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If you are doing cold email outreach, then you have probably used (or at least heard of) Lemwarm.
Lemwarm is an email warm-up tool by Lemlist that is known to improve email deliverability rates.
However, it has some significant limitations in its capabilities that can’t be ignored.
And that’s the exact reason why you are here – looking for Lemwarm alternatives!
In this article, I will expand upon the limitations of Lemwarm and also suggest the top 10 Lemwarm alternatives that will better align with your business requirements.
Let’s get started!
Lemwarm Alternatives – Table of Content
- How Did I Select the Lemwarm Alternatives?
- Why Should You Look For Lemwarm Alternatives?
- 10 Best Lemwarm Alternatives to Get Results from Email Warm-Up
- Why TrulyInbox Tops the List of Lemwarm Alternatives?
- FAQs
How Did I Select the Lemwarm Alternatives?
You must be curious how I chose these Lemwarm alternatives. Right?
Well, I adopted a multi-faceted approach.
The Lemwarm alternatives that I choose are selected after hours spent on meticulous research, vetting each tool thoroughly, and then comparing the features to make sure that each alternative I share outshines Lemwarm in one way or another.
To give you a transparent overview of our research process, check out the breakdown of our selection process:
1. Market Research
First, I researched the market deeply and compiled a list of potential alternatives to Lemwarm through both online research and consultations with industry experts who have first-hand experience using these tools.
2. Feature Analysis
Secondly, my team rigorously compared the features of each tool against Lemwarm.
This included evaluating ease of use, customization options, analytical capabilities, the number of email accounts that can be connected, emails sent every day, etc.
Our focus was on identifying tools that not only matched Lemwarm’s capabilities but also offered unique features that could provide additional value to you.
3. User Reviews and Feedback
Third, I scoured various forums, social media platforms, and software review websites like G2 & Capterra to gather user feedback.
4. Pricing and Value for Money
I then considered the value for money factor to ensure that the price you pay offers the best return on investment.
5. Trial and Testing
Lastly, our team conducted hands-on trials of all the tools. This allowed us to verify the claims made by the tools in terms of functionality and user-friendliness.
Our team spent extensive time testing each tool to ensure that our recommendations are based on personal experience and not just on false claims.
Now that you know how I sourced Lemwarm alternatives for the blog, let’s move on to the next section that mentions why you should look for Lemwarm alternatives.
Why Should You Look For Lemwarm Alternatives?
Lemwarm is an email warm-up tool by Lemlist that enables you to boost your deliverability rates.
You can connect your email accounts, set it up for the warm-up process, and then monitor the key metrics like deliverability rate, open rate, spam rate, etc, within the platform.
However, besides being an exceptional email warm-up tool, there are limitations with Lemwarm that are essential to address.
We will go through them one by one.
Source: G2
Source: G2
Important Note: Since Lemwarm is not listed separately on G2, Lemlist users have left their reviews on Lemwarm under the Lemlist product listing.
1. No Free Trial
You don’t get a free trial with Lemwarm; hence, you can’t explore features or examine their impact on email warm-up.
On the other hand, with tools like TrulyInbox, you get a 7-day free trial, allowing you enough time to test and try the capabilities of the tool and make an informed decision before you pay for the tool.
2. Charges Per Email Account
While using Lemwarm, you can only warm up one email account without racking up the bill. Every time you connect an email account, you have to pay extra dollars.
However, this is not the case with TrulyInbox, as you can connect unlimited email accounts without shelling out extra money from your pocket.
3. Limited Customization Opportunities
With Lemwarm’s automated email warm-up service, the customization options are limited.
For instance, you can only customize limited settings; instead of sending automated email copy, you can send your own email templates.
Hence, if you are looking for an email warm-up tool that allows you to customize many more aspects, like selecting the time intervals to send emails, how many emails to send per day, etc., these features can allow you to tailor your strategy as per your business requirements.
Now that you know Lemwarm’s limitations, let’s check out its top alternatives you can consider using for warming up your email accounts.
10 Best Lemwarm Alternatives to Get Results from Email Warm-Up
Email deliverability is a make-or-break factor for any business that relies on cold email outreach to generate leads.
A single missed opportunity could mean losing out on potential leads or damaging your brand’s credibility.
I know how important it is to choose the right email warm-up tool.
That’s why I have come up with this list of the 10 best Lemwarm alternatives to help you ace your email deliverability game.
Let’s start digging deep!
1. TrulyInbox
TrulyInbox is the most affordable Lemwarm alternative. It gradually increases the sending volume to help you bypass spam filters and ensure that emails land in your prospects’ inboxes.
It has a smart AI algorithm that sends high-quality, unique, and personalized email copies with subject lines.
Additionally, TrulyInbox mimics human-like email behavior by creating real B2B conversations – replying to emails and keeping them under the same thread – to establish a positive reputation with email service providers.
The best part? It’s all done on autopilot; hence, you don’t even have to lift a finger.
Key Features
- Human-like AI-generated content: TrulyInbox leverages AI to write content in every email, ensuring each message that goes out is unique and personalized.Â
- Automatic engagement: It uses a network of real inboxes to keep the warm-up communication ongoing and realistic to improve the sender’s reputation.
- Â Dedicated Support Team: if you are stuck anywhere, you can get support from dedicated email deliverability experts who are available to help you optimize campaigns and improve inbox placement.
Pros
- It has affordable pricing plans.Â
- With TrulyInbox, you can connect an unlimited number of email accounts.Â
- You can set customized email ramp-up and reply rates.Â
- It has an intuitive interface and is easy to use.
- There is a free 7-day trial available without requiring a credit card.
Cons
- No advanced reporting
Pricing Plans (Billed Annually)
- Starter: $29/Month (5 active email accounts for warm-up)Â
- Growth: $79/Month (connect unlimited email accounts)Â
- Scale: $159/Month (connect unlimited email accounts)Â
- Business: $239/Month (connect unlimited email accounts)
What do customers have to say?
2. WarmUp Inbox
Next on our list of Lemwarm alternatives is WarmUp Inbox, which is designed to help you improve email deliverability rates.
WarmUp Inbox has a simple and user-friendly interface that enables you to monitor and track the progress of your email warm-up process.
Moreover, with detailed analytics and insights into inbox health monitoring, you can optimize your campaigns by getting a detailed overview of your key metrics.
Key Features:
- Large Real Inboxes Network: WarmUp Inbox connects your email with a network of over 20,000 real inboxes to exchange communication and improve your sender’s reputation and deliverability​​.
- Inbox Health and Reports: You can access a detailed report on your email and domain health by checking DNS records, SPF, DKIM, and DMARC settings.Â
- Integration with Major ESPs: It offers seamless integration with all major email service providers, including Gmail, Outlook, Yahoo, Salesforce, AWS, AOL, SendGrid, Sendinblue, Mailgun, Zoho, and other SMTP providers​​.
Pros:
- It significantly improves the email delivery rate and prevents emails from landing in spam or being blacklisted​​.
- WarmUp Inbox is simple and easy to use​​.
- It monitors your email health and sends notifications if issues arise.Â
Cons:
- Some users have reported receiving warm-up emails in their inboxes even after closing their accounts​​.
- No free trial
Pricing Plans
- Basic: $180 yearly per mailbox
- Pro: $588 yearly per mailbox
- Max: $948 yearly per mailbox
What do customers have to say?
3. Warmy.io
Warmy.io is another Lemwarm alternative that stands out in our list as a robust all-in-one auto email deliverability tool.
Moreover, it is packed with additional features that can help you optimize your campaigns and increase their effectiveness.
Also Read: 10 Warmy.io Alternatives To Boost Email Deliverability In 2025
The list of features includes A/B testing of email content and subject lines, email tracking, analytics, and integrations with popular CRM platforms.
Key Features
- AI-Powered Email Interactions: It uses advanced AI to perform personalized email interactions.Â
- Variety of Warm-up Strategies: Warmy.io has various inbuilt strategies that can help you execute successful marketing campaigns.Â
- Real-Time Reporting: You can get real-time updates and insights into the email warm-up process and its impact on deliverability.
Pros
- Warmy.io offers excellent technical support.Â
- It provides detailed deliverability insights into the key metrics.Â
- With Warmy.io, you can send up to 2,000 warm-up emails per day.Â
Cons
- The initial setup process can be overwhelming.Â
Pricing (Billed monthly)
- Platinum: $429 per mailbox
- Expert: $279 per mailbox
- Premium: $189 per mailbox
- Business: $129 per mailbox
- Starter: $49 per mailbox
What do customers have to say?
4. SmartLead
Smartlead is an outreach platform that offers a gamut of features that can help you find and connect with potential leads.
It can be considered one of the best Lemwarm alternatives because it has an AI-powered warm-up platform.
Also Read: Top 10 Smartlead Alternatives & Competitors to Checkout in 2025Â
Smartlead’s email warm up tool automates the process and emulates human-like conversations to drive maximum primary inbox placement.
Key Features
- Unlimited Warm-Ups: You can connect unlimited email accounts for warm-up.Â
- AI-powered conversations: SmartLead uses AI to emulate human-like conversations in the warm-up emails.
- Improved Sender Reputation: You can build a robust sender reputation with SmartLead as it simulates real user behavior by sending and opening the email.Â
Pros:
- Enhanced email deliverability.
- Scalable for any campaign size.
- Its robust features can improve inbox placement.
- It offers a 14-day free trial.Â
Cons:
- It can be a complex tool for new users.
Pricing
BASIC PLAN: $34/month
POPULAR PLAN: $66/month
PRO PLAN: $79/month
What do customers have to say?
5. Mailivery
You can consider Mailivery as a Lemwarm alternative if you want to customize the number of emails delivered to achieve the desired response rate.
It uses AI to create, send, and interact with your email account automatically behind the scenes.
What’s more? Mailivery also automatically opens, responds, and takes out the email from the SPAM or promotion folder just in case they land there.
Key Features
- Blacklist Monitoring: Mailivery will send alerts to you if you are blacklisted and offer actionable recommendations to improve your sender reputation.Â
- Customization: You can customize email interactions for optimal deliverability.
- Dashboard: It has exclusive dashboards for tracking spam folder placement and sender reputation.
Pros
- Â Enhances inbox placement and open rates significantly.
- With AI-powered interactions, you can boost deliverability in real-time.
- It has tailored features for team management and domain statistics.
- You can set the sending volume, timing, and other settings.
Cons
- You can connect a limited number of email accounts.
Pricing
- Starters: $29/month
- Professional: $ 79/month
- Business: $199/month
What do customers have to say?
6. Mailreach
Another Lemwarm alternative in the list is Mailreach. It is an email deliverability tool that can help increase the sender reputation of your email accounts.
Mailreach sends human-written emails, automatically opens them, marks them as important, and removes them from spam and other categories.
With Mailreach, you can automate your email warm-up completely and monitor campaigns to make sure that you get the best results.
Key Features
- Automated Email Warm-up: You can completely automate your email warm-up process.Â
- Email Spam Test: With Mailreach, you get a spam checker that can test the spamminess of your emails.Â
- Email Reputation Monitoring: MailReach tracks and monitors your email account’s reputation and provides insights on how to improve it.
Pros:
- It is easy to use and understand and has a user-friendly dashboard.
- It is cheaper than many tools and offers an affordable pricing plan.
- You can connect email accounts from multiple ESPs.
Cons:
- The initial setup may be challenging.
Pricing
- Starter – $25 per email account per month( 1 to 5 email accounts)Â
- Scale – You can visit their website to get an idea of the Pricing.
What do customers have to say?
7. Mailwarm
Mailwarm is another Lemwarm alternative you can choose to boost your sender reputation by building a strong sender reputation.
Mailwarm follows an automatic email warm-up process whereby sending and receiving emails. This activity positively affects your email domain and IP reputation.
Moreover, it has brilliant monitoring capabilities to make sure that you keep an eye on the key email deliverability metrics like open rate, spam rate, etc.
Key Features
- Customizable Schedule: With Mailwarm, you gain the flexibility to set your warm-up schedule. This means you can decide when to start the warm-up process and adjust it to fit your needs.Â
- Additional Features: Apart from just warming up your email account, Mailwarm also retrieves emails from the spam folder, marks them as important, and engages with them.
- Detailed Reports and Monitoring: Mailwarm offers detailed reports and monitoring tools, giving you insights into your email reputation progress. These reports allow you to track your warm-up process, pinpoint areas for improvement, and make informed decisions to optimize your email deliverability rates.
Pros
- It is easy to set up and use, even for beginners.
- Mailwarm allows you to set up your own schedule for the warm-up process and control when the warm-up process starts.
- It provides detailed reports and monitoring to help you track your email reputation.
Cons
- Mailwarm does not offer a free trial.
Pricing
- Starter – $69 per month
- Growth – $159 per month
- Scale – $479 per month
What do customers have to say?
8. MailToaster
MailToaster is an email warm-up service that helps improve your email deliverability by engaging with real inboxes.
With this Lemwarm competitor, you can either choose GPT-3 generated email templates or create your own copy to send email copies.
The best thing? MailToaster gives you the flexibility to optimize your warm-up schedule as per your email strategies to achieve the best outcomes.
Key Features
- Customized Warm-Up Services: With MailToaster, you can customize your warm-up process and then monitor analytics to gather the data and tailor your strategy accordingly.Â
- Reporting Features: With MailToaster, you get powerful reporting features that enable you to track key email metrics and analyze performance trends. This allows you to make informed decisions and fine-tune your email campaigns for improved results.
- Available for all email providers: They work seamlessly with Gmail, Outlook, and other email providers to make it easy to use and convenient for anyone.
Pros
- You can customize your email warm-up campaigns by setting sending speeds, delays, and content.
- It offers enhanced email inbox protection as it flags rDNS, DKIM, DMARC, and SPF issues.
- MailToaster offers a free trial, so you can try the platform before committing to a paid plan.
Cons:
- You can only warm up one email account with the paid plan.Â
Pricing
- Email Warm-up – $29 per email account per month (Billed yearly)
What do customers have to say?
9. Snov.io
Sonv.io is an email finder and drip campaign platform that also comes with an inbuilt email warm-up tool.
You can use Snov.io to find email addresses, verify their email addresses, and reach out to them with personalized messages.
Additionally, you can connect multiple email accounts and warm them up within Snov.io to ensure your messages land in their inboxes.
Key Features
- Customize Your Email Warm-Up: With Snov.io’s email warm-up tool, you have the power to tailor your email warm-up process to fit your unique needs.Â
- Schedule Your Emails: You can schedule or set specific intervals between emails, ensuring they’re sent at the best times for maximum deliverability and engagement.Â
- AI-powered content: Snov.io uses AI to create high-quality content that is not flagged by the ESPs.Â
Pros
- You can monitor the inbox deliverability.
- With Snov.io, you also get the auto engagement feature.Â
- Snov.io offers you an email outreach tool, email finder, and warm-up features that are all in one single plan.
- It also has a free email warming-up plan.Â
Cons
- The Basic paid plan only allows one person to run an email warm up campaign at a time.
Pricing
- Trial – $0 per month
- 1 mailbox warm-up
- Starter – $30 per month
- 3 mailbox warm-up
- Pro 5K – $75 per month
- Unlimited mailbox warm-up
- Managed Service: $3999 per month
What do customers have to say?
10. Allegrow
Allegrow is the last Lemwarm alternative in the list that enables you to build sender reputation gradually with a network of real mailboxes.
With its inbuilt Safety Net™ feature, it automatically stops sending emails that would hurt your sender’s reputation in the future.
Additionally, Allegrow replies in threads moves emails out of spam, or marks them as important to make sure you build a strong sender reputation.
Key Features
- Sender Reputation Analysis: You get a detailed analysis of sender reputation metrics and insights into factors affecting deliverability rates. By monitoring and optimizing the sender’s reputation, you can optimize your strategies and maintain a positive sender image. This improves your inbox placement and engagement rates with recipients.
- A/B Content Testing: With Allegrow’s A/B content testing feature, you can experiment with different email content variations to identify the most effective messaging strategies.Â
- Real-Time Data: Allegrow offers you real-time data on email deliverability and spam scores. You can use these insights to quickly optimize campaigns to improve their effectiveness and make sure your emails are reaching the intended recipients’ inboxes successfully.
Pros:
- The platform improves deliverability.Â
- Allegrow offers a free trial for users to test the platform
- It integrates with nearly all email service providers.
- The platform provides an option for a fully automated setup.
- Allegrow has a network of real B2B accounts to support warm-up and inbox placement.
Cons:
- The customization options may be limited, which could restrict how you tailor the tool to your needs.
Pricing
- Allegrow does not have any transparent pricing plans. You’ll have to contact the team to get a personal quote.
What do customers have to say?
Why TrulyInbox Tops the List of Lemwarm Alternatives?
We have come to the end of the blog post. All the Lemwarm alternatives mentioned in the blog can help you to improve your email deliverability rates achieve excellent results and are mentioned after careful examination.
Here is the bottom line: You might still be looking for that one Lemwarm alternative that stands out as the winner among the others.
Then, for us, TrulyInbox has to be the standout tool! Why? Here are the reasons:
- Affordable Pricing – TrulyInbox is very affordable to use and has a 7-day free trial, which makes it the perfect choice for businesses of all shapes and sizes.Â
- Easy to use – Trulyinbox has an intuitive and easy-to-use interface. You don’t need dedicated IT resources to use it.
- Robust Capabilities – It has built-in capabilities to generate high-quality content, mimic human-like interactions, and automatically engage with emails.Â
Sign up for free today and build a robust sender reputation to boost your email deliverability.
FAQs
Is email warm up important?
Yes, email warm-up is important. It helps improve your email’s delivery chances, making sure your emails don’t end up in spam folders. By slowly increasing the volume of emails you send, you build a good reputation with email providers.
Which is the best Lemwarm alternative?
For a Lemwarm alternative, TrulyInbox. TrulyInboxoffers similar features, focusing on gradually increasing your email send rate to enhance your sender reputation. It’s designed to be user-friendly and effective, providing a reliable way to warm up your email account.
What are the benefits of using email warm-up tools?
Using email warm-up tools offers several benefits:
- Improves Deliverability
- Builds Sender Reputation
- Automates the StrategyÂ
- Avoids Penalties
