Last Updated on April 6, 2026
Mailchimp is the email marketing platform most UK businesses try first. But is it still the right choice in 2026? This Mailchimp review UK guide covers pricing, features, limitations, and whether you should switch.
The question is not whether Mailchimp works. It does. The question is whether it is the right fit for your stage, your goals, and your budget in 2026.
Note: Mailchimp’s free plan has been significantly reduced over the years. As of 2026, the free tier is limited to 500 contacts and 1,000 email sends per month. If you are growing beyond that quickly, factor the paid plan cost into your decision from the start.
What Mailchimp Actually Is
Mailchimp started as an email marketing tool and has expanded into a broader marketing platform. It now includes landing pages, social media posting, basic CRM features, website builder, and e-commerce tools. The core product remains email: campaigns, automations, and audience management.
This Mailchimp review UK analysis is based on real usage, not just feature comparisons from the website.
Pricing Breakdown
| Plan | Price (500 contacts) | Price (2,500 contacts) | Price (10,000 contacts) | Key Features |
|---|---|---|---|---|
| Free | £0 | N/A | N/A | 500 contacts, 1,000 sends/mo, basic templates |
| Essentials | ~£10/mo | ~£30/mo | ~£75/mo | Email templates, A/B testing, 24/7 support |
| Standard | ~£15/mo | ~£50/mo | ~£110/mo | Automations, send-time optimisation, retargeting |
| Premium | ~£270/mo | ~£270/mo | ~£340/mo | Advanced segmentation, multivariate testing, phone support |
Note: Mailchimp charges based on total contacts, including unsubscribed contacts unless you manually archive them. Clean your list regularly or you will pay for contacts who will never receive your emails.
Strengths
Ease of use. Mailchimp’s drag-and-drop email builder is genuinely intuitive. Non-technical business owners can create professional-looking emails without help. The template library is extensive and the design tools are forgiving.
Integrations. Mailchimp connects to nearly everything. Shopify, WooCommerce, WordPress, Squarespace, Zapier, and hundreds of other tools. Whatever your tech stack, Mailchimp probably integrates with it.
Deliverability. Email deliverability, the rate at which your emails actually reach inboxes, is consistently strong with Mailchimp. For a platform at this price point, that matters. Cheap email tools often have poor deliverability because they share infrastructure with spammers.
Reporting. Campaign reports are clear and accessible. Open rates, click rates, revenue attribution for e-commerce, and audience growth over time are all easy to find and understand.
Weaknesses
Automation limitations. Mailchimp’s automations are functional but limited compared to ActiveCampaign or HubSpot. If you need complex branching logic, lead scoring, or CRM-integrated workflows, Mailchimp will frustrate you quickly.
Price scaling. Mailchimp gets expensive as your list grows. At 10,000 contacts on the Standard plan, you are paying over £100 per month. Competitors like MailerLite and Brevo offer similar features for significantly less at that scale.
CRM is basic. Mailchimp calls its audience management a CRM. It is not a real CRM. It is contact management with tags. If you need pipeline management, deal tracking, or sales automation, you need a separate CRM.
Feature creep. Mailchimp has added websites, social posting, and e-commerce features that distract from its core strength. These bolt-on features are mediocre compared to dedicated tools. Stick to Mailchimp for email and use proper tools for everything else.
Who Mailchimp Is Best For
UK businesses with under 2,500 contacts who want a simple, reliable email platform. E-commerce businesses using Shopify or WooCommerce who want easy revenue tracking. Business owners who want to manage email themselves without technical knowledge. Companies that need good integrations with existing tools.
Who Should Look Elsewhere
Businesses that need advanced automation workflows should consider ActiveCampaign. Businesses with large lists on tight budgets should look at MailerLite or Brevo. Businesses that want email integrated with a full CRM should consider HubSpot. Businesses focused purely on transactional emails should evaluate Postmark or Amazon SES.
The Bottom Line
Want a full marketing audit?
The Deep Audit reviews your entire marketing setup and gives you a prioritised action plan with UK cost benchmarks. One-off fee. Money-back guarantee.
Get Your Deep Audit