Retainful vs SMTP vs Moosend Comparison
Retainful
Starting at $19 /Month
- Free Trial
- Large Enterprises
- Medium Business
Welcome to Retainful: an eCommerce tool designed to help online stores succeed since 2018. Our automated email marketing solutions enable store owners to recover abandoned carts, reduce customer attrition and grow repeat…
SMTP
Starting at Contact for pricing
- Individuals
- Freelancers / Consultants
SMTP was built to solve the challenges of sending email from devices behind restrictive firewalls or communicating directly with a server over SMTP. It features multiple design elements and components that have been opti…
Moosend
Starting at Contact for pricing
- Large Enterprises
- Medium Business
Moosend is a powerful Email Marketing Software for small businesses that's easy to use and affordable, with a robust feature set. With its user-friendly interface and newbie-friendly training, Moosend makes it easy to cr…
Retainful leads on user satisfaction with a 5.0-star rating across 2 reviews.
Retainful vs SMTP vs Moosend — at a glance
| Feature | Retainful | SMTP | Moosend |
|---|---|---|---|
| Rating | 5.0 / 5 | 4.3 / 5 | 4.3 / 5 |
| Reviews | 2 | 11 | 416 |
| Starting price | $19 /Month | Contact for pricing | Contact for pricing |
| Free trial | Yes | No | No |
| Free version | No | No | No |
| Best for | Large Enterprises, Medium Business, Small Business | Individuals, Freelancers / Consultants, Large Enterprises | Large Enterprises, Medium Business, Small Business |
| Category | Email Marketing Software | Transactional Email Software | Email Marketing Software |
| Platforms | SaaS/Web/Cloud | SaaS/Web/Cloud | SaaS/Web/Cloud |
| API | — | Available | Available |
| Support modes | Online | 24/7 (Live rep), Business Hours, Online | Business Hours, Online |
| Certifications | — | — | GDPR |
| Data residency | US | US | US |
Key differences between Retainful and SMTP
- Pricing: Retainful starts at $19 /Month. SMTP pricing is not publicly listed.
- Free trial: Retainful offers a free trial; SMTP does not.
- Target audience: Retainful is built for Large Enterprises and Medium Business, while SMTP targets Individuals and Freelancers / Consultants.
- User satisfaction: Retainful scores higher with a 5.0-star average.
- Deployment: Retainful supports SaaS/Web/Cloud; SMTP supports SaaS/Web/Cloud.
Compare Retainful vs SMTP vs Moosend — and walk away knowing which one fits.
Which tool fits your team best
Which is actually cheaper for your team size
Where each product wins, per real buyers
Most Email Marketing Software tools look identical on paper. This comparison cuts to the differences that matter — pricing structure, team fit, and what real buyers found after signing up.
Biggest differences
Features
Pricing
Buying details
Security
Buyer feedback
Integrations
Product tour
Other options
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Retainful, SMTP vs Moosend: Biggest differences
Start here before you go deeper into features.
Large Enterprises, Medium Business, Small Business
Individuals, Freelancers / Consultants, Large Enterprises
Large Enterprises, Medium Business, Small Business
Retainful typically suits Large Enterprises and Medium Business. SMTP tends to fit Individuals and Freelancers / Consultants better. The right choice depends on your team size, workflow, and whether a free trial matters.
Description | Welcome to Retainful: an eCommerce tool designed to help online stores succeed since 2018. Our automated email marketing solutions enable store owners to recover abandoned carts, reduce ... Read More about Retainful | SMTP was built to solve the challenges of sending email from devices behind restrictive firewalls or communicating directly with a server over SMTP. It features multiple design elements and ... Read More about SMTP | Moosend is a powerful Email Marketing Software for small businesses that's easy to use and affordable, with a robust feature set. With its user-friendly interface and newbie-friendly ... Read More about Moosend |
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Entry Level Pricing |
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SpotScoreWhat's this? ↗ | 8.3/10 | 7.2/10 | 8.8/10 |
User RatingsBased on verified Spotsaas reviews | |||
Best Company Size | — | 50 to 500 employees | 1 to 500 employees |
Get pricing help |
Where each option fits best
See where each product is strongest, which teams it fits, and what causes buyers to keep looking — before you commit.
Based on buyer reviews and verified product data collected by Spotsaas.
Key strengths
- Reliable Email Delivery: With SMTP, your emails reach their intended recipients consistently. Businesses benefit from reduced bounce rates and improved communication efficiency.
- Scalability: Whether you're sending a few emails or millions, SMTP scales easily to meet your growing needs. This flexibility helps companies expand their outreach without hitting technical limits.
- Security Features: SMTP protocols improve the security of your email communications. Use its built-in encryption methods to protect sensitive information and build stakeholder trust.
- Email Marketing: Moosend is an intuitive platform that lets teams create, automate, and analyze email campaigns, keeping you connected with your audience without unnecessary complexity.
- Advanced Automation Features: The reliable automation capabilities let you trigger personalized messages based on user behavior. This means you can nurture leads effectively while your team focuses on strategic initiatives.
- Real-Time Analytics: Moosend provides comprehensive reporting tools that give you insights into campaign performance. This data-driven approach helps executives make informed decisions to optimize marketing strategies and boost ROI.
Best fit
- 50 to 500 employees
- Martech, Fintech, SaaS, E-commerce, and Digital Marketing
- Marketing Managers, IT Administrators, Email Marketing Specialists, Sales Executives, and Customer Success Managers
- 1 to 500 employees
- Martech, SaaS, E-commerce, Digital Marketing, and Nonprofit sectors
- Marketing Managers, E-commerce Managers, Digital Marketers, Content Creators, and Marketing Automation Specialists
Reasons buyers look elsewhere
- Users may seek alternatives to SMTP due to deliverability issues, as emails can often be marked as spam or face filtering challenges, impacting communication effectiveness and business operations.
- Security concerns are a common reason for exploring alternatives; SMTP lacks advanced encryption and authentication measures, making it vulnerable to interception and unauthorized access.
- The increasing need for real-time communication drives users towards alternatives that offer instant messaging or collaboration features, which are not supported by traditional SMTP protocols.
- Lacks advanced automation workflows — teams needing complex multi-step sequences often switch to HubSpot or ActiveCampaign
- Price-sensitive buyers find cheaper alternatives like Mailchimp or Klaviyo that cover basic email marketing at half the cost
- Limited onboarding and support — companies wanting hands-on training or dedicated account management choose platforms with stronger customer success teams
Software Demo
Demo |
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How do Retainful, SMTP and Moosend Compare on Features?
Total Features | 15 Features | 5 Features | 22 Features |
|---|---|---|---|
Unique Features | No unique features | No unique features | No unique features |
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Compare Retainful, SMTP and Moosend on pricing
Review starting price, plan structure, and free-trial access side by side so you can see which option fits your budget and buying process.
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Retainful, SMTP vs Moosend: Other Details
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Retainful, SMTP vs Moosend Security & Compliance
Certifications, data handling, and security controls for IT and compliance evaluators.
HIPAA | ✗ No | — |
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GDPR | — | — |
Data Encryption | — | — |
Data Residency | 🇺🇸 US | 🇺🇸 US |
Retainful vs SMTP User Reviews & Rating Comparison
User Ratings | 4.3 (based on 416 reviews) | ||
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Rating Distribution | |||
Spotsaas Editor’s POV generated by AI | Buyer sentiment Buyer sentiment is very strong across 2 reviews, with consistently positive feedback. What buyers like
Common complaints
| Buyer sentiment Buyer sentiment is positive across 11 reviews, with strong overall satisfaction. What buyers like
Common complaints
| Buyer sentiment Buyer sentiment is positive across 416 reviews, with strong overall satisfaction. What buyers like
Common complaints
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Pros and Cons |
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Positive Reviews | No reviews available for the product | No reviews available for the product | No reviews available for the product |
| Negative Reviews | No reviews available for the product | No reviews available for the product | No reviews available for the product |
Retainful, SMTP and Moosend Customers
Customers |  GetGo store  Creo and Piece  alo goods | No Customers information available. | No Customers information available. |
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Media and Screenshots
Screenshots | No screenshots available. | No screenshots available. |
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Videos |  1 Videos |  1 Videos |
Alternatives to Retainful, SMTP, Moosend
Alternatives |
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Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].
Frequently asked questions
- Which is better, Retainful or SMTP?
- Retainful edges out the other on user ratings (5.0 vs 4.3). That said, the best pick depends on your use case, so use the comparison tables above to evaluate each dimension.
- Do Retainful and SMTP offer a free trial?
- Retainful offers a free trial. SMTP does not.
- What is the starting price of Retainful vs SMTP?
- Retainful starts at $19 /Month. SMTP starts at Contact for pricing.
- What are the top alternatives to Retainful?
- Top alternatives to Retainful include Moosend, SMTP, EmailOctopus, Automizy, Mailercloud.
- What are the top alternatives to SMTP?
- Top alternatives to SMTP include Moosend, Kingmailer, Doppler Relay, SocketLabs, GreenArrow Engine.