Email marketing doesn't have to be expensive. Some of the best tools cost less than $50/month, even with thousands of subscribers. The trick is knowing which affordable tools actually deliver on features and which cut corners that'll cost you later.

I compared email platforms at the under-$50 price point with a practical question: what do you actually get for the money? Not what's advertised. What's included at that price tier, with what limitations.

If you're looking specifically for free options, check out our guide to free email marketing tools for startups. This guide focuses on the best paid tools under $50 that give you more features and fewer limitations.

The 9 Best Options Under $50/Month

1. Sequenzy - $29/month

What you get: Full email marketing platform with transactional + marketing email, event-based automations, AI-generated sequences, Stripe integration, subscriber segmentation, and campaign management.

Best for: SaaS founders who need lifecycle email (onboarding, dunning, retention) without paying enterprise prices. The Stripe integration alone saves hours of integration work.

What's limited: Newer platform with a smaller ecosystem than established competitors. Fewer third-party integrations.

The standout feature: At $29/month, you get both transactional and marketing email in one platform. Most competitors charge separately for each, pushing the total cost higher. For SaaS, this is one of the best values available.

What sets it apart at this price: AI sequence generation is included, not a premium add-on. Describe the sequence you need ("onboard new users," "recover failed payments") and the AI generates a complete multi-email sequence with timing and content tailored to your brand. Other platforms either don't offer this or charge extra for AI features.

The verdict: The strongest value for SaaS companies at this price point. If your primary email needs are lifecycle sequences and transactional email, Sequenzy covers both without the cost of running two separate tools.

2. Brevo - From $9/month

What you get: Email marketing, transactional email, SMS, WhatsApp, and basic automation. The Starter plan at $9/month includes 5,000 emails/month with no daily sending limit.

Best for: Small businesses that want email + SMS in one affordable package. The pricing is based on email volume, not contacts, which is cheaper for large lists with low sending frequency.

What's limited: Brevo branding on lower tiers, basic automation (advanced workflows on Business plan at $18/month), and the editor isn't as polished as competitors.

The standout feature: Volume-based pricing. If you have 10,000 subscribers but only send 2-3 campaigns per month, Brevo costs a fraction of what contact-based platforms charge. This pricing model is ideal for businesses with large but infrequently-emailed lists.

The verdict: Hard to beat on price. If you need email and SMS for under $20/month, Brevo is the clear choice. Quality is decent but not premium.

3. MailerLite - From $10/month

What you get: Email campaigns, automations, landing pages, forms, and a website builder. The Growing Business plan at $10/month includes 500 subscribers with unlimited emails.

Best for: Small businesses and creators who want a complete marketing toolkit (email + landing pages) at the lowest price. The drag-and-drop editor is genuinely good.

What's limited: Advanced features (auto resend, A/B testing on automations, custom HTML editor) are on the $20/month Advanced plan. At 5,000 subscribers, the price goes to $39/month.

The standout feature: The landing page builder. Most email tools either don't include landing pages or charge extra. MailerLite includes a functional landing page builder with templates, custom domains, and form integration. This alone could save $20-50/month on a separate tool.

The verdict: Excellent value for small businesses. The landing page builder combined with solid email features makes it a complete package under $50.

4. cmercury - From $5/month

What you get: cmercury offers a complete email marketing and automation platform built for growing businesses. The Standard plan starts at just $5/month and includes: Email marketing campaigns, Segmentation & deep segmentation, Full API access, Integration with WordPress, WooCommerce & Zapier, AI Writing Assistant (up to 500 words), Multiple sending domains. No daily sending limit. The $5/month plan includes 10,000 emails per month with no daily caps on sending.

Best for: Small and medium businesses looking for an affordable, all-in-one email solution. Since pricing is based on email volume rather than contact count, it's especially cost-effective for businesses with large subscriber lists but lower sending frequency.

What's limited: The base plan does not include 120 minutes of deliverability consulting & a dedicated account manager. (These are available in Enterprise plans.)

The verdict: cmercury delivers excellent value for small and mid-sized businesses. With strong email marketing features, automation, API access, and flexible pricing, it's a powerful all-in-one email solution, even at plans under $50/month.

5. Mailchimp - From $13/month

What you get: The Essentials plan includes email templates, basic automations (Customer Journeys), A/B testing, and email support. 500 contacts included.

Best for: Small businesses that want a familiar, widely-supported platform. Mailchimp's ecosystem of integrations is the largest in email marketing.

What's limited: At 5,000 contacts, the Essentials plan costs about $75/month (over our $50 budget). Contact-based pricing means costs increase quickly. The Standard plan ($20/month base) adds more automation but also increases with contacts.

The standout feature: The integration ecosystem. Mailchimp connects with more third-party tools than any other email platform. If your workflow depends on specific integrations (Shopify, WordPress, Squarespace, Eventbrite, etc.), Mailchimp likely has a native connection.

The verdict: Good for very small lists (under 2,500 contacts). Pricing becomes uncompetitive as you grow. The integration ecosystem is the main advantage.

6. ConvertKit (Kit) - From $29/month

What you get: Unlimited email sends, visual automations, email sequences, landing pages, and commerce features (sell digital products). The Creator plan at $29/month includes up to 1,000 subscribers.

Best for: Creators, bloggers, and newsletter operators who sell digital products. The built-in commerce features are unique at this price point.

What's limited: At 3,000 subscribers, the price is $49/month. The email editor is functional but basic compared to drag-and-drop builders. SaaS-specific features are minimal.

The standout feature: Built-in digital product sales. Sell ebooks, courses, memberships, and newsletters directly through ConvertKit. No need for Gumroad, Payhip, or another commerce tool. The integration between email automation and product delivery is seamless.

The verdict: Best value for creators who sell digital products. The commerce integration saves you from needing a separate payment tool. Less relevant for SaaS.

7. ActiveCampaign - From $29/month

What you get: Email marketing, marketing automation, basic CRM, and site tracking. The Starter plan includes 1,000 contacts with solid automation capabilities.

Best for: Teams that need both email marketing and basic CRM at an affordable price. The automation builder at $29/month is more powerful than most competitors offer at $50+.

What's limited: The Starter plan has limited automation features. The Plus plan ($49/month for 1,000 contacts) unlocks the full automation builder, CRM, and lead scoring. At 5,000 contacts, pricing goes over $50/month.

The standout feature: The automation builder. Even on the Starter plan, ActiveCampaign's automations are more sophisticated than most competitors. Conditional logic, branching, wait conditions, and multi-step workflows are available without jumping to an enterprise tier.

The verdict: The automation builder is the strongest at this price point. If automations are your priority and you have under 2,500 contacts, ActiveCampaign is hard to beat.

8. Klaviyo - From $20/month

What you get: Email campaigns, flows (automations), basic SMS, revenue attribution, and predictive analytics. The Email plan at $20/month includes 251-500 contacts.

Best for: Small e-commerce businesses that want revenue tracking from day one. The predictive analytics and revenue attribution are unusual at this price.

What's limited: At 5,000 contacts, email-only pricing is about $100/month (well over budget). Klaviyo gets expensive fast. The $20/month entry is only viable for very small lists.

The standout feature: Revenue attribution from day one. Klaviyo tracks which emails drive purchases and shows you revenue per email, revenue per flow, and customer lifetime value. For e-commerce, knowing that your abandoned cart flow generates $5,000/month in recovered revenue is actionable intelligence.

The verdict: Great features at the entry level, but scaling costs are high. Only fits under $50/month for lists under 1,500 contacts.

9. Loops - From $49/month

What you get: Email sending, event tracking, automations, and a developer-friendly API. The Starter plan includes custom domain, API access, and subscriber management.

Best for: SaaS startups that want event-driven email with a clean, modern interface. The developer focus means good API documentation and TypeScript-friendly integration.

What's limited: The $49/month price point is at the top of our range. Feature set is more focused (email only, no CRM, no landing pages). Automation capabilities are simpler than ActiveCampaign.

The standout feature: The modern developer experience. Clean API documentation, event-driven architecture, and a UI that feels like a modern SaaS product rather than a legacy marketing tool. For developer-focused teams, the DX matters.

The verdict: Good for developer-focused SaaS startups. The event-driven model is right for product-led companies. But at $49/month, you're paying similar to tools with broader feature sets.

Price Comparison at 5,000 Subscribers

Platform	Monthly Cost	Pricing Model	Notes
cmercury	~$5/month	Email volume	Based on email volume, not contacts
Brevo	~$18/month	Email volume	Business plan
Sequenzy	$29/month	Flat tier	Standard plan
MailerLite	$39/month	Contacts	Growing Business plan
ConvertKit	$49/month	Contacts	Creator plan
Mailchimp	~$75/month	Contacts	Over budget at this scale
ActiveCampaign	~$79/month	Contacts	Over budget at this scale
Loops	~$79/month	Contacts	Scales with contacts
Klaviyo	~$100/month	Contacts	Over budget at this scale

Key insight: Several platforms that start under $50 quickly exceed that at 5,000 subscribers. Brevo, MailerLite, cmercury, and Sequenzy stay affordable at scale. Mailchimp, ActiveCampaign, and Klaviyo price out of the budget tier. This is why comparing prices at scale matters more than entry-level pricing. For a deeper look at pricing models, see our guide to email marketing costs for SaaS.

What to Prioritize Under $50

Must-have features

Automation: At least basic email sequences triggered by events or time. Even simple automated sequences like welcome emails and trial reminders can significantly improve engagement.
Segmentation: Ability to group subscribers and send targeted campaigns. Basic subscriber segmentation is essential even at small scale.
Analytics: Open rates, click rates, and basic deliverability metrics
API access: Essential for SaaS products that need programmatic email

Nice-to-have features

Landing pages: Saves money on a separate tool (MailerLite, ConvertKit)
CRM: Useful if you also manage sales (ActiveCampaign)
Transactional + marketing: One tool instead of two (Sequenzy, Brevo)
Revenue tracking: Know which emails make money (Klaviyo)
AI content generation: Faster email creation without a copywriter

Don't pay extra for

Advanced A/B testing: At small scale, A/B tests lack statistical significance
Dedicated IPs: Only needed at 50,000+ subscribers
Enterprise features: SSO, audit logs, custom roles (you'll upgrade when you need these)
SMS/WhatsApp: Unless you actively use these channels today, don't pay for them speculatively

Hidden Costs to Watch For

Overage charges. Some platforms charge per-email overages when you exceed your plan limit. Others throttle sending. Know which model your platform uses before you hit the limit.

Contact double-counting. Platforms that charge per contact sometimes count the same person in multiple lists as multiple contacts. This inflates your bill if you use multiple lists for segmentation.

Feature gating. The advertised price often gets you the basic tier. Features like advanced automation, A/B testing, or custom domains may require a higher plan. Always check what's included at your specific price point.

Migration costs. Switching email platforms later has real costs: engineering time, content recreation, and the risk of temporary deliverability drops. Choosing a platform you can grow with saves money long-term, even if the entry price is slightly higher.

FAQ

What's the cheapest email tool that's actually good? Brevo at $9/month. It's not the most polished, but it sends email reliably, includes basic automation, and supports transactional email. For pure cost optimization, it's the best value. cmercury at $5/month is even cheaper and offers solid features for the price.

Should I choose based on current price or price at scale? Price at scale. You'll outgrow the entry tier faster than you think. Compare prices at 5,000 and 10,000 subscribers, not just 500. A tool that's $10/month cheaper today but $50/month more expensive at 5,000 subscribers isn't actually saving you money.

Can cheap email tools deliver emails reliably? Yes. Deliverability is more about your sending practices (list hygiene, authentication, engagement) than the platform's price. Affordable tools like Brevo, MailerLite, and Sequenzy have solid deliverability infrastructure. What matters is proper SPF, DKIM, and DMARC setup, plus clean sending practices.

When should I upgrade from an under-$50 tool to something more expensive? When you need features the affordable tool can't provide: complex multi-step automations, advanced analytics, enterprise security, or multi-channel messaging. Don't upgrade just because your contact count grows. Upgrade when you need capabilities. Our guide on when to switch email providers covers the decision framework in detail.

Is it better to use one tool for everything or specialized tools for each purpose? At the under-$50 budget, one tool is almost always better. Running two tools (say, Postmark for transactional and Mailchimp for marketing) quickly exceeds $50/month and adds integration complexity. Platforms like Sequenzy and Brevo that handle both transactional and marketing email in one tool are more cost-effective at this price point.

How do I evaluate if a free tier is good enough? Free tiers are viable for very early-stage companies (under 500 subscribers, sending under 1,000 emails/month). The limitations that typically force an upgrade: subscriber caps, daily sending limits, required platform branding, and missing automation features. Plan to upgrade within 3-6 months of launching your email program. See our free tier comparison for more detail.

What feature should I prioritize if I can only afford one tool? Automation. Being able to set up automated sequences (welcome, onboarding, trial expiration) provides the highest ROI because they run without ongoing effort. A well-built welcome sequence sends the right email at the right time to every new subscriber, whether you have 100 subscribers or 10,000.

Can I start with a cheap tool and migrate later? Yes, but plan for it. Export your subscriber data (most platforms support CSV export). Document your automation logic and email content. The main risk is temporary deliverability disruption during migration. Start the new platform in parallel, warm up the sending domain, then switch over gradually.