Aastha Shaw / Updated: April 11, 2025

20 Best Cold Email Software & Tools of 2025

Let’s face it—nobody likes receiving cold, lifeless emails.

In today’s crowded inboxes, standing out isn’t just about flashy subject lines—it’s about delivering value in a way that feels human, relevant, and engaging.

As a brand that actively sends email campaigns, your goal should be to make readers think, “Wow, that was clever!”—not hit the unsubscribe button.

From creative copy to smart tools that power your outreach, every element matters.

In this blog, we’ll explore the top email tools that help you craft campaigns worth opening (and clicking through). Let’s dive in and make your next email one your audience actually wants to read…

Why You Need Different Cold Email Tools (Not Just One)

Cold emailing isn't a one-click game—it’s a system. And just like any system, it works best when each part is handled by the right tool.

Here’s why relying on multiple tools is smart, not excessive:

Prospecting Tools
Help you find the right people—your ideal buyers, decision-makers, or influencers. No good email campaign starts with a bad list.
Email Verification & Enrichment Tools
Keep your sender reputation intact by finding deliverable emails, and removing invalid, risky, or catch-all emails from your email lists before you hit send. This leads to less email bounces and better email campaign success.
Cold Email Sending Tools
Automate outreach, personalize at scale, manage sending limits, and rotate inboxes to avoid spam triggers.
Analytics & Tracking
Know exactly what’s working—who’s opening, clicking, replying—and adjust your messaging or timing based on real data.
Warm-up Tools
Especially important for new domains or email accounts. They gradually build trust with ISPs to improve long-term deliverability.

💡 Think of cold emailing like running a relay—each tool passes the baton smoothly to the next. That’s how you win the race. Here are some tools to help you…

Cold Email Tools That Make Email Campaigns Work!

1. Clearout

‘One-stop solution for maintaining a quality email database’

✨ G2 rating- 4.7/5

✨ Capterra rating- 4.7/5

Looking for a power-packed email prospector and verifier? Your search ends here.

Clearout is a one-in-all solution, and packs AI, real time validation, bulk email verification, seamless integration, and is suitable for businesses of all sizes!

As if this wasn’t enough, it comes with free credits and free tools, so that you try it before you buy it. Here’s how Clearout helps get the best out of your campaigns…

Real-time Verification For Highest Accuracy

Clearout's real-time email verification provides maximum accuracy by verifying email addresses the moment they're entered.

It identifies invalid, disposable, role-based, catch-alls, and other risky emails prior to adding them to your list. This maintains list quality, enhances deliverability, and lowers bounce rates.

AI Insights

Clearout's AI Insights look at email information to give smart recommendations and performance metrics. It assists in detecting patterns, improving campaigns, and enhancing audience targeting. Through the use of machine learning, it helps to improve decision-making for better engagement and conversion.

Guaranteed Deliverables

Clearout offers Guaranteed deliverables for maximum email deliverability. If you have been suffering with high bounce rate and getting flagged as spam due to poor email list cleaning, this feature helps you with thorough email list cleaning and minimize your bounce rate up to 0-3%.

Categorizes Bounces

Clearout classifies bounces into hard bounces and soft bounces to provide improved email deliverability.

Hard Bounces: Permanent delivery failures due to invalid, non-existent, or blocked email addresses.

Soft Bounces: Transient problems such as full mailboxes, server problems, or message size restrictions that might permit future delivery.

This categorization assists users in taking the right action to ensure a healthy sender reputation.

Email Finder

Clearout's Email Finder assists users in finding precise and pre-verified email addresses using name, domain, or company data. It facilitates single and bulk searches, enhanced with real-time verification for maximum deliverability. Perfect for lead generation, it simplifies outreach by offering contact-ready emails with confidence scores.

You also get confidence scoring with each found email. So, you no longer have to worry about the reliability of your email list or getting major bounces on your campaigns.

LinkedIn Chrome Extension

With our LinkedIn Chrome Extension, you can sit back while Clearout finds you new prospects and leads, verifies them, and adds it to your campaign, all at one place.

You can find email addresses, phone numbers, job roles, and other important information from your Lead’s profile directly, get data in bulk from LinkedIn search pages, and even using LinkedIn Sales Navigator for high intent leads.

Team Collaboration

You can work with your team, with different roles such as owner, editor and manager, making sure that there is seamless collaboration among all the members.

You can set the credits for each member and even get a centralized dashboard for tracking the usage across the tool from one place.

Effortless Integration

Want to connect your favourite apps to Clearout? You can do that too, with a wide range of third-party apps, such as Sheets, Mailchimp, Apollo, HubSpot, WordPress, to name a few.

Dynamic Pricing

At Clearout, we have made sure to cater to all our customers’ needs, which is why our pricing starts from as low as $14 a month, and goes up only as and when you decide to scale.

And with our enterprise plan you can customise your preferences with no limit on scaling.

What Our Customers Say…

“After trying Clearout email tester, I almost never see any bounces or failed deliveries, and our open rate is as high as 82% sometimes because the quality of our list is so good now. The guaranteed deliverables feature gives us a lot of confidence in Clearout as a product.”

-Hayk Saakian, Cofounder and COO, Logic Inbound

2. Woodpecker

‘Lay back and relax with adaptive sending’

✨ G2 rating- 4.4/5

✨ Capterra rating- 4.5/5

Are you just beginning your cold email journey, and are short on everything, from funds to ideas on how to move about? Then Woodpecker will prove to be your friend.
With lessons for beginners and dynamic pricing, they have it all.

But their main highlight is this feature called ‘Adaptive Sending’, wherein if they detect that you are nearing your ISP’s limit on sending volume, they reduce your output volume by either halving it for a day or by 10% for 10 days.

Pros

Adaptive Sending
Free IP Warming
Free email address verification
Inbox rotation
Free courses for beginners

Cons

Costlier as compared to standard market rates
No built in lead database
Analytics can be deeper
No free plan, only a 7-day trial

What the customers say…

“No other product on the market allows you to scale one-to-one conversations with prospects and customers in such a personalized way.”

- Patrick Campbell, CEO and founder of ProfitWell

3. Mailshake

‘Boost productivity with AI email writer’

✨ G2 rating- 4.7/5

✨ Capterra rating- 4.6/5

Mailshake is an all rounder. Do you want CRM integrations? Done. Automated follow ups? Done. Also done! Mailshake offers it all.

What they do best, is their AI email writer. Now you can take a backseat while AI whirls up a series of emails, which you can even customise before they are sent out. They offer scalability, and they offer segmentation in this feature.

Pros

LinkedIn Automation
Mail merging
Automated follow-ups
AI email writer

Cons

No free trial plan
User Interface is basic, with no appealing graphics

What the customers say…

“Simple, Easy UI with good features for cold campaigns.”

- Patrick Howell

4. Apollo

‘Humongous database’

✨ G2 rating- 4.7/5

✨ Capterra rating- 4.6/5

Visit Apollo’s website, and you’ll find them proudly boasting of an impressive database of 210 million+ contacts and 35 million+ businesses. If you are someone who is looking to expand their business and build a solid network by cold emailing as many companies as you can, then Apollo is a suitable software to use.

Pros

Real time database
Apollo Data Health Centre tracks data health
CSV, CRM, API enrichment
All rounded integration
Email open and click tracking

Cons

Too many graphics on UI
Pricey plans, starting from $49/month

What the customers say…

"I use Apollo for everything prospecting, messaging, even the dialer. It's where I spend most of my day, and it has made my workflow so much more efficient."

- Diego Cobian, Arbolus

5. Klenty

‘All channels at one place’

✨ G2 rating- 4.7/5

✨ Capterra rating- 4.6/5

Are you looking to divert from the typical email.only route and want to control your whatsapp, calls and text channels too? Then Klenty is the best for the same. With its multi-channel outreach, you can make sure to follow up with your leads everywhere without juggling too many inboxes.

Pros

Multi channel inbox
Cold email automation
Create personalised email with 25+ effective frameworks
Integration with many softwares- Pipedrive, Hubspot, Salesforce, Zoho, MS dynamics, slack, Hippo video, Zapier

Cons

Does not disclose a guaranteed deliverability rate
Only offers a 14 day trial period, no free plan
Plans are expensive, start from $50/month

What the customers say…

“Centralizing Their Sales Strategy Helped Double the Donation Increase Outbound Revenue by 93%.”

- Adam Weinger, President at Double the Donation

6. Instantly

‘Powerful AI’

✨ G2 rating- 4.8/5

✨ Capterra rating- Unavailable

Instantly can prove to be very useful if you are looking to integrate AI in your day-to-day work life. With reasonable pricing and a huge 99% deliverability rate, it is surely a contender for the top spot.

Pros

Easy to navigate UI
99% deliverability
Good pricing, starting from only $30 a month
AI to craft personalization variables and entire sequences for each prospect.
Automate followup and common replies

Cons

Only google accounts are available for optimised email deliverability
Additional costs for features like verified B2B leads

What the customers say…

“Email outreach is one of the most effective ways to expand your business and gain new business. Instantly does this well; you can add unlimited email accounts and it just does all the basics in the right way!”

- Alex Siderius, CEO at Webaware

7. Gmass

‘Gmail’s best friend’

✨ G2 rating- 4.8/5

✨ Capterra rating- 4.8/5

Gmass proves to be worthy if all you want to do is send out campaigns through gmail. Although what it does, it does that efficiently, but could there have been more to it? Definitely. Nothing stands out, with Gmass providing the same facilities that other email softwares are.

Pros

Automated follow-up sequences
Blow past Gmail’s daily limits with automatic rerouting through GMass’s SMTP server, or connect your own SMTP server
Automatic distributing scheduling
Affordable pricing, starting from $9.67

Cons

Only google accounts can be integrated
No built-in email verification
Limited advanced features

What the customers say…

"Probably the best tool for mass emailing. I did a lot of research as I was budget conscious and also wanted to use Gmail servers to send the emails. Also wanted to have tracking available, as well as some other bells and whistles. I ended up comparing Mailtrack and GMass and decided to try GMass. Has been an absolute success so far. Highly recommended. Thank you Ajay and team!"

- Salman, FuelTrace

8. Lemlist

‘Best-in-class personalisation’

✨ G2 rating- 4.5/5

✨ Capterra rating- 4.6/5

Lemlist is the jack of all trades. You have got integration, reasonable pricing, great automation- what else could a business ask for?

But the best they do is personalisation. You have got text variables, personalised images, custom videos, dynamic landing page, and liquid syntax. You just cannot go wrong with Lemlist when it comes to personalising your email campaigns.

Pros

Multichannel engagement- Email, LinkedIn and Calls
Unified inbox- Centralise Leads’ channels into one inbox
AI to extract key insights from raw data, like company size, seniority, job openings, and fundraising
All rounded integration

Cons

Expensive- plans start at $55/month
No in-built email verification
No free trial, only a free plan

What the customers say…

Benjamin Mareschal de Charentenay, the founder of Leads solution, used Lemlist to double his revenue with hyper-personalization on autopilot.

9. Quickmail

‘Provides free automatic IP-Warmup’

✨ G2 rating- 4.7/5

✨ Capterra rating- 4.7/5

An email deliverability software to make sure all your emails get through without getting flagged as spam. It features free automatic IP warmup, with an unlimited number of team members allowed on every plan.

Pros

Can use multiple inboxes per campaign
Unlimited team members allowed on every plan
Neat UI, pleasant to the eyes.
Competitive integrations- 8 email providers, including google, outlook, mailgun, Amazon SES, among others. Google Drive and CSV for importing files.

Cons

No free plan
Expensive as compared to its competitors
No built-in email verification

What the customers say…

"QuickMail allows me to communicate with my client base in bulk, while still coming right from my email address. Open rates and conversions are much higher because of this"

- Hans Skillrud

10. GlockApps

‘No more being blacklisted’

✨ G2 rating- 4.0/5

✨ Capterra rating- 4.8/5

GlockApps is an email deliverability software that ensures maximizing inbox placement and tracking sender reputation. Its highlight is blacklist monitoring, verifying sending IPs against 50+ blacklists such as Spamhaus. Customers get an instant notification and delisting suggestions in case they are blacklisted. It also provides DMARC analysis, authentication checks, and automation for proactive deliverability management.

Pros

Reliable deliverability testing
Google postmaster integration
Automated testing and alerts
Analysis of DMARC policies

Cons

Low number of analytical tools
Complex UI for beginners

What the customers say…

"Overall very satisfied with GlockApps. They provide detailed spam/blacklist reports that help troubleshoot and fix problems that help improve deliverability. Highly recommended for spam testing and email optimization.."

- Victor, CEO in Canada

11. Saleshandy

‘Unlimited email sending’

✨ G2 rating- 4.6/5

✨ Capterra rating- 4.5/5

As part of your email campaign, you have got to send out loads and loads of emails, but here’s the catch- sending too many emails from the same email address can and will mark your emails as spam, with the potentiality of blacklisting or even being blocked.

To avoid this, Saleshandy has the feature to switch your email sender. Additionally, you can even autopilot email sender switching, so that you don’t have to manage multiple sender accounts yourself. Great feature, especially for large campaigns.

Pros

Provides email tracking with open and click rates in real time
Automated follow ups based on user behaviour
Supports team accounts and sharing of templates
Affordable plans, starting from $25/month

Cons

UI is fine but nothing special
It lacks a CRM integration, and requires users to connect with external tools for full pipeline management
Basic reporting and analytics

What the customers say…

“I've seen significant time and cost savings since adopting Saleshandy. It improved my productivity and benefited my organization's bottom line.”

- Josiah Schaddelee

12. Reply.io

‘AI powerhouse’

✨ G2 rating- 4.6/5

✨ Capterra rating- 4.6/5

Reply.io is one of the fiercest competitors when it comes to integrating AI. They let you discover contact, engage with them, and convert leads into customers, all through AI. Not only that, you get smart audience suggestions and customisable AI generated sequences too.

Pros

Beautiful UI
AI assisted email writing, contact search and suggestions to improve performance
Good CRM integration, including HubSpot, Salesforce, Pipedrive
Unified Inbox- Manage emails, texts, and social messages seamlessly without switching tabs.
AI generated responses to emails, along with AI powered meeting scheduling

Cons

Reports of occasional bugs in the system
Users still need to balance DMARC, SPF, DKIM
Plans are on the costlier side, relative to the features provided, and start at $49/user per month. There is no free plan. AI integrated plans start from $300/month.

What the customers say…

“Reply offered us a platform where we’re sure that the right emails go out at the right time. It helped us get reply rates of over 65% and scale operations.”

- Sjors Mahler, Sales & Growth Lead at pr.co

13. Snov.io

‘Jack of all trades’

✨ G2 rating- 4.6/5

✨ Capterra rating- 4.5/5

If you are looking for an all-in-one platform, having everything ranging from CRM integrations, good UI, chrome extensions, affordable pricing, and good deliverability features, then you should definitely check out Snov.io. With all this and much more, it can definitely help you scale your business to new heights.

Pros

Good CRM Integration- Works with HubSpot, Salesforce, Pipedrive, and more for seamless lead management.
Prices start from $30/month. Free trial is also available
Automated email sequences

Cons

Free trial excludes bulk email verifier or team access.
Users reported occasional bugs

What the customers say…

"We knew it would be nice to find an all-in-one tool for email campaigns. That's when we heard about Snov.io."

- Ramzi Barkat, Business Development Manager at Gamiphy.

14. Outreach.io

‘Forecasts and Plans’

✨ G2 rating- 4.6/5

✨ Capterra rating- 4.5/5

Do you want to know how your business is doing, but don’t want to bore yourself with old spreadsheets and so. Here comes Outreach.io to your rescue. With advanced analytics, pipeline inspection and management, and annual planning, you can always make sure to have a great idea of how your sales are doing.

Pros

Multichannel sales engagement- includes call, SMS, LinkedIn, and of course, emails
Good integration with Salesforce, HubSpot, and other major CRMs
Provides advanced analysis and insights into prospect interactions, email performance, and more
Users can analyse and improve sales calling using the software’s conversation intelligence tools

Cons

Some users reported that the platform appeared a little slow to them.
The platform’s features might be a little too advanced for beginners

What the customers say…

“We're crafting experiences, building relationships, and setting new standards for excellence.”

- Deepak Seelam, Director of Sales Development, Global eCommerce at Worldpay

15. HubSpot

‘CRM powerhouse’

✨ G2 rating- 4.4/5

✨ Capterra rating- 4.5/5

HubSpot is one of the best email tools out there, but what takes away the trophy is its CRM. With strong email and call tracking, seamless integrations with Google, Outlook, Zapier, and Salesforce, lead scoring, and email automation, it is one of the best among the flock. It also offers custom dashboards and analytic reports.

Pros

Attractive yet simple User Interface
Provides detailed insights into sales and marketing
Plans start at $15/month, and HubSpot also provides a free trial
Suitable for small enterprises, as it has scalable plans
Also includes blogging, lead capture tools, and SEO recommendations

Cons

Pricey customer support
Some third party integrations require additional payment
Expensive to scale

What the customers say…

"The move [to Service Hub] gives us the visibility we were missing and helps us distribute the work more efficiently among teams...we created [a new approach] to take the pressure off our support team. HubSpot gave us the flexibility to make these kinds of changes on the fly and navigate everything smoothly."

- Mari Luke, Director of Marketing InspectionXpert

16. Mixmax

‘Supercharge your Gmail and Outlook’

✨ G2 rating- 4.6/5

✨ Capterra rating- 4.6/5

If you are looking for a tool that works equally great with Gmail as well as Outlook, look no further. With everything from automation to AI composition of emails and also multichannel sequences, you can make sure that you have not one, but two ISPs working for you.

Pros

Works directly with gmail, making it easy for teams that rely on the Google ecosystem
Automated personalised email sequences and follow-ups
Built in scheduling tool
CRM Integration- Connects with Salesforce, HubSpot, Zoom, and more
AI sending and composition of emails

Cons

Primarily for Gmail, no Outlook support
No dedicated email warm-up feature; users must manage it on their own
No in-depth analytics

What the customers say…

“Mixmax saves each user 1 day/month, and that savings translates into an extra hire or an extra candidate in the recruiting pipeline.”

- Francisco Morales, Engineering Recruitment Lead

17. Overloop

‘Best Multichannel Outreach’

✨ G2 rating- 4.4/5

✨ Capterra rating- 4.0/5

If you want to target your customers through not one but three media- calls, LinkedIn, and of course, emails, then head right over to Overloop. It allows you to have multiple touchpoints, instead of just emails.

Pros

Email finder and verification
Automated email sequences with follow-ups
Good collaboration and team related features
Good UI, user-friendly
Detailed reporting and analytics

Cons

No clear pricing listed on the website
Only offers a demo, with no free plan
Steep learning curve for businesses just starting out

What the customers say…

“Pretty neat automation platform! Automating in Overloop is like cutting a loaf of freshly baked bread, easy! I like the fact they took the "check for 1st connection" into account, because that's something I didn't find anywhere else yet.”

- Olivier T.

18. Constant Contact

‘Your social (media) butterfly’

✨ G2 rating- 4.1/5

✨ Capterra rating- 4.3/5

If you want to ditch the traditional marketing route and be more Gen-Z, then Constant Contact can definitely help you. You can include social media like Facebook, Instagram, and LinkedIn in your marketing campaigns, and also integrate ads and posting into it. It’s the year 2025, so your campaigns should look like it.

Pros

Drag and Drop email builder, an easy to use UI
Supports email automation, with auto responding and triggered emails
High email deliverability
A unique feature of event and webinar management allows users to create, publish, and promote events
Phenomenal customer support,through all media such as phone, chat, and email

Cons

Plans start from $80/month, on the expensive side.
No free plan, only a free trial

What the customers say…

“What I love about Constant Contact is everything is under one umbrella.”

- Tamika, Tea’s Me

19. Close

‘To small businesses’ CRM rescue’

✨ G2 rating- 4.7/5

✨ Capterra rating- 4.7/5

Close is a sales-oriented CRM that is made for inside sales teams that are based on calls, emails, and SMS outreach. It's perfect for companies that need to streamline the sales engagement and automate follow-ups and manage leads in a single place.

Pros

Automatic follow ups on emails
Good UI, easy to navigate
Offers robust real time analyses on sales performance
Good CRM integration and API access- connects with Zapier, Slack and others for automation of workflow
No per user pricing. Pricing is based entirely on features, making it scalable

Cons

No free plan
Power dialer and automation require additional fees
Basic lead management with limited customisation

What the customers say…

“Close has been a game changer for our team. I love how you can send texts, emails, set reminders, create tasks, and schedule reach outs all in one place. It's absolutely up-leveled our team, our service, and our sales.”

- Erika Neeley, Women Rocking Business

20. Yesware

‘Simple yet effective’

✨ G2 rating- 4.4/5

✨ Capterra rating- 4.3/5

If you are looking for a sober software which packs all the basic features and even some advanced ones, then you can turn to Yesware. It’s simple, it’s effective, and it’s cheap. Definitely a contender for low-priced softwares and tools.

Pros

Seamless Gmail and Outlook integration
Built-in calendar integration for meeting scheduling
Simple setup with minimal learning curve, easy for beginners
Allows users to create and reuse email templates for faster outreach

Cons

No email warmup, users need to manage deliverability (DMARC, DKIM, SPF) on their own
UI is neat but could have been more attractive
Limited CRM capabilities

What the customers say…

"Yesware saves me hours every day. I have 1000+ people who I have to email regularly. Personalized one by one, that would take me a day or two. Instead, I can do it in a few hours.”

- Naila Jahan, Global Partnerships Coordinator, Masschallenge

Top 3 Cold Email Tools To Start With

After exploring 20+ cold email tools, here are the top 3 picks that strike the perfect balance between ease of use, performance, and ROI:

Clearout – Best for ensuring your emails reach real inboxes. With top-tier email verification and lead-finding capabilities, Clearout helps improve deliverability and reduce bounce rates significantly.
Instantly – A favorite for its automation and multi-inbox sending. Ideal for scaling your outreach without triggering spam filters.
Saleshandy – Excellent for cold email automation and tracking. With features like smart sequencing, detailed analytics, and inbox rotation, Saleshandy helps you run high-converting campaigns with precision.

Whether you're just getting started or looking to optimize your cold outreach, these tools can give you a strong head start. Try them out and see which one fits your workflow best!

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20 Best Cold Email Software & Tools of 2025

Table of Content

Why You Need Different Cold Email Tools (Not Just One)

Cold Email Tools That Make Email Campaigns Work!

1. Clearout

Real-time Verification For Highest Accuracy

AI Insights

Guaranteed Deliverables

Categorizes Bounces

Email Finder

LinkedIn Chrome Extension

Team Collaboration

Effortless Integration

Dynamic Pricing

What Our Customers Say…

2. Woodpecker

What the customers say…

3. Mailshake

What the customers say…

4. Apollo

What the customers say…

5. Klenty

What the customers say…

6. Instantly

What the customers say…

7. Gmass

What the customers say…

8. Lemlist

What the customers say…

9. Quickmail

What the customers say…

10. GlockApps

What the customers say…

11. Saleshandy

What the customers say…

12. Reply.io

What the customers say…

13. Snov.io

What the customers say…

14. Outreach.io

What the customers say…

15. HubSpot

What the customers say…

16. Mixmax

What the customers say…

17. Overloop

What the customers say…

18. Constant Contact

What the customers say…

19. Close

What the customers say…

20. Yesware

What the customers say…

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