Email marketing has the highest ROI of any digital channel — $36 for every $1 spent. But most email marketing tools are built for e-commerce companies with massive lists and complex automation. Small organizations (churches, nonprofits, small businesses) need something different: easy to use, affordable at small list sizes, and designed for relationship-building rather than hard selling.
We compared the top email marketing platforms for small organizations on pricing at small list sizes, ease of use, and features that matter for relationship-based communication.
Quick Comparison
| Platform | Best For | Free Plan | 1,000 Contacts | Ease of Use | Automation |
|---|---|---|---|---|---|
| Mailchimp | Beginners wanting the most familiar tool | Yes (500 contacts) | $13/mo | Good | Good |
| Constant Contact | Nonprofits and event-based orgs | 60-day trial | $12/mo | Good | Good |
| ConvertKit | Creators and content-driven orgs | Yes (1,000 subscribers) | $15/mo | Excellent | Excellent |
| MailerLite | Best free plan for small lists | Yes (1,000 subscribers) | $10/mo | Excellent | Good |
| Brevo (Sendinblue) | Best for transactional + marketing email | Yes (300 emails/day) | $10/mo | Good | Good |
| HubSpot Email | HubSpot CRM users | Yes (1,000 sends/mo) | Free (CRM) | Good | Excellent |
1. Mailchimp — Best for Beginners
Mailchimp is the most recognized name in email marketing. If you’ve never used an email platform before, Mailchimp’s templates, walkthroughs, and massive knowledge base make it the easiest starting point. The free plan covers 500 contacts with basic features.
Pros:
- Most templates and integrations of any email platform
- Huge knowledge base and community (if you’re stuck, someone’s answered it)
- Free plan for up to 500 contacts
- Good AI-assisted content creation tools
- Built-in landing pages and social posting
- Scales from free to enterprise
Cons:
- Free plan is limited (no automation, A/B testing, or custom branding)
- Pricing jumps significantly as your list grows
- Automation is less intuitive than ConvertKit or MailerLite
- Template editor can feel rigid
- Customer support is email-only on free plan
- Data lock-in — exporting your list is harder than it should be
Pricing: Free (500 contacts); Essentials $13/mo (500 contacts); Standard $20/mo; Premium $350/mo
Best for: Organizations just starting with email marketing that want the most resources and templates available.
2. Constant Contact — Best for Events and Nonprofits
Constant Contact has served nonprofits for over 20 years and offers a 30% nonprofit discount. It’s particularly strong for event-based communication — invitations, RSVPs, and follow-ups — which makes it a natural fit for churches and nonprofits that run regular events.
Pros:
- 30% nonprofit discount
- Strong event management (invitations, RSVPs, ticketing)
- Good survey and feedback tools
- Easy list segmentation
- Good templates for newsletters and announcements
- Solid deliverability rates
- Good customer support
Cons:
- No permanent free plan (60-day trial only)
- Automation is less sophisticated than ConvertKit
- Template editor is dated compared to MailerLite
- Higher pricing at larger list sizes
- Limited landing page builder
- Fewer integrations than Mailchimp
Pricing: Lite $12/mo (500 contacts); Standard $35/mo; Premium $80/mo; 30% nonprofit discount on all plans
Best for: Nonprofits and churches that run regular events and want event communication integrated with their email marketing.
3. ConvertKit — Best for Content Creators and Writers
ConvertKit was built for creators — bloggers, newsletter writers, coaches, and anyone whose email strategy is built around valuable content rather than promotional blasts. If your organization sends thoughtful, content-rich emails, ConvertKit is the best tool for the job.
Pros:
- Free plan for up to 1,000 subscribers
- Best tagging and segmentation system
- Simple, clean editor designed for text-based emails
- Excellent automation builder (visual, intuitive)
- Landing pages and signup forms included
- Built-in paid newsletter feature (monetize your list)
- Creator-focused community and resources
Cons:
- Template options are limited (by design — they prefer plain text style)
- Not great for heavily visual emails
- No event management
- Higher pricing above 1,000 subscribers compared to MailerLite
- Limited A/B testing
- No built-in CRM
Pricing: Free (1,000 subscribers); Creator $15/mo (1,000); Creator Pro $29/mo (1,000)
Best for: Organizations that send content-rich, text-focused emails and value clean design over flashy templates.
4. MailerLite — Best Free Plan Value
MailerLite offers the most generous free plan for small organizations: 1,000 subscribers, 12,000 emails/month, automation, and a clean drag-and-drop editor. If your list is under 1,000 people, you might never need to pay.
Pros:
- Most generous free plan (1,000 subscribers, automation included)
- Clean, modern drag-and-drop editor
- Good automation builder
- Built-in landing pages and pop-ups
- Clean, intuitive interface overall
- Good templates
- Fast customer support (even on free plan)
Cons:
- Free plan includes MailerLite branding
- Fewer integrations than Mailchimp
- No phone support
- Limited A/B testing on lower tiers
- Reporting is basic on free plan
- No built-in CRM or event management
Pricing: Free (1,000 subscribers); Growing $10/mo (1,000); Advanced $18/mo; Expert $30/mo
Best for: Small organizations with under 1,000 contacts that want the most features for free — and a clean, modern interface.
5. Brevo (Sendinblue) — Best for Transactional + Marketing
Brevo is unique because it handles both marketing emails (newsletters, campaigns) and transactional emails (receipts, confirmations, password resets) in one platform. If your organization sends both types of email, managing them in one place saves time and improves deliverability.
Pros:
- Handles marketing and transactional email in one platform
- Free plan: 300 emails/day (unlimited contacts)
- SMS marketing available
- Good automation workflows
- Strong deliverability
- Pricing based on emails sent, not contacts (cheaper for large inactive lists)
- Built-in CRM
Cons:
- Free plan includes Brevo branding
- Template editor is less intuitive than MailerLite or ConvertKit
- Limited landing page builder
- Contact-based pricing can get confusing
- Fewer templates than Mailchimp or Constant Contact
- Learning curve for transactional email setup
Pricing: Free (300 emails/day); Lite $10/mo (20K emails); Premium $18/mo; Enterprise custom
Best for: Organizations that need transactional email (receipts, confirmations) alongside marketing campaigns and want them in one platform.
How to Choose
1. How big is your email list?
Under 1,000 → MailerLite (free) or ConvertKit (free). Over 1,000 → compare pricing at your list size.
2. What kind of emails do you send?
Content/newsletter-style → ConvertKit. Event invitations → Constant Contact. Transactional + marketing → Brevo. General newsletters → MailerLite or Mailchimp.
3. Do you already use a CRM?
HubSpot → HubSpot Email. Otherwise, most email platforms work independently.
4. Are you a nonprofit?
Yes → Constant Contact (30% discount) or MailerLite (best free plan).
Our Top Pick
For most small organizations, MailerLite offers the best value — especially the free plan. If you send content-rich emails, ConvertKit is worth the premium. Nonprofits running regular events should look at Constant Contact for the event tools and discount.
SoftDecide helps churches, nonprofits, and small organizations find the right software. Our comparisons are independently researched. We may earn a commission if you purchase through links on this page — at no extra cost to you.
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