Comparing Email Warm-Up Tools: Warmy, Warmup Inbox, and Artra.ai
Email warm-up tools play a crucial role in enhancing email deliverability and maintaining a positive sender reputation. In this comparison, we will examine Warmy, Warmup Inbox, and Artra.ai, focusing on their features, benefits, and drawbacks to help you choose the right tool for your email marketing efforts.
Overview of Email Warm-Up Tools
Warmy

Warmy is an automated email warm-up tool that aims to improve deliverability by interacting with real users on various topics in multiple languages. By facilitating real interactions, Warmy helps get emails out of the spam folder and into the inbox. It also ensures emails are opened, marked as important, and replied to, all automatically, making it easy for users to maintain a positive email reputation.
- 7-day free trial with no credit card required.
- Interactions with real people using genuine mailboxes, avoiding fake accounts.
- Supports topic-specific email warm-ups tailored to the user’s needs.
- Available in over 30 languages for global reach.
- Dashboard with real-time monitoring and alerts.
Warmup Inbox

Warmup Inbox is another email warm-up tool that claims to improve deliverability by adding users to a network of over 5,000 email accounts. While it offers basic warm-up functionalities like sending emails, opening them, and replying, Warmup Inbox has been criticized for connecting users to potentially spammy accounts. This lack of quality control could lead to negative impacts on email reputation. Additionally, its daily activity limits may be excessively high, potentially causing users to be flagged as spam.
- Simple pricing: $15-$79
- 7-day free trial available without needing a credit card.
- Basic warm-up features including sending, opening, and replying to emails.
- Limited advanced features compared to competitors.
- Potential association with spammy accounts in its network.
Artra.ai

Artra.ai stands out as one of the most advanced deliverability platforms available, offering real-time monitoring across major internet blacklists and routine DNS checks to ensure the proper functioning of your email infrastructure. Artra uses over 1,000 private, secure, and legitimate email accounts to simulate interactions such as opening, clicking, viewing, and replying to emails. This strategy demonstrates the importance of your emails to service providers, improving domain and IP reputation and keeping emails out of the spam folder.
- Real-time monitoring for blacklists.
- Automates up to 50 warm-up messages daily.
- Performs up to 2,500 actions (clicks, opens, views, replies) per month.
- Monitors and records undeliverable messages.
- Email list verification and DNS record checking.
- Spam Message Analyzer for improved email health.
Feature Comparison
Feature | Warmy | Warmup Inbox | Artra.ai |
---|---|---|---|
Trial Option | 7-day free trial | 7-day free trial | 14-day free trial & 30-day satisfaction guarantee |
Real People Interaction | Yes, with real mailboxes | Yes, but may link to spammy accounts | Yes, with over 1,000 private accounts |
Topic-Specific Emails | Yes, user-selected topics | No, uses generic emails | Yes, customizable messaging templates |
Customizable Plans | Not specified, flexible interactions | Simple monthly or annual pricing per inbox | Plans based on email volume and team size |
Dashboard and Alerts | Yes, real-time monitoring | Basic features only | Yes, with detailed monitoring of blacklists and DNS checks |
Email Health Checks | Yes, checks SPF, DKIM, DMARC, and blacklists | No advanced health checks | Yes, comprehensive checks including data leaks |
Pricing | $49-$429 per user | $15-$79 per user | $39 per user |
Pros and Cons
Warmy Pros
- Interacts with real people, improving authenticity.
- Supports multiple languages for international campaigns.
- Offers topic-specific warm-ups for industry alignment.
- Includes thorough email health checks.
Warmy Cons
- Lacks detailed information on customizable plans and pricing.
Warmup Inbox Pros
- Affordable and straightforward pricing options.
- Easy to start with a 7-day free trial.
- Provides basic email warm-up features.
Warmup Inbox Cons
- Connects users with potentially spammy accounts, which may harm email reputation.
- Limited advanced features compared to competitors.
- High daily activity limits could raise spam flags.
Artra.ai Pros
- Advanced platform with robust spam avoidance features.
- Uses secure, private accounts for warming, enhancing credibility.
- Real-time blacklist monitoring and comprehensive DNS checks.
- Generous 14-day trial with fast support.
Artra.ai Cons
- May have a waitlist for new users due to high demand.
- Limited availability outside North America and Europe.
Conclusion
Choosing the right email warm-up tool depends on your specific needs and priorities. Warmy is ideal for businesses that want authentic interactions with real people, support for multiple languages, and topic-specific warm-ups. Warmup Inbox, while cost-effective and easy to use, may pose risks due to its association with potentially spammy accounts and lack of advanced features. Artra.ai offers the most comprehensive solution with robust monitoring, advanced email interaction features, and a competitive price point, making it the best choice for those looking to quickly and effectively improve email deliverability.
Overall, Artra.ai provides the most feature-rich experience, offering significant value for both teams and individual users.