Best Email Automation Software for Faster Growth [2025]

In 2025, relying on manual sending over advanced email automation software is a critical business failure. This outdated approach wastes time and actively reduces your ROI.  

The competitive reality is severe. Market data shows that 76% of high-performing companies now utilize marketing automation to drive their growth. If you are not personalizing outreach and follow-ups, you are losing valuable leads to competitors who automate everything.

I have tested many tools across B2B and enterprise teams. This guide covers the 14 best email automation tools you can use right now to improve conversions and boost revenue.

Scroll down and pick the email automation platform that fits your business.

1. ActiveCampaign

Best For: Advanced B2B marketers and businesses needing complex, multi-stage automation.

ActiveCampaign remains the heavyweight champion of automation logic in 2025. In my recent tests, the visual workflow builder stood out as the most flexible on the market. I was able to build a "re-engagement" sequence that triggered not just on email opens, but on specific webpage visits and goal completions (like watching a demo video). While the interface has a steeper learning curve than simpler tools, the granularity it offers is unmatched for anyone serious about customer lifecycle management.

Top Features:

• Visual Automation Builder: A drag-and-drop canvas that allows for complex "if/then" logic and split paths. ‍
• Site Tracking: Connects user behavior on your website directly to your email triggers. ‍
• Predictive Sending: AI analyzes historical data to send emails at the exact time a contact is most likely to open. ‍
• CRM Integration: Built-in CRM that automatically updates deals and lead scores based on email engagement.

Pros:

• Unrivaled flexibility in automation workflows.
• Consistently high deliverability rates across major ISPs.
• Deep native integrations with over 900+ third-party apps.
• Advanced lead scoring helps prioritize hot leads for sales teams.

Cons:

• The sheer number of features can be overwhelming for beginners.
• Pricing scales significantly as your contact list grows.
• The "Lite" plan excludes the essential CRM features.

Real User Reviews:

Users on G2 and Capterra consistently rate ActiveCampaign highly (4.5/5 stars), praising its "limitless" automation capabilities. However, a common complaint in 2025 is the complexity of the reporting dashboard, which can take time to master.

My Verdict:

9.5/10 – The gold standard for automation. If you have the budget and the patience to learn it, this tool is a revenue engine.

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2. Brevo (formerly Sendinblue)

Best For: Small businesses, budget-conscious marketers, and transactional emails.

Brevo has successfully rebranded from a simple email tool to a full customer relationship suite. During my evaluation, the standout factor was the pricing model: they charge based on email volume, not the number of contacts. This is a financial lifesaver for businesses with large lists but low sending frequency. I set up a hybrid workflow combining Email and SMS for a local business client, and the process was seamless within their updated "Workflow Editor."

Top Features:

• Multi-Channel Workflows: Combine Email, SMS, and WhatsApp into a single automation path. ‍
• Transactional API: Industry-leading reliability for sending password resets, invoices, and order confirmations. ‍
• Brevo Conversations: A built-in chat widget for your website that feeds data back into your email list. ‍
• Send Time Optimization: Uses machine learning to optimize delivery times for individual users.

Pros:

• Free Plan: Includes unlimited contacts and up to 300 emails/day.
• Cost-effective pricing structure for high-contact lists.
• Excellent capability for transactional emails.
• Includes a basic CRM for small sales teams.

Cons:

• The automation template library is smaller compared to ActiveCampaign.
• The daily sending limit on the free plan (300 emails) can be restrictive during launches.
• Customer support response times can be slow on lower-tier plans.

Real User Reviews:

Brevo holds a strong reputation (4.5/5 on G2) for "value for money." Users love the unlimited contact storage but frequently note that the drag-and-drop builder feels slightly rigid compared to newer design tools.

My Verdict:

9.0/10 – The best value-for-money tool in 2025. Perfect for businesses that need to do more with less.

3. MailerLite

Best For: Bloggers, creators, and solopreneurs who prioritize ease of use.

MailerLite lives up to its name by stripping away clutter without sacrificing power. It is arguably the most intuitive tool I tested this year. I watched a client with zero technical skills build a professional newsletter and a 3-part automated welcome series in under 30 minutes. The interface is clean and responsive making it ideal for teams who don't have a dedicated email developer.

Top Features:

• Drag-and-Drop Editor: Widely considered the most user-friendly editor in the industry. ‍
• Automation Maps: Simple, linear visual workflows that are easy to audit. ‍
• Landing Pages: Built-in builder for high-converting sign-up pages. ‍
• Digital Products: Direct Stripe integration to sell e-books or downloads within emails.

Pros:

• Extremely easy to learn and navigate.
• Generous free plan for up to 1,000 subscribers.
• Excellent 24/7 customer support, even for smaller accounts.
• Includes a website builder for simple projects.

Cons:

• Lacks advanced behavioral triggers (like specific video views).
• The approval process for new accounts is strict to prevent spam.
• Reporting is basic compared to data-heavy tools like Klaviyo.

Real User Reviews:

With a 4.6/5 rating on G2, users adore the "simplicity" and "clean design." The main criticism revolves around the strict compliance team, which can sometimes pause accounts for review unexpectedly.

My Verdict:

8.8/10 – The user experience champion. If you want to start sending today without a headache, this is your tool.

4. Omnisend

Best For: E-commerce stores (Shopify, WooCommerce, BigCommerce).

If you run an online store, generalist tools will frustrate you. Omnisend is purpose-built for e-commerce. Testing it with a Shopify store was a revelation—the "Product Picker" allowed me to pull live product images, prices, and descriptions directly from the store inventory into the email without manual copying. The pre-built workflows for "Cart Abandonment" and "Product Abandonment" are practically ready to go out of the box.

Top Features:

• Product Picker: Drag-and-drop store inventory directly into email campaigns. ‍
• Gamification Forms: "Wheel of Fortune" and "Scratch Card" popups that significantly boost opt-in rates. ‍
• Pre-built E-commerce Workflows: Ready-made templates for cross-selling and recovery.
• ‍SMS & Push Notifications: Integrated channels to reach shoppers on mobile.

Pros:

• Deep, seamless integration with major e-commerce platforms.
• SMS marketing is built-in, not an expensive add-on.
• Unique "gamified" forms drive higher engagement.
• Great segmentation based on purchase history.

Cons:

• Overkill and clunky for non-ecommerce businesses (e.g., consultants).
• Free plan has limited SMS credits.
• Analytics are great for sales but less detailed for general engagement metrics.

Real User Reviews:

Shopify merchants rate it 4.6/5, frequently citing the "Product Picker" and "Gamification" as game-changers. Some negative reviews mention that SMS pricing can get expensive at high volumes.

My Verdict:

9.2/10 – The essential tool for Shopify and WooCommerce owners. It pays for itself in recovered sales.

5. Klaviyo

Best For: Scaling e-commerce brands that rely on deep data analytics.

Klaviyo is the direct competitor to Omnisend but focuses heavily on data science. During my testing, the segmentation capabilities blew me away. I could create a segment of users who "Viewed sunglasses in the last 7 days, spent over $50 lifetime, but didn't open the last 2 emails." This level of granularity allows for hyper-personalized targeting. It is less a marketing tool and more a data platform.

Top Features:

• Deep Segmentation: Create lists based on highly specific behavioral and transactional criteria. ‍
• Predictive Analytics: AI calculates "Customer Lifetime Value" (CLV) and predicts the next purchase date. ‍
• Dynamic Product Feeds: Automatically displays products unique to the viewer's history. ‍
• Benchmark Reports: Compares your performance against similar stores in your industry.

Pros:

• Incredible depth of data and reporting.
• Thousands of pre-built "recipes" for automation flows.
• Massive ecosystem of agencies and experts who support the tool.
• Proven ROI for high-volume stores.

Cons:

• One of the most expensive options on the market.
• Steep learning curve for the analytics features.
• The email editor is functional but less "fun" than MailerLite or Drip.

Real User Reviews:

Klaviyo holds a 4.5/5 rating. Users respect the "power" and "revenue tracking" but often complain about the "price hikes" as their lists grow.

My Verdict:

9.3/10 – The professional choice for data-driven e-commerce. Expensive, but it delivers ROI if you use the data correctly.

6. Kit (formerly ConvertKit)

Best For: Creators, Bloggers, YouTubers, and Podcasters.

Recently rebranded to "Kit," this platform focuses entirely on the creator economy. My experience with Kit highlights its "Creator Network" feature—a growth tool that lets you recommend other newsletters and be recommended in return. When setting up a paid newsletter for a client, the process was seamless; Kit handles the payments, the landing page, and the email delivery in one ecosystem. It prioritizes plain-text emails that feel personal over flashy designs.

Top Features:

• The Creator Network: A collaborative growth engine to boost subscriber counts. ‍
• Visual Automations: Clear, linear workflow builder designed for course delivery. ‍
• Commerce Tools: Built-in ability to sell digital products, subscriptions, and tip jars. ‍
• Tag-Based System: Flexible subscriber management without rigid lists.

Pros:

• Excellent deliverability for text-heavy, personal emails.
• "The Creator Network" is a massive advantage for list growth.
• Monetization features are built directly into the platform.
• Very simple interface focused on writing.

Cons:

• Email design options are intentionally limited (no complex drag-and-drop layouts).
• Reporting is basic compared to tools like HubSpot.
• Pricing is higher than beginner tools like MailerLite.

Real User Reviews:

Creators rate Kit 4.3/5, loving the "simplicity" and "community growth" features. Some users wish for more flexibility in designing aesthetic templates.

My Verdict:

8.9/10 – The best friend for any creator looking to monetize their audience directly.

7. HubSpot Marketing Hub

Best For: Scaling B2B companies and enterprises requiring sales alignment.

HubSpot is more than email software; it is a methodology. I use HubSpot for larger B2B clients because of its unified ecosystem. The "Smart Content" feature is particularly impressive—it allowed me to show different text and images in the same email depending on whether the recipient was a CEO or a Marketing Manager. It seamlessly connects marketing efforts with sales teams, logging every email open directly into the CRM deal.

Top Features:

• Smart Content: Dynamically change email sections based on CRM data fields. ‍
• Unified CRM: Email activity is instantly visible to sales reps. ‍
• Attribution Reporting: Tracks exactly which email led to closed revenue. ‍
• Workflow Operations: Automates internal tasks (like assigning leads) alongside external emails.

Pros:

• Perfect alignment between marketing and sales data.
• HubSpot Academy offers industry-leading training resources.
• One login for Email, Social, Ads, and Service tickets.
• Extremely powerful scalability.

Cons:

• Very Expensive: The jump from "Starter" to "Professional" (where automation lives) is steep ($800+/mo).
• Contract commitments are often annual.
• Overwhelming feature set for small businesses.

Real User Reviews:

Rated 4.4/5 on G2. Users are "loyal for life" due to the all-in-one convenience but consistently cite "cost" as the major barrier to entry.

My Verdict:

9.0/10 – The enterprise choice. If you have a sales team and a budget, nothing else comes close to this level of integration.

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8. Saleshandy

Best For: B2B sales teams, agencies, and marketers focused purely on high-volume, automated cold email outreach.

Saleshandy is a powerful, AI-driven platform. It specializes in cold email automation. I tested its 2025 features for B2B prospecting. It manages the whole outreach process. It finds leads. It automates sequences. It handles replies. This makes cold campaigns scalable. Personalization is maintained even at high volume. The platform automatically manages email warmup. This is critical for protecting your sender reputation. It ensures high inbox placement in 2025. Saleshandy streamlines the entire sales workflow.

Top Features:

• B2B Lead Finder: This tool discovers prospects automatically. It uses a database of over 700 million professional contacts. You can use AI prompts to filter results. For example, "Find CEOs in fintech startups in New York." ‍
• Email Infrastructure Automation: Saleshandy handles the technical setup. It manages domain purchases and configuration. This includes SPF, DKIM, and DMARC settings. ‍
• AI Sequence Copilot: It generates full, personalized multi-step sequences. You just provide your audience and goals. ‍
• Deliverability Suite: This suite is built-in. It features account warmup and sender rotation. It also detects spam words. This ensures maximum inbox delivery. ‍
• AI Reply Management: Replies are sorted automatically in a unified inbox. AI categorizes them fast. Categories include "meeting booked" or "not interested." ‍
• AI Custom Variant: You can quickly create multiple copy variations. This is great for split testing cold email content.

Pros:

• It is built specifically for B2B cold outreach.
• It includes a massive 700M+ contact database.
• Deliverability features are comprehensive and integrated.
• It allows unlimited teams and sequences.
• A free LinkedIn Chrome extension is provided for lead finding.
• Reporting and analytics are detailed.

Cons:

• It offers only a limited 7-day free trial.
• The tool is highly specialized. It lacks broad e-commerce features.
• The best pricing requires an annual commitment.

Real user reviews:

Saleshandy has excellent user scores. It holds 4.6/5 stars on G2. Capterra users also rate it highly. Users praise the "easy-to-use interface." They highlight the effective lead-finding tools. Agencies specifically value the centralized client management.

My verdict:

9.3/10 – This is the best platform for cold email specialization. If B2B sales automation is your main focus, Saleshandy is powerful and reliable. It provides the tools to scale outreach intelligently.

9. GetResponse

Best For: Marketers needing an "All-in-One" tool (Webinars + Funnels).

GetResponse has evolved into a complete inbound marketing engine. In my testing of their "Conversion Funnel" feature, I was able to generate a Facebook ad, a landing page, an autoresponder series, and a checkout page in one visual flow. It is unique in offering webinar hosting directly within the platform, saving users from paying for separate tools like Zoom or ClickFunnels.

Top Features:

• Conversion Funnels: Visual funnel builder for end-to-end sales campaigns. ‍
• Webinars: Integrated webinar hosting with automated follow-ups. ‍
• AI Email Generator: Creates subject lines and body copy from text prompts. ‍
• Push Notifications: Web push capabilities included.

Pros:

• Great value for users who want to consolidate multiple tools (Webinars, Funnels, Email).
• Solid automation workflow builder.
• Good support for multiple languages.
• AI features are well-integrated to save time.

Cons:

• Advanced automation is gated behind higher-tier "Plus" plans.
• Some templates feel slightly dated compared to modern design standards.
• Deliverability can be inconsistent compared to ActiveCampaign.

Real User Reviews:

Users give it 4.2/5 stars, valuing the "versatility" of having webinars and email in one place. Negative reviews often mention that the interface can feel "cluttered" due to the sheer number of features.

My Verdict:

8.5/10 – A versatile Swiss Army Knife. Great if you want to run webinars and funnels without managing a tech stack of 5 different apps.

10. Moosend

Best For: Small businesses looking for advanced features on a budget.

Moosend is often overlooked, but it punches above its weight. During my review, I was surprised to find enterprise-level triggers like "Weather-Based Automation" in such an affordable tool. I successfully set up a campaign that triggered emails based on local rainfall data—a feature usually reserved for expensive enterprise suites. The interface is simple, functional, and gets the job done without fanfare.

Top Features:

• Weather-Based Triggers: Automate emails based on the recipient's local weather conditions. ‍
• AI Subject Line Optimizer: Real-time scoring and suggestions for subject lines. ‍
• Countdown Timers: Drag-and-drop urgency elements for emails. ‍
• Visual Workflow Builder: Easy-to-use editor for setting up automation loops.

Pros:

• Highly affordable pricing structure.
• Advanced automation features included in lower tiers.
• Unlimited emails on paid plans.
• 30-day free trial to test all features.

Cons:

• The integrations library is smaller than major competitors.
• The interface feels slightly dated visually.
• No "Free Forever" plan (only a trial).

Real User Reviews:

Rated 4.7/5 on G2, Moosend has a loyal following due to its "price-to-performance ratio." Users frequently ask, "Why pay more for Mailchimp when Moosend does it for half the price?"

My Verdict:

8.7/10 – The hidden gem. If you have a small budget but want cool automation tricks, start here.

11. Drip

Best For: Direct-to-Consumer (DTC) brands wanting a visual, colorful alternative to Klaviyo.

Drip positions itself as the "Revenue Engine" for DTC brands, and it certainly looks the part. The interface is the most visually appealing of the bunch, using bright colors and clear iconography. I found their "On-Site" popup builder to be sophisticated, allowing for "Spin to Win" games similar to Omnisend. It connects deeply with Shopify to provide e-commerce data without the intimidating spreadsheet look of Klaviyo.

Top Features:

• Visual Workflows: Beautiful, color-coded automation paths that are easy to understand. ‍
• E-commerce Integrations: Seamless connections with Shopify, Magento, and WooCommerce. ‍
• On-Site Popups: flexible form builder with behavioral triggers. ‍
• Dynamic Content: Personalize product recommendations easily.

Pros:

• Fun, user-friendly interface that reduces "data fatigue."
• Excellent segmentation capabilities for e-commerce.
• Flat pricing structure based on list size.
• Responsive support team.

Cons:

• Can be overkill for non-ecommerce businesses.
• Reporting is good but less granular than Klaviyo.
• Slightly higher price point than generalist tools.

Real User Reviews:

Drip holds a 4.4/5 rating. Users love the "visual" aspect of the workflows and the ease of setting up complex e-commerce sequences.

My Verdict:

9.0/10 – The stylish e-commerce choice. Perfect for brands that want power but prioritize a good user experience.

12. Mailchimp

Best For: Small to mid-sized businesses and agencies needing an "All-in-One" marketing ecosystem.

Mailchimp is the 800-pound gorilla of the industry. In my testing of their 2025 updates, it’s clear they have pivoted from just "email" to a full marketing platform. I tested their "Customer Journey Builder" and found it surprisingly robust for setting up multi-step triggers based on shopping behavior. While many users complain about the price, the "Content Optimizer" (which uses AI to critique your design before you send) saved me from sending a cluttered email twice. It’s the tool you choose when you want reliability and don't want to hunt for integrations—because it integrates with everything.

Top Features:

• Customer Journey Builder: A visual map to automate emails based on behavior (clicks, purchases, signups). ‍
• Predictive Segmentation: AI models that predict which users are "likely to purchase" so you can target them. ‍
• Content Optimizer: Real-time AI suggestions to improve your copy and layout. ‍
• Creative Assistant: Automatically resizes your brand assets for email, social, and landing pages.

Pros:

• Massive integration library (300+ native integrations).
• Very stable and reliable deliverability.
• The "Free" plan is still a solid entry point for hobbyists (though more limited than before).
• AI features are genuinely helpful, not just gimmicks.

Cons:

• Pricing: It gets very expensive very quickly. They charge for "unsubscribed" contacts unless you archive them.
• Support is notoriously difficult to reach on the Free and lower-tier plans.
• The interface can feel cluttered because they have stuffed so many features (Social, Websites, Postcards) into one dashboard.

Real user reviews:

Mailchimp generally hovers around 4.3/5 stars on major review sites. Users praise the "set it and forget it" reliability and the vast ecosystem. The most consistent complaint in 2025 is the pricing structure, which many long-time users feel has become too steep compared to competitors like Brevo.

My verdict:

8.8/10 – The industry standard. It is expensive, but it works seamlessly with almost any other software you use. If you want a "safe" choice that every freelancer knows how to use, this is it.

13. Constant Contact

Best For: Event organizers, Non-profits, and beginners who need phone support.

Constant Contact is the veteran that refuses to retire, and for good reason. When I tested it, I immediately noticed it wasn't trying to be ActiveCampaign. It keeps things simple. The standout feature for me was the Event Marketing tool. I was able to create an invitation, track RSVPs, and even sell tickets directly inside the email platform—something most other tools require a 3rd party plugin to do. If you run charity galas, webinars, or local workshops, this feature alone makes it worth the price.

Top Features:

• Event Marketing: Native tools to create registration forms, track attendees, and sell tickets. ‍
• Social Media Posting: Schedule posts to Facebook, Instagram, and LinkedIn from the same dashboard. ‍
• Phone Support: One of the few providers that still offers easily accessible phone support for customers. ‍
• List Building Tools: SMS and "Text-to-Join" features are very easy to set up.

Pros:

• Extremely beginner-friendly; practically zero learning curve.
• Best-in-class support for non-technical users.
• Great niche features for events and donations.
• High deliverability rates.

Cons:

• Basic Automation: You cannot build complex, branching logic (e.g., "If they click X, wait 2 days, then send Y. If they click Z, send immediately"). It is mostly linear.
• Pricing is higher than the market average for the feature set provided.
• Templates can feel a bit "corporate" and dated compared to Flodesk or Drip.

Real user reviews:

Rated approximately 4.0/5 stars. The user base is fiercely loyal because of the customer service. "I can actually call someone" is a frequent comment. However, advanced marketers often review it poorly because it lacks deep behavioral automation functionality.

My verdict:

8.3/10 – The "Safe" bet. If you aren't tech-savvy and just want to send nice newsletters and manage events without a headache, this is the perfect tool.

14. AWeber

Best For: Affiliate marketers, Solopreneurs, and users who want reliable simplicity.

AWeber has been around since the 90s, but their 2025 version is surprisingly modern. My favorite test with AWeber was the Canva Integration. I could design a graphic in Canva and push it directly into my AWeber email without leaving the browser tab—a huge time saver. I also tested their "Smart Designer," where I just pasted my website URL, and it automatically generated 5 branded email templates that matched my site's logo and color scheme perfectly. It is a workhorse tool that "just works."

Top Features:

• Canva Integration: Seamless design workflow between Canva and your email editor. ‍
• AMP for Email: Allows you to put interactive elements (like image carousels) inside emails. ‍
• Smart Designer: AI tool that builds branded templates from your website URL in seconds. ‍
• 24/7 Support: High-quality support available even for free users (a rarity).

Pros:

• Very "Affiliate Marketing" friendly (they are less strict about affiliate links than Mailchimp).
• Solid, consistent deliverability.
• Full access to all features on the "Lite" versions, just limited by subscriber count.
• Integration with practically every landing page tool in existence.

Cons:

• Automation is linear and simple; it lacks the complex "visual map" capabilities of ActiveCampaign.
• Legacy pricing model: You are charged for unsubscribed contacts unless you delete them.
• The User Interface (UI) is functional but feels a bit utilitarian and dry.

Real user reviews:

AWeber holds a solid 4.2/5 stars. It is often described as "Rock Solid." Users rarely complain about bugs or downtime. The negative reviews usually focus on the fact that it hasn't innovated as fast as younger tools like Kit or Beehiiv.

My verdict:

8.5/10 – The reliable veteran. It won't dazzle you with flashy new tech, but it will get your emails delivered. If you are an affiliate marketer, this is likely your best option.

Why Email Marketing Automation Matters in B2B

B2B email marketing has changed fast. Buyers want quick answers and clear value. Manual sending cannot keep up. Email marketing automation helps you reach every lead at the right time.

With the right tool, you can segment your list and score leads. You can send follow ups without doing the work by hand. You can run smart email sequences that guide prospects from first touch to closed deal.

Automation also keeps your email list clean. It protects your sender score. It helps your emails land in the inbox, not the spam folder.

If you want better outreach and higher conversions, you need a strong email automation tool. It is the base of every winning B2B email marketing plan today.

Fuel Your Automation: The Importance of High-Quality B2B Data

You can have the most expensive automation software in the world, but if you are sending emails to invalid addresses, you are burning money. Bad data triggers spam filters, ruins your domain reputation, and gets your expensive automation accounts banned.

Your automation engine needs premium fuel. That is where SMARTe comes in.

SMARTe: The Best B2B Contact Database for Prospecting

While tools like ActiveCampaign and Brevo handle the sending, SMARTe handles the finding. It is a global B2B contact database designed to help sales and marketing teams find email addresses and mobile numbers that actually work.

Why it pairs perfectly with automation:

• Fuel for Your Workflows: You can’t automate outreach if you don’t have anyone to reach. SMARTe provides access to 284 million+ global contacts, ensuring you always have fresh leads to feed into your automation sequences. ‍
• Protect Your Deliverability: SMARTe offers real-time data verification. By only feeding verified emails into your automation tool, you keep your bounce rate low and your sender reputation high. ‍
• Find Email Addresses Instantly: With their Chrome extension, you can visit a LinkedIn profile or corporate website and instantly reveal verified work emails and direct dial phone numbers, then push them directly to your CRM. ‍
• Global Reach: Unlike many US-centric data providers, SMARTe specializes in global data, making it essential for international campaigns.

If you are building cold outreach automations or need to enrich your current leads, SMARTe is the missing link. Don't risk your sender score with guessed emails; use SMARTe to get the data right the first time.