4
Boomerang
Boomerang offers email productivity and meeting scheduling through browser extensions and mobile apps.
Free planAndroidiOSWebExtension
8.0From $4.98 a month
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5
Right Inbox
Right Inbox is a Gmail productivity tool for tracking, scheduling, and automating email.
Free planWebExtensionLinuxmacOS
7.9From $9.95 a month
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6
Instantly
Instantly combines cold email automation with a built-in B2B lead database for sales outreach.
AndroidiOSWebAPI
7.8From $47 a month
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7
Yesware
Yesware is a sales engagement platform that brings email tracking, templates, and automated outreach into Gmail and Outlook.
Free planWebExtensionmacOSWindows
7.3From $19 a month
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8
Klenty
Klenty is a sales engagement platform for phone-first SDR teams.
WebAPIExtension
7.2From $50 a month
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9
Saleshandy
Saleshandy is a multichannel outbound platform for finding leads, contacting prospects, and booking meetings.
AndroidiOSWebAPI
7.2From $34 a month
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10
Woodpecker
Woodpecker is a cold email and LinkedIn outreach tool for businesses running outbound campaigns.
WebAPIExtension
7.2
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11
Hunter
Hunter is an email outreach platform for people in marketing, sales, recruiting and other work that involves contacting people by email.
Free planWebAPIExtension
6.9From $34 a month
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12
Outplay
Outplay is a sales engagement and automation platform for account research, prospecting, and coaching.
Free planWebExtension
6.9From $39 a month
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13
ReplySequence
Free planWebAPI
6.9From $29 a month
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14
Scurry
Scurry turns sales meeting transcripts into personalized, multi-touch follow-up email sequences.
Free planWeb
6.8From $79 a month
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15
Snov.io
Snov.io is a lead generation and sales outreach platform for finding prospects, enriching contact data, and running email and LinkedIn campaigns.
WebAPIExtension
6.8From $39 a month
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16
YAMM
YAMM is a mail merge tool for Gmail and Google Sheets, available as an extension and on the web.
Free planWebExtension
6.8From $25 a year
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17
ReachInbox
ReachInbox is an AI-powered cold outreach platform for finding prospects, personalizing email campaigns, and coordinating replies.
Free planWebAPI
6.7From $30 a month
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18
Later.io
Later.io schedules email messages to yourself or other people for a future delivery date, and can send recurring reminders about reports, habits, or payments.
Free planWeb
6.6From $3.33 a year
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19
lemlist
lemlist is a paid sales engagement platform for finding leads, personalizing outreach, and running campaigns across several channels.
WebAPIExtension
6.6From $55 a month
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20
Reply.io
Reply.io is a sales engagement and cold email outreach platform for businesses and sales teams.
WebAPIExtension
6.6From $59 a month
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21
SendLater
SendLater is a Windows add-in for Microsoft Outlook that schedules email messages for a chosen time.
Free planWindows
6.6Free plan
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22
Smartlead
WebAPI
6.6From $39 a month
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23
GMass
GMass sends newsletters, announcements, cold campaigns, and transactional email from inside Gmail through an extension and the web.
WebExtension
6.5From $349 a year
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24
QuickMail
WebAPIExtension
6.5From $49 a month
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25
SmartReach.io
WebAPIExtension
6.5From $29 a month
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26
Overloop
WebAPIExtension
6.4From $69 a month
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27
Mailshake
Mailshake is sales engagement software for automating outreach and generating leads.
WebExtension
6.3From $25 a month
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28
NuReply
NuReply is an AI-powered B2B cold-email outreach platform for sales teams, founders, and marketers.
WebAPI
6.3From $25 a month
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29
SendEmAll
SendEmAll is an outbound sales platform that brings together B2B lead search, campaign sequencing, and sending infrastructure.
WebAPI
6.0From $1.50 a month
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