Best Marketing Automation for Small Business (2026)
Part of the guide: AI & Marketing Automation
Brevo Starter, per month
Monthly billing, 5,000 emails
Mailchimp Essentials, per month
Smallest contact tier
ActiveCampaign Starter, per month
Billed yearly, 1,000 contacts
Keap, per month
Billed monthly
See Sources at the end of the article. Cards marked Assumption are examples, not results.
What does marketing automation mean for a small business?
- A welcome email or text when someone subscribes or books for the first time.
- A reminder before an appointment.
- A review request after a visit.
- A win-back message to customers who have not returned in a set number of days.
Which marketing automation tools cost what?
| Tool | Best for | Entry paid price | Free option | Automation on entry plan |
|---|---|---|---|---|
| Brevo | Low cost, email plus SMS | Starter $9/mo (5,000 emails); Standard $18/mo | Free plan, up to 300 emails a day | Standard adds multi-step workflows; Starter does not list them |
| Mailchimp | Beginners, simple email | Essentials $13/mo; Standard $20/mo | Free under 250 contacts | Free plan: up to 4 flow steps; paid: up to 200 flows |
| ActiveCampaign | Deeper automation | Starter $15/mo, billed yearly, 1,000 contacts | 14-day trial | Multi-step automation on every plan |
| Klaviyo | Online stores | Paid price not shown on the page | Free: 250 profiles, 500 emails a month | Not itemised on the page |
| HubSpot | Free CRM first, then growth | Starter from $7/mo per seat (promotional, list $20) | Free for up to 2 users | Starter: simple automation, 1,000 marketing contacts |
| Keap | Service businesses with CRM | From $320/mo, billed monthly | None shown | Full platform in one price |
| Constant Contact | Simple newsletters | Not verified: pricing page blocked (403) | Not verified | Not verified |
Which one should you pick?
Brevo is the lowest paid entry price in this comparison, with a free plan above it
Starter, monthly billing, from 5,000 emails per month. Automation workflows start on the $18 Standard plan.
Brevo pricing page, 3 November 2026
- Brevo: cheapest way to start with email and SMS. Its free plan allows up to 300 emails a day once your account is approved for sending. SMS credit is sold separately.
- Mailchimp: the easiest start if you have fewer than 250 contacts, because the free plan covers that. Its page lists SMS as an add-on on paid plans in select countries.
- ActiveCampaign: the pick when a welcome series, reminders and win-back need branching logic. Multi-step automation is on every plan. Compare it in detail in ActiveCampaign vs Mailchimp for local business.
- Klaviyo: built for stores with an online shop. Use its free plan to test before paying.
- HubSpot: worth opening if you want contacts and a pipeline in one place. The Professional tier shows $800 a month with a one-time onboarding fee of $3,000, so it is not a small-shop starting point.
- Keap: the only entry in this list that bundles CRM, automation and text marketing in one price, at $320 a month. Its page also describes implementation services as required, so budget for them.
- Constant Contact: its pricing page returned a security block, so no price is stated here.
Which tool sends welcome messages automatically?
- Brevo's Starter plan includes forms that "automatically trigger follow-up emails as soon as someone signs up". Multi-step workflows begin on Standard.
- ActiveCampaign includes multi-step automation on every plan.
- Mailchimp's free plan lists flows of up to four steps, enough for a short welcome sequence.
What should you automate first?
- Welcome message, sent immediately. Say who you are, what to expect and offer one useful thing.
- Appointment reminder, sent before the booking. See how to reduce no-shows.
- Review request, sent after the visit with a direct Google review link. See how to automate Google review requests.
What does it cost in practice? A worked example
| Assumption | |
|---|---|
| Contacts | 1,000 |
| Emails sent per month | 4,000 (4 per contact) |
| Value of one returning customer | $60 |
| Customers the automations bring back per month | 3 |
- ActiveCampaign Starter at $15 a month, billed yearly, allows 10,000 emails for 1,000 contacts, so 4,000 fits. Three returning customers are worth $180 against a $15 tool.
- Brevo Starter at $9 a month includes emails from 5,000 a month, so 4,000 fits. Your cost is the same $9 whether you get one customer back or three.
FAQ
What is the best marketing automation tool for a small business?
Is there free marketing automation software?
Do I need marketing automation with only 200 customers?
What is the difference between a CRM and email marketing?
Can I switch tools later?
Is SMS marketing allowed?
Where does AI fit in?
Sources
- Brevo pricing
- Mailchimp pricing
- ActiveCampaign pricing
- Klaviyo pricing
- HubSpot Marketing Hub pricing
- Keap pricing
- Constant Contact pricing page: blocked (403), not used
Related guides
- Small Business Marketing in the GCC: 2026 Guide
- Small Business Marketing in Florida: 2026 Strategies
- Small Business Marketing in Michigan: 2026 Guide
- MailerLite vs Mailchimp: Cost for Local Business
- GoHighLevel Pricing: Plans and Costs for Local Shops
- Coffee Shop CRM Integration for Marketing
- A/B Testing Emails for Small Business: What to Test
- Marketing Automation for Local Business: Real Benefits
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Local marketing strategist with 10+ years at global agencies — OMD, Dentsu, GroupM, and BBDO. Now helping small businesses get the same data-driven edge. Based in Europe, working with clients in the US, UK, Australia, and beyond.
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