Constant Contact vs. WhoisXML Email Verification API
| Product | Rating | Most Used By | Product Summary | Starting Price |
|---|---|---|---|---|
Constant Contact | Score8 out of 10 | N/A | Constant Contact is a full-featured email marketing solution with capabilities such as social media integration, drag-and-drop editing, and real-time reporting. It is a bulk email tool designed for SMB customers. Since 2019, Constant Contact also offers marketing automation features, a website and landing page builder, and other tools to support midsize businesses. | $12 per month |
![]() WhoisXML Email Verification API | Score10 out of 10 | N/A | Email Verification API is a tool that allows verifying the validity of email addresses through API calls using a variety of programming languages (PHP, Node.js, Python, Flask, and Express.js). Developers and product architects can use the API to integrate email-checking capabilities into existing software and applications. Email Verification API helps with the business tasks identified below. Cleaning Up Email Distribution Lists Nonexistent email addresses can hurt… | N/A |
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| Entry-level Setup Fee | No setup fee | No setup fee | ||||||||||||||
| Additional Details | The SMS Marketing tool can be added to any Standard or Premium Constant Contact account. SMS is only available in the US for Standard and Premium paid plans. SMS can be added when logged in to an account after purchase. Plans start at $10/month for up to 500 messages. | — | ||||||||||||||
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| Considered Both Products | No answer on this topic | ![]() No answer on this topic |
| Key User Insights | ||
| Would buy again | ||
85% Would buy again 61 Answers | No answers on this topic | |
| Delivers good value for the price | ||
94% Delivers good value for the price 61 Answers | No answers on this topic | |
| Happy with the feature set | ||
85% Happy with the feature set 61 Answers | No answers on this topic | |
| Lived up to sales and marketing promises | ||
91% Lived up to sales and marketing promises 42 Answers | No answers on this topic | |
| Implementation went as expected | ||
90% Implementation went as expected 46 Answers | No answers on this topic | |
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| Email & Online Marketing |
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| Constant Contact | WhoisXML Email Verification API | |
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| Small Businesses | Mad Mimi Score10 out of 10 | No answers on this topic |
| Medium-sized Companies | Campaign Monitor by Marigold Score9 out of 10 | No answers on this topic |
| Enterprises | Emma by Marigold Score8.5 out of 10 | No answers on this topic |
| All Alternatives | View all alternatives | View all alternatives |
| Constant Contact | WhoisXML Email Verification API | |
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| Likelihood to Recommend | 9.8 | 10.0 |
| Likelihood to Renew | 9.9 | - |
| Usability | 10.0 | - |
| Availability | 9.0 | - |
| Performance | 10.0 | - |
| Support Rating | 10.0 | 10.0 |
| Online Training | 10.0 | - |
| Implementation Rating | 10.0 | - |
| Configurability | 10.0 | - |
| Product Scalability | 10.0 | - |
| Constant Contact | WhoisXML Email Verification API | |
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| Likelihood to Renew |
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| Usability |
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| Reliability and Availability |
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| Alternatives Considered |
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| Scalability |
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| Return on Investment |
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| ScreenShots | Constant Contact Screenshots |








