Best Cold Email Software

Lemlist is an outbound sales platform built by the French company lempire for cold email, LinkedIn, and phone outreach. It combines a lead database of over 650 million contacts, an email and phone finder, personalized dynamic images, and AI written icebreakers with built in email warmup through lemwarm. Campaigns can mix email steps with LinkedIn connection requests, profile views, messages, and manual call tasks inside one sequence.

The Email plan covers unlimited users and up to 50,000 emails per month, while the Multichannel plan adds LinkedIn automation, in app calling, and a unified inbox and is priced per user. Lemlist integrates with Salesforce, HubSpot, Pipedrive, Zapier, and Aircall, and offers a 14 day free trial with no credit card required.

Woodpecker is a Poland based cold email and LinkedIn outreach tool aimed at agencies and B2B sales teams that need reliable inbox placement. Instead of fixed seat based tiers, it charges by the number of contacted prospects per month, starting near $7 per 100 prospects, and bundles in unlimited team members, unlimited email accounts, catch all email verification, and free automatic warmup.

Deliverability features include adaptive sending, inbox rotation, and a domain audit tool that checks SPF, DKIM, and DMARC records before a campaign launches. Add ons cover LinkedIn outreach, extra warmups, dedicated sending infrastructure, and an agency panel with white labeling. A 14 day free trial, or 100 free cold emails, is available with all features unlocked.

Mailshake is a United States based sales engagement platform for cold email, phone, and social outreach, built for sales teams and agencies that want one dashboard for multichannel prospecting. It includes the SHAKEspeare AI writing assistant, automated sequences with A/B testing, a Data Finder for sourcing prospects, and Lead Catcher for surfacing the most engaged leads.

Paid plans scale from a single connected mailbox on Starter up to ten mailboxes and a built in power dialer with unlimited North American minutes on Sales Engagement. Every plan includes free SMTP based email warmup, list cleaning credits, and integrations with Salesforce, HubSpot, and Pipedrive. There is no free plan or free trial, so a paid subscription is required from day one.

QuickMail is a Switzerland based cold email and LinkedIn outreach tool built around deliverability, using Deliverability AI to automatically rotate sending between connected inboxes with the strongest reputation. It offers free email warmup through its Mailflow partner, daily SPF, DKIM, and blacklist monitoring, and plain text sending with randomized metadata to reduce spam filter pattern matching.

Plans are billed per workspace rather than per seat, so teams can add unlimited users at no extra cost. The Starter plan supports 5,000 emails a month, Growth raises that to 100,000 emails with API access, and the Agency plan adds multiple workspaces and webhooks. Every plan includes a 14 day free trial that does not auto charge afterward.

GMass is a mail merge and cold email tool that runs as a Chrome extension inside Gmail, letting users send personalized bulk campaigns straight from their existing inbox using Google Sheets for merge data. It adds automatic follow up sequences that stop when a recipient replies, real time open, click, reply, and bounce tracking, and a Spam Solver tool for testing deliverability before a send.

Individual plans range from Standard through Premium, which adds inbox rotation across multiple Gmail accounts, up to Professional with the highest priority support. Team plans scale by seat count for organizations sending from several accounts. GMass offers a 7 day free trial capped at 50 emails per day, with no separate free plan after that.

Warmbox is an AI powered email warmup service that connects to a mailbox and exchanges realistic, GPT generated emails across a private network of more than 35,000 inboxes spanning over 100 countries to build sender reputation. It automatically removes warmup emails from spam folders, opens and replies to a portion of them, and generates the positive engagement signals mailbox providers look for.

Plans are priced by the number of inboxes warmed, with each tier bundling a matching number of team seats and a daily sending cap that increases with the plan. Warmbox also runs blacklist and DNS checks covering SPF, DKIM, and DMARC, and supports Gmail, Outlook, Yahoo, and other providers through OAuth or SMTP connections.

Hunter Campaigns is the cold email sending feature built into Hunter, the France based email finder and verifier platform. It lets users take contacts found through Email Finder or Domain Search and enroll them directly into three to seven step email sequences with delays, personalization tokens, reply detection, and open and click tracking, without leaving the Hunter dashboard.

Campaigns is not sold on its own. It is bundled into every paid Hunter plan alongside the email finder and verifier, with sequence recipient limits and connected inbox counts rising from 500 recipients and one inbox on the free plan to 15,000 recipients and twenty inboxes on the Scale plan. A free plan with limited monthly credits is available alongside the paid tiers.

Mailmeteor is a France based mail merge tool for Gmail, Google Sheets, Docs, and Excel that sends personalized emails without requesting read access to a user's inbox or Drive files. A free Hobby plan covers 500 emails a month, and paid plans raise sending limits, add extra sender addresses, autopilot scheduling, and email verification.

Higher tiers introduce follow up sequences, AI powered auto drafts and auto labels, built in email warmup, a custom tracking domain, and bounce and bot detection for cleaner analytics. Pricing is billed per user per month with two months free on annual billing, and Mailmeteor integrates with Zapier and common CRMs for teams running outreach from Google Workspace.

lemwarm is the email warmup product from lemlist, designed to protect sender reputation by exchanging automated emails with a network of more than 20,000 real inboxes across over 150 countries. It gradually raises daily sending volume up to a 40 email cap, tracks a deliverability score, and checks technical settings such as SPF, DKIM, and DMARC along with blacklist status.

The Smart plan adds personalized warmup emails and the ability to warm up actual campaign templates before they go out to real prospects, plus industry tailored warmup clusters. lemwarm is billed per inbox and is included at no extra cost for subscribers on lemlist's Email plan or higher, while non lemlist users can subscribe to it as a standalone tool.

Snov.io is a sales engagement platform that helps businesses find leads, verify and enrich contact data, and run outreach campaigns across email and LinkedIn. Core tools include an email finder and verifier, a B2B contacts database, email warm up, automated drip campaigns, and a built in sales CRM. Sales teams, marketers, and recruiters use it to build prospect lists and automate multichannel outreach at scale.

Founded in 2017 and operated by Snovio Inc., headquartered in New York, Snov.io serves millions of users and hundreds of thousands of companies worldwide. It offers a free plan plus paid tiers priced by monthly credits and contacted recipients, along with an API, webhooks, and integrations with tools such as HubSpot, Pipedrive, Salesforce, and Zapier.