use Mtoag Technology offers a free plan for new users. HubSpot is well-known for its extensive marketing tools, which are appropriate for companies looking for cutting-edge functionality. Every platform provides advantages; therefore, it's essential to consider your needs before choosing.

Raju Ram Khakhal

Raju Ram has 10 years of experience in the IT industry as a web developer and leading mobile app development since 2012. He believes in sharing his strong programming knowledge base with a leaned concentration.

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