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Want to Improve Your Email Outreach? Discover 30 Best Chrome Extensions for Cold Email Marketing!

Discover our curated top 30 Chrome extensions for cold email marketing, designed to improve your campaigns by streamlining outreach, tracking performance, and increasing engagement.
Written by
Harsh P
Published on
May 15, 2024
Best Chrome Extensions to Use for Cold Email in 2024

With over 306 billion emails sent and received daily, cutting through the clutter is more challenging than ever. That’s where Chrome extensions come into play, providing the functionality and efficiency needed to optimize your email outreach efforts.

If you're looking to improve your cold email marketing strategies, you're in the right place. Our comprehensive guide highlights the top 30 Chrome extensions designed to enhance your email campaigns. From automated follow-ups to detailed analytics and seamless integration with CRM systems, these tools are engineered to increase your open rates, improve engagement, and drive conversions.

Whether you're a small business owner, a marketing professional, or a freelancer aiming to expand your reach, these Chrome extensions can transform your approach to email marketing by making it more targeted, efficient, and effective. Let’s dive into how these tools can help you achieve better results and make your email outreach efforts more impactful.

No. Chrome Extension Key Features
1 Mailtrack Email read receipts, real-time notifications
2 HubSpot Sales Email tracking, scheduling, CRM integration
3 Streak CRM for Gmail CRM features, email tracking, pipeline management
4 Boomerang for Gmail Email scheduling, response tracking, follow-up reminders
5 Yet Another Mail Merge (YAMM) Mail merge, email campaigns from Google Sheets
6 GMass Bulk email sending, mail merge, detailed analytics
7 Bananatag Email tracking, schedule sends, email templates
8 Mixmax Scheduling, tracking, templates, automation
9 Right Inbox Email reminders, scheduling, recurring emails
10 WiseStamp Professional email signatures, templates
11 Saleshandy Email tracking, automated follow-ups, mail merge
12 Email finding, tracking, and automation
13 Mailmeteor Privacy-focused mail merge, campaign tracking
14 Clearbit Connect Find email addresses, company info directly in Gmail
15 Email finder, verify emails, lead management
16 Lemlist Email outreach, personalization, automated campaigns
17 Reply Sales engagement, email find, and outreach automation
18 FindThatLead Prospecting tool, email verification, segmentation
19 AeroLeads Lead generation, email and phone finder
20 RocketReach Lookup email & phone info, bulk lookups
21 Woodpecker Cold emails and follow-ups, B2B focused
22 Yesware Email tracking, presentation tracking, analytics
23 Mailshake Cold email campaigns, social outreach, phone dialer
24 Outreach Sales engagement, email sequences, analytics
25 Email tracking, scheduling, templates
26 NeverBounce Email verification, list cleaning, real-time verification
27 SendBlaster Bulk email software, manage mailing lists
28 Autoklose Email automation, lead generation, data mining
29 Email reminders, follow-up automation
30 Rebump Sends follow-up emails until you get a response

30 Best Chrome Extensions to Use for Cold Email in 2024

1. Mailtrack

Mailtrack is an essential tool for anyone looking to monitor the effectiveness of their email outreach efforts. Its primary function is to provide real-time notifications when your emails are opened, which is crucial for timely follow-ups.

  • Read Receipts: Get instant notifications when your email is opened. According to Mailtrack, users see a significant increase in response rates when they follow up within an hour of the email being read.
  • Daily Reports: Receive daily summaries of your email tracking, helping you understand patterns in email engagement.

2. HubSpot Sales

HubSpot Sales is a robust extension designed to integrate directly with your Gmail, providing a suite of tools that enhance email productivity and pipeline management.

  • Email Tracking: Know exactly when your emails are opened, how often, and whether links within them were clicked. HubSpot reports that sales teams using this feature have observed a 23% higher conversion rate from lead to customer.
  • CRM Integration: Automatically logs emails into the HubSpot CRM, ensuring that every interaction with a prospect is tracked and accessible for future reference.

3. Streak CRM for Gmail

Streak transforms your Gmail into a powerful CRM, ideal for managing your cold email campaigns directly from your inbox. This extension is particularly beneficial for teams and solo entrepreneurs who prefer to manage their operations within Gmail.

  • Pipeline Management: Organize your emails by stages in your pipeline, making it easier to track the progress of your deals and follow up appropriately.
  • Snippets and Templates: Save time with customizable templates and snippets that can be inserted into emails, proven to increase efficiency by up to 25% in outreach campaigns.

4. Boomerang for Gmail

Boomerang offers several features that automate and optimize the timing of your emails, which is crucial for increasing open rates and engagement.

  • Email Scheduling: Schedule your emails to send at optimal times based on recipient timezone and past engagement statistics. Studies suggest that emails sent in the early morning garner the highest open rates.
  • Follow-up Reminders: Set reminders to follow up if you don't get a response within a specified period, increasing the likelihood of a reply by keeping your messages top of mind.

5. Yet Another Mail Merge (YAMM)

Yet Another Mail Merge, or YAMM, is a highly efficient tool for those who need to send personalized bulk emails using Google Sheets and Gmail. It integrates seamlessly, allowing for mass email campaigns that feel individualized.

  • Personalization: YAMM allows the personalization of each email based on Google Sheets data, which can significantly enhance response rates. According to YAMM, campaigns with personalized subject lines see a 22% higher open rate.
  • Tracking: Get detailed reports on who opened your emails and who clicked on links, enabling you to fine-tune your follow-ups.

6. GMass

GMass is a powerful extension for sending bulk emails directly from your Gmail account, making it a favorite among marketers and organizations for its simplicity and effectiveness.

  • Automated Follow-Ups: Set up sequences of follow-up emails that send automatically based on whether the recipient has opened the previous email. Users have reported up to a 30% increase in response rates with automated follow-ups.
  • Detailed Analytics: Track opens, clicks, and replies. GMass provides real-time reports that help optimize your campaigns.

7. Bananatag

Bananatag excels in email tracking and scheduling, offering insights into how your cold emails are performing with your prospects.

  • Email Metrics: Detailed metrics let you see not just who opens and clicks your emails, but also when and how often, which is crucial for understanding engagement levels.
  • Email Templates: Access to professionally designed templates that are proven to increase readability and engagement.

8. Mixmax

Mixmax is a dynamic tool that offers a suite of features designed to enhance the productivity and effectiveness of your email outreach.

  • One-Click Scheduling: Allows recipients to book meetings directly from the email, which can increase the conversion rate by removing the friction in scheduling follow-ups.
  • Enhanced Email Interactions: Incorporate polls, surveys, and GIFs to make your emails more engaging. Data shows that interactive elements can boost engagement rates by up to 40%.

9. Right Inbox

Right Inbox enhances Gmail with the tools necessary to supercharge your email productivity. This extension allows users to schedule emails, set reminders, and even automate follow-ups, ensuring no opportunities slip through the cracks.

  • Email Scheduling: Choose the perfect time to send your emails, which can lead to a higher open rate. Studies have shown that emails sent in the mid-afternoon have a higher chance of being opened.
  • Recurring Emails: Automate the sending of regular emails, such as monthly check-ins or reminders, saving you time and ensuring consistency.

10. WiseStamp

WiseStamp allows users to create professional and personalized email signatures that can make emails stand out in a crowded inbox. An effective email signature acts as a digital business card.

  • Professional Appearance: Customizable signatures that include your photo, social links, and contact information, which can increase the credibility and trustworthiness of your emails.
  • CTA Buttons: Add call-to-action buttons like 'Schedule a Call' or 'Visit My Portfolio', which have been shown to increase engagement rates by up to 15%.

11. Saleshandy

Saleshandy is a comprehensive tool designed for email outreach, providing functionalities like email tracking, automated follow-ups, and mail merge capabilities. It's geared towards sales professionals looking to streamline their outreach efforts.

  • Email Tracking: Know when your emails are opened and clicked. Saleshandy users report a 10-20% improvement in engagement when following up within an hour of a recipient opening an email.
  • Mail Merge: Send personalized bulk emails with automated follow-up sequences, significantly increasing response rates by keeping your messages relevant and timely.

12. offers a versatile set of tools for marketers and salespeople, including lead generation, email verification, and email sending capabilities. It’s particularly useful for ensuring the cleanliness of your email lists and enhancing outreach efficiency.

  • Lead Generation: Find and verify email addresses right from your browser. Users can increase their lead generation by up to 25% by using accurate and verified data.
  • Email Drip Campaigns: Automate your email outreach with personalized drip campaigns. According to, campaigns that utilize personalization are 26% more likely to receive replies.

13. Mailmeteor

Mailmeteor offers a user-friendly approach to sending personalized mass emails directly from your Google Sheets, making it ideal for those who prefer a straightforward, no-frills tool for email campaigns.

  • High Deliverability: Ensures emails look like they were sent individually, significantly reducing the risk of landing in spam folders. Studies show that emails sent via Mailmeteor have a 90% deliverability rate.
  • Privacy Focus: Unlike other mail merge tools, Mailmeteor doesn’t store your emails on its servers, enhancing your data security and privacy.

14. Clearbit Connect

Clearbit Connect is an invaluable tool for anyone looking to find and verify email addresses directly within Gmail. It provides powerful insights about the companies and people you’re emailing, which can be strategically used to tailor your outreach.

  • Instant Information: Access up-to-date information on contacts and companies directly from your email interface, allowing for highly tailored and informed communication.
  • Easy Integration: Integrates seamlessly with Gmail, making it simple to use without switching between applications or tabs.

15. is one of the most popular tools for finding email addresses and verifying them, which is essential for any effective cold email campaign. It helps users quickly gather contact information to ensure their outreach efforts are directed at the right individuals.

  • Email Verification: Reduce bounce rates by ensuring all emails on your list are active, which reports can improve overall campaign effectiveness by up to 15%.
  • Domain Search: Easily find all email addresses associated with a domain, allowing for targeted outreach to multiple relevant contacts within the same organization.

16. Lemlist

Lemlist goes beyond basic email capabilities, allowing users to send personalized image and video emails, which can dramatically improve engagement rates in cold email campaigns.

  • Image and Video Personalization: Incorporate personalized images and videos within emails, which Lemlist claims can boost reply rates by up to 56%.
  • Automated Campaigns: Set up automated email sequences that adapt based on recipient actions, enhancing the relevance and timing of follow-ups.

17. Reply

Reply is a sales engagement platform that automates personal email outreach, calls, and tasks, while still keeping communication personal. It's particularly useful for sales teams looking to scale their efforts without losing the personal touch that is crucial for closing deals.

  • Multichannel Campaigns: Engage prospects across multiple channels including emails, calls, and social touches, which Reply states can increase response rates by up to 40%.
  • AI Email Sorting: Uses AI to categorize responses, which helps in prioritizing follow-ups and understanding campaign effectiveness more efficiently.

18. FindThatLead

FindThatLead is a versatile tool for sourcing leads directly from the web, enabling users to generate email addresses based on domain or company searches. This is essential for expanding outreach and ensuring messages reach the right people.

  • Prospector Tool: Automatically generates a list of leads based on specified criteria, such as job role or industry, enhancing targeting efforts.
  • Campaigns Feature: Send and manage email campaigns directly from FindThatLead, streamlining the process from lead generation to outreach.

19. AeroLeads

AeroLeads is a powerful lead generation tool that finds emails and phone numbers of businesses and individuals from LinkedIn, Crunchbase, and other platforms. It is particularly useful for B2B companies looking to reach decision-makers.

  • Data Export: Easily export found data to CRM tools for efficient contact management, which users have noted saves significant time in their outreach process.
  • Real-Time Verification: Ensures that all contact data is accurate and up-to-date, which is crucial for maintaining high deliverability and response rates.

20. RocketReach

RocketReach allows you to look up email addresses, phone numbers, and social media links for over 250 million professionals across 6 million companies worldwide. It is highly effective for quickly expanding your network and reaching key stakeholders.

  • Extensive Database: Access a vast database of contacts, which RocketReach claims enhances the ability to connect with high-quality leads by 85%.
  • Integration Capability: Integrates with popular tools like LinkedIn, providing seamless access to contact information while browsing profiles.

21. Woodpecker

Woodpecker specializes in cold emailing and follow-ups, particularly for B2B companies. It integrates with your email service to automate and personalize emails at scale without losing the personal feel that is crucial in B2B communications.

  • Personalization at Scale: Tailor each email to the recipient using custom variables and conditional content, which Woodpecker claims can increase reply rates by up to 17%.
  • Auto-resume Follow-ups: Automatically resumes follow-ups once a reply is detected, ensuring no lead is forgotten and enhancing engagement.

22. Yesware

Yesware is a toolkit for sales professionals that offers powerful features for email tracking, meeting scheduling, and more, directly from your Gmail or Outlook inbox. It helps streamline the entire sales communication process.

  • Email Tracking: Provides real-time notifications when emails are opened or links are clicked, allowing for timely follow-ups. Yesware data shows that this timely response can lead to a 40% higher chance of closing a deal.
  • Meeting Scheduler: Integrates a scheduler in your emails, making it easy for recipients to book meetings, significantly reducing the back-and-forth usually required.

23. Mailshake

Mailshake is a user-friendly platform for cold email outreach that lets users automate personalized email campaigns and follow-up sequences. It's particularly popular among marketers for its ease of use and robust functionality.

  • Lead Catcher: Helps you manage leads that respond to your campaigns, ensuring you never miss an opportunity to engage with interested recipients.
  • A/B Testing: Test different versions of your emails to see which performs better, helping you refine your approach and improve campaign results.

24. Outreach

Outreach is a major player in the sales engagement space, offering a suite of tools designed to help sales teams automate and optimize their interactions with potential customers. This platform is particularly noted for enhancing productivity and effectiveness in large-scale operations.

  • Sequence Automation: Automates the outreach process with sequences that send based on recipient actions, which Outreach claims can increase sales productivity by up to 35%.
  • Analytics Dashboard: Provides detailed insights into campaign performance, enabling teams to make data-driven decisions to optimize their sales strategies.

25. enhances Gmail with tools designed for professional email outreach, including tracking, scheduling, and automation features that streamline your email processes and enhance productivity.

  • Scheduling and Tracking: Schedule emails to be sent at the optimal time and track when they are opened and clicked. reports that scheduling emails for early morning delivery can increase open rates by up to 50%.
  • Snippets and Templates: Quickly insert pre-written snippets and templates to ensure consistent and efficient communication, which can save significant time during your outreach efforts.

26. NeverBounce

NeverBounce ensures that your email lists are clean and your emails reach their intended recipients by verifying email addresses in real-time. This reduces bounce rates and improves the effectiveness of your email campaigns.

  • Real-Time Verification: Validates email addresses as they are entered, which helps maintain a clean email list and reduces bounce rates by up to 97%.
  • Bulk Cleaning: Cleans your existing email lists to remove invalid addresses, thus improving overall deliverability and protecting your sender reputation.

27. SendBlaster

SendBlaster combines the functionality of bulk email software with the flexibility of a web service. It helps you manage your mailing lists and set up email marketing campaigns in a few easy steps.

  • Segmentation Tools: Create targeted lists and segments based on user behavior and preferences, which can increase engagement rates by tailoring messages more effectively.
  • Detailed Reporting: Track how your emails are performing with comprehensive analytics on opens, clicks, and more, allowing for continuous improvement of your campaigns.

28. Autoklose

Autoklose is a sales automation platform that features email campaign management, lead generation, and a built-in database of B2B contacts which you can tap into to find your next customers.

  • Sales Automation: Automate your email sequences, follow-ups, and tasks to keep your pipeline moving without manual intervention. Autoklose users report a 30% increase in sales productivity.
  • Built-in B2B Database: Access a rich database of potential leads, simplifying the process of finding and reaching out to new prospects.

29. is a simple yet powerful tool for adding reminders and follow-ups directly in your email, ensuring that no lead slips through the cracks. It's designed to help you maintain consistency in your communications and increase the chances of a response.

  • Email Reminders: Set reminders on emails for yourself to ensure timely follow-ups. Users have reported a 25% increase in response rates when follow-ups are done within a week of the initial email.
  • Snooze Emails: Temporarily remove emails from your inbox until you are ready to deal with them, keeping your inbox clean and focused on immediate tasks.

30. Rebump

Rebump sends friendly, automated follow-up messages to your email recipients for you. It acts like a persistent virtual assistant, nudging your contacts to respond if they haven't already.

  • Automated Follow-Ups: Send up to 10 customized follow-up messages automatically, which can increase reply rates by up to 40%.
  • Track Responses: Monitor which emails have been responded to and which ones still need attention, ensuring you never lose track of a conversation.

What is Alore?

Email Warmer

Generate real engagement to Warm Up Your Email Address without any human intervention

Drip Campaigner

Send emails that generate new business opprotunities for you

Collaborative Inbox

Improve team performance & customer experience - manage multiple email addresses from one place