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Top 10 Best Email Sending Software of 2026

Find the best email sending software to boost engagement. Compare features & pick top solutions—optimize campaigns effectively now.

Min-ji Park

Min-ji Park

Feb 11, 2026

10 tools comparedExpert reviewed
Independent evaluation · Unbiased commentary · Updated regularly
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Email sending software is a vital tool for modern communication, empowering businesses and creators to engage audiences, drive results, and build lasting connections. With a broad range of options—from comprehensive marketing platforms to specialized transactional tools—choosing the right solution is key to success, and the tools ahead represent the crème de la crème.

Quick Overview

  1. 1#1: Mailchimp - All-in-one email marketing platform for designing, sending, and automating campaigns with advanced analytics.
  2. 2#2: Brevo - Comprehensive email marketing and transactional email service with automation, SMS, and CRM features.
  3. 3#3: ActiveCampaign - Email marketing automation platform with powerful CRM integration and behavioral targeting.
  4. 4#4: SendGrid - Scalable cloud-based email delivery service optimized for transactional and marketing emails.
  5. 5#5: Klaviyo - E-commerce focused email and SMS marketing platform with deep data integrations.
  6. 6#6: HubSpot - Inbound marketing hub including email sending with CRM, automation, and personalization tools.
  7. 7#7: Constant Contact - User-friendly email marketing tool for small businesses with templates and event management.
  8. 8#8: MailerLite - Affordable email marketing platform with drag-and-drop editor and automation workflows.
  9. 9#9: GetResponse - Email marketing software with autoresponders, landing pages, and webinar hosting.
  10. 10#10: ConvertKit - Creator-focused email platform for newsletters, subscriptions, and audience segmentation.

These tools were selected based on functionality, reliability, user-friendliness, and value, ensuring they deliver exceptional performance across diverse needs, from automation to integration.

Comparison Table

In modern marketing, email sending software plays a key role in connecting brands with audiences, offering tools tailored to different needs from small businesses to enterprise clients. This comparison table explores top options like Mailchimp, Brevo, ActiveCampaign, SendGrid, Klaviyo, and more, breaking down features, pricing, and usability to help readers find the right fit for their goals. It simplifies the selection process by highlighting critical functionalities, ensuring clarity on what each tool offers at a glance.

1Mailchimp logo9.4/10

All-in-one email marketing platform for designing, sending, and automating campaigns with advanced analytics.

Features
9.5/10
Ease
9.7/10
Value
9.1/10
2Brevo logo9.1/10

Comprehensive email marketing and transactional email service with automation, SMS, and CRM features.

Features
9.3/10
Ease
8.7/10
Value
9.2/10

Email marketing automation platform with powerful CRM integration and behavioral targeting.

Features
9.3/10
Ease
7.9/10
Value
8.4/10
4SendGrid logo8.9/10

Scalable cloud-based email delivery service optimized for transactional and marketing emails.

Features
9.4/10
Ease
8.5/10
Value
8.2/10
5Klaviyo logo9.2/10

E-commerce focused email and SMS marketing platform with deep data integrations.

Features
9.5/10
Ease
8.8/10
Value
8.5/10
6HubSpot logo8.6/10

Inbound marketing hub including email sending with CRM, automation, and personalization tools.

Features
9.2/10
Ease
8.4/10
Value
7.8/10

User-friendly email marketing tool for small businesses with templates and event management.

Features
8.0/10
Ease
9.2/10
Value
7.4/10
8MailerLite logo8.4/10

Affordable email marketing platform with drag-and-drop editor and automation workflows.

Features
8.2/10
Ease
9.4/10
Value
9.3/10

Email marketing software with autoresponders, landing pages, and webinar hosting.

Features
9.0/10
Ease
8.5/10
Value
8.0/10
10ConvertKit logo8.1/10

Creator-focused email platform for newsletters, subscriptions, and audience segmentation.

Features
8.3/10
Ease
9.2/10
Value
7.4/10
1
Mailchimp logo

Mailchimp

specialized

All-in-one email marketing platform for designing, sending, and automating campaigns with advanced analytics.

Overall Rating9.4/10
Features
9.5/10
Ease of Use
9.7/10
Value
9.1/10
Standout Feature

Drag-and-drop email builder with thousands of customizable templates for professional designs without coding

Mailchimp is a comprehensive email marketing platform that allows users to create, send, and analyze email campaigns with ease. It features a drag-and-drop email builder, audience segmentation, automation workflows, A/B testing, and detailed analytics to optimize performance. Beyond basic sending, it supports integrations with CRM tools, e-commerce platforms, and offers landing pages and ad management for full-funnel marketing.

Pros

  • Intuitive drag-and-drop editor for quick campaign creation
  • Generous free plan with 500 contacts and 1,000 monthly sends
  • Robust automation, segmentation, and analytics tools

Cons

  • Pricing scales steeply with larger audiences and advanced features
  • Some integrations and support limited on lower tiers
  • Occasional deliverability complaints for high-volume senders

Best For

Small to medium businesses and marketers seeking an user-friendly, scalable email marketing platform with strong automation capabilities.

Pricing

Free forever plan (up to 500 contacts/1,000 sends/month); Essentials from $13/mo, Standard from $20/mo, Premium from $350/mo (billed annually; scales by contacts)

Visit Mailchimpmailchimp.com
2
Brevo logo

Brevo

specialized

Comprehensive email marketing and transactional email service with automation, SMS, and CRM features.

Overall Rating9.1/10
Features
9.3/10
Ease of Use
8.7/10
Value
9.2/10
Standout Feature

Unlimited contacts across all plans with volume-based email pricing

Brevo (formerly Sendinblue) is a versatile email sending platform specializing in both transactional and marketing emails, with seamless SMTP/API integration for high-volume sending. It provides automation workflows, advanced segmentation, A/B testing, and real-time analytics to optimize deliverability and engagement. As an all-in-one solution, it also includes SMS, chat, and CRM tools, making it ideal for businesses scaling email communications.

Pros

  • Exceptional deliverability rates with dedicated IP options
  • Generous free plan with 300 emails/day and no contact limits
  • Powerful API and SMTP for transactional emails at scale

Cons

  • Advanced automation requires higher-tier plans
  • Interface can feel cluttered for absolute beginners
  • Customer support slower on free/basic plans

Best For

Growing businesses and developers needing reliable transactional email sending alongside marketing automation without contact-based pricing limits.

Pricing

Free (300 emails/day); Starter $25/mo (20k emails); Business from $65/mo (unlimited contacts, advanced features); pay-as-you-go options available.

Visit Brevobrevo.com
3
ActiveCampaign logo

ActiveCampaign

enterprise

Email marketing automation platform with powerful CRM integration and behavioral targeting.

Overall Rating8.7/10
Features
9.3/10
Ease of Use
7.9/10
Value
8.4/10
Standout Feature

Advanced automation with predictive sending and behavioral scoring

ActiveCampaign is a comprehensive email marketing platform that specializes in advanced automation, CRM integration, and multichannel messaging for personalized customer journeys. It enables users to build complex email campaigns with dynamic content, behavioral triggers, and lead scoring to nurture prospects effectively. Beyond basic sending, it offers site tracking, SMS, and landing pages, making it a robust solution for scaling email efforts.

Pros

  • Powerful visual automation builder with if/then logic and machine learning predictions
  • Built-in CRM and deep segmentation for highly targeted campaigns
  • Excellent deliverability rates and A/B testing tools

Cons

  • Steep learning curve for beginners due to advanced features
  • Pricing scales quickly with contact list size
  • Some premium features locked behind higher-tier plans

Best For

Mid-sized businesses and marketing teams needing sophisticated email automations and CRM without separate tools.

Pricing

Starts at $9/mo (500 contacts, Lite), $49/mo (Plus), $149/mo (Professional), $259/mo (Enterprise); monthly or annual billing with volume-based scaling.

Visit ActiveCampaignactivecampaign.com
4
SendGrid logo

SendGrid

enterprise

Scalable cloud-based email delivery service optimized for transactional and marketing emails.

Overall Rating8.9/10
Features
9.4/10
Ease of Use
8.5/10
Value
8.2/10
Standout Feature

Inbound Parse API for automatically processing incoming emails and converting them to JSON payloads

SendGrid, now part of Twilio, is a cloud-based email delivery platform specializing in transactional and marketing emails through APIs, SMTP relay, and a user-friendly dashboard. It excels in high-volume sending with features like email validation, suppression management, dynamic templates, and real-time analytics to optimize deliverability and engagement. The service handles billions of emails monthly, making it a go-to for scalable email infrastructure.

Pros

  • Exceptional deliverability rates and IP reputation management
  • Robust API with SDKs for 100+ languages and easy integrations
  • Comprehensive analytics, testing tools, and email validation

Cons

  • Pricing scales quickly with high volume, potentially costly
  • Dashboard can feel developer-focused, less intuitive for non-technical users
  • Limited native marketing automation compared to all-in-one platforms

Best For

Developers and scaling businesses needing reliable, high-volume transactional email delivery with strong API support.

Pricing

Free plan up to 100 emails/day; paid plans start at $19.95/mo for 50k emails (Essentials), with Pro ($89.95/mo for 100k) and custom Premier tiers; overage and annual discounts available.

Visit SendGridsendgrid.com
5
Klaviyo logo

Klaviyo

specialized

E-commerce focused email and SMS marketing platform with deep data integrations.

Overall Rating9.2/10
Features
9.5/10
Ease of Use
8.8/10
Value
8.5/10
Standout Feature

Integrated Customer Data Platform for behavior-based personalization and predictive analytics

Klaviyo is a robust email marketing platform tailored for e-commerce businesses, specializing in data-driven automation, segmentation, and personalization to drive revenue. It integrates deeply with platforms like Shopify, WooCommerce, and BigCommerce, pulling in first-party customer data for hyper-targeted campaigns such as abandoned cart flows and post-purchase sequences. With powerful analytics and A/B testing, it helps brands optimize email performance at scale.

Pros

  • Exceptional e-commerce integrations and automation flows
  • Advanced segmentation using real-time customer data
  • Comprehensive analytics and revenue tracking

Cons

  • Pricing escalates quickly with list size and sends
  • Steeper learning curve for non-e-commerce users
  • Limited standalone design tools compared to generalists

Best For

E-commerce brands seeking sophisticated, revenue-focused email automation and personalization.

Pricing

Free for up to 250 contacts and 500 emails; paid plans from $20/month (500 contacts) scaling by active profiles and volume tiers up to enterprise.

Visit Klaviyoklaviyo.com
6
HubSpot logo

HubSpot

enterprise

Inbound marketing hub including email sending with CRM, automation, and personalization tools.

Overall Rating8.6/10
Features
9.2/10
Ease of Use
8.4/10
Value
7.8/10
Standout Feature

CRM-powered dynamic personalization that pulls real-time customer data into emails

HubSpot is a comprehensive CRM platform with robust email marketing tools in its Marketing Hub, enabling users to design, automate, and send personalized email campaigns at scale. It features drag-and-drop email builders, dynamic content, A/B testing, and advanced segmentation based on CRM data. The platform excels in tracking engagement metrics and integrating with sales pipelines for lead nurturing.

Pros

  • Seamless integration with CRM for hyper-personalized emails
  • Powerful automation workflows and A/B testing
  • Detailed analytics and reporting for campaign optimization

Cons

  • Expensive pricing tiers for high-volume sending
  • Steep learning curve for advanced features
  • Limited free plan (2,000 emails/month)

Best For

Growing businesses needing integrated CRM and email marketing for lead nurturing and sales alignment.

Pricing

Free plan (2,000 emails/mo); Starter from $20/mo (up to 5x contacts); Professional $890/mo; Enterprise $3,600/mo (billed annually).

Visit HubSpothubspot.com
7
Constant Contact logo

Constant Contact

specialized

User-friendly email marketing tool for small businesses with templates and event management.

Overall Rating8.1/10
Features
8.0/10
Ease of Use
9.2/10
Value
7.4/10
Standout Feature

Integrated event management and RSVP tools that sync seamlessly with email campaigns

Constant Contact is an email marketing platform tailored for small businesses, nonprofits, and beginners, enabling users to create, send, and track email campaigns with ease. It provides drag-and-drop email builders, customizable templates, contact management, automation workflows, and analytics for performance tracking. Beyond emails, it includes tools for events, surveys, and social media posts, making it a versatile all-in-one solution for marketing outreach.

Pros

  • Intuitive drag-and-drop editor ideal for non-designers
  • Robust template library with mobile-responsive designs
  • Excellent customer support via phone, chat, and email

Cons

  • Pricing scales quickly with contact list size
  • Limited advanced automation compared to enterprise tools
  • Less flexibility in email design customization

Best For

Small businesses and marketing beginners seeking a user-friendly platform with strong support and straightforward email campaign tools.

Pricing

Starts at $12/month (Core plan for up to 500 contacts), with Plus at $35/month (up to 2,500) and Pro at $80/month (up to 5,000); billed annually or monthly with a 60-day free trial.

Visit Constant Contactconstantcontact.com
8
MailerLite logo

MailerLite

specialized

Affordable email marketing platform with drag-and-drop editor and automation workflows.

Overall Rating8.4/10
Features
8.2/10
Ease of Use
9.4/10
Value
9.3/10
Standout Feature

Highly intuitive automation workflows that allow complex multi-step sequences without coding

MailerLite is a user-friendly email marketing platform designed for creating, sending, and automating email campaigns with features like drag-and-drop editors, subscriber segmentation, and A/B testing. It also includes tools for building landing pages, popups, and signup forms to help grow and engage email lists effectively. The platform emphasizes simplicity and affordability, making it accessible for beginners while offering solid performance for growing businesses.

Pros

  • Generous free plan supporting up to 1,000 subscribers and 12,000 emails per month
  • Intuitive drag-and-drop editor and automation builder for quick campaign setup
  • Strong focus on deliverability with clean IP reputation and easy list management

Cons

  • Limited advanced reporting and analytics compared to enterprise tools
  • Customer support primarily via email without phone or live chat options
  • Fewer third-party integrations than competitors like Mailchimp

Best For

Small businesses, freelancers, and startups seeking an affordable, easy-to-use email marketing solution without a steep learning curve.

Pricing

Free plan for up to 1,000 subscribers; paid Growing Business plans start at $10/month (up to 500 subs) and scale with subscriber count; Advanced plan from $20/month adds features like custom HTML.

Visit MailerLitemailerlite.com
9
GetResponse logo

GetResponse

specialized

Email marketing software with autoresponders, landing pages, and webinar hosting.

Overall Rating8.5/10
Features
9.0/10
Ease of Use
8.5/10
Value
8.0/10
Standout Feature

Conversion Funnel builder that seamlessly integrates email sequences, landing pages, and payments into automated sales funnels

GetResponse is an all-in-one email marketing platform designed for creating, sending, and automating email campaigns with high deliverability. It features a drag-and-drop editor, advanced autoresponders, A/B testing, list segmentation, and integrations with e-commerce tools like Shopify. Beyond basic sending, it includes landing pages, webinars, and conversion funnels, making it suitable for businesses scaling their email outreach.

Pros

  • Robust automation workflows and autoresponders for personalized campaigns
  • High email deliverability with responsive templates and A/B testing
  • All-in-one platform including webinars and landing pages

Cons

  • Pricing escalates quickly for larger lists and advanced features
  • Some customization options limited in lower-tier plans
  • Occasional reports of slower support response times

Best For

Small to medium businesses seeking an integrated email automation and marketing tool without needing multiple platforms.

Pricing

Free for up to 500 contacts; paid plans from $19/mo (1,000 contacts) for Basic, up to $99+/mo for Professional and Enterprise tiers.

Visit GetResponsegetresponse.com
10
ConvertKit logo

ConvertKit

specialized

Creator-focused email platform for newsletters, subscriptions, and audience segmentation.

Overall Rating8.1/10
Features
8.3/10
Ease of Use
9.2/10
Value
7.4/10
Standout Feature

Flexible subscriber tagging system that enables highly personalized automations and broadcasts

ConvertKit is an email marketing platform tailored for creators, bloggers, podcasters, and online entrepreneurs, enabling easy newsletter broadcasts, subscriber segmentation via tagging, and automated sequences. It includes tools for building landing pages, forms, and even selling digital products directly through email commerce features. The platform emphasizes growing and nurturing audience relationships without overwhelming complexity.

Pros

  • Intuitive visual automation builder simplifies complex workflows
  • Powerful subscriber tagging for precise segmentation and personalization
  • Integrated commerce tools for selling products to subscribers

Cons

  • Pricing scales steeply with subscriber count, lacking unlimited plans
  • Reporting and analytics are basic compared to enterprise tools
  • Fewer third-party integrations than broader platforms like Mailchimp

Best For

Independent creators, bloggers, and podcasters focused on newsletters and direct audience monetization.

Pricing

Free 14-day trial; paid Creator plan starts at $9/month for up to 300 subscribers, scaling to $29/month for 1,000 and higher tiers up to enterprise levels.

Visit ConvertKitconvertkit.com

Conclusion

The top 10 email sending tools of 2026 offer diverse strengths, with Mailchimp leading as the overall choice for its all-in-one design, automation, and analytics capabilities. Brevo and ActiveCampaign stand out as strong alternatives—Brevo for its comprehensive mix of email, SMS, and CRM features, and ActiveCampaign for powerful automation and CRM integration. Each tool caters to different needs, ensuring there’s a solution for everyone.

Mailchimp logo
Our Top Pick
Mailchimp

Don’t miss out on Mailchimp’s intuitive platform—start a free trial today to experience its streamlined tools and discover how it can transform your email marketing efforts.