KudosCRM is a customer relationship management service from KudosCRM, headquartered in Hong Kong.
Alternatives to Mailtrack
Mailtrack is for people who want a quick signal that an email was delivered or opened. Its tracking pixel records opens, check marks indicate delivery and open status, and real-time notifications and a daily activity report are available on the free plan. Link clicks are tracked for 10 emails on the Free and Mailtrack plans; Mailsuite adds unlimited link tracking, group-recipient detail, scheduling, and weekly and monthly reports. It supports Gmail, with a free Outlook…
Mailbutler Smart Assistant adds AI writing and email-management tools to Apple Mail, Microsoft Outlook, and Gmail.
Mailmeteor is a personalized email campaign tool that helps users manage replies from Gmail, Outlook and other tools.
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Boomerang
Boomerang for Gmail helps users manage message timing, follow-ups, and meeting scheduling.
Free planAndroidiOSWebAPI8.1From $4.98 a month - 5
Mixmax
Mixmax is a sales engagement platform for revenue teams that works inside Gmail and Outlook.
Free planWebAPIExtensionLinux8.1From $29 a month - 6

Right Inbox
Right Inbox is a Gmail productivity tool for tracking, scheduling, and automating email.
Free planWebExtensionLinuxmacOS7.9From $9.95 a month - 7

Instantly
Instantly combines cold email automation with a built-in B2B lead database for sales outreach.
AndroidiOSWebAPI7.8From $47 a month - 8

Close
Close is sales software with a visual pipeline, synced email, marketing automation, AI features, and mobile apps for iOS and Android.
AndroidiOS7.6From $9 a month - 9
Salesforce Sales Cloud
Salesforce Sales Cloud is a CRM for managing sales activity through a browser extension and mobile app.
Free planExtension7.4From $25 a month - 10

Streak
Free planAndroidiOSWeb7.4From $59 a month - 11

Yesware
Yesware is a sales engagement platform that brings email tracking, templates, and automated outreach into Gmail and Outlook.
Free planWebExtensionmacOSWindows7.3From $19 a month - 12

Apollo
Apollo is a data intelligence and sales engagement platform for go-to-market teams.
Free planWebAPIExtension7.2From $49 a month - 13
7.2From $50 a month - 14

Saleshandy
Saleshandy is a multichannel outbound platform for finding leads, contacting prospects, and booking meetings.
AndroidiOSWebAPI7.2From $34 a month - 15

Woodpecker
Woodpecker is a cold email and LinkedIn outreach tool for businesses running outbound campaigns.
WebAPIExtension7.2 - 16
Salesmate
AndroidiOSWeb7.1From $23 a month - 17
Salesflare
Salesflare is paid sales software with a visual pipeline, email synchronization, marketing automation, and AI features.
AndroidiOSWebWindows7.0From $39 a month - 18

Salesloft
Salesloft describes its product as a predictive revenue system that turns signals across a company's revenue stack into prioritized actions for revenue teams.
AndroidiOSWebAPI7.0 - 19

Relate Engage
Relate Engage is an email communication and sequencing tool for automated outbound email, paired with CRM, calendar, and deal features.
Free planWebmacOSWindows6.9From $60 a month - 20
SalesBlink
SalesBlink is an AI cold email outreach platform for finding leads, building sequences, and booking meetings.
AndroidiOSWebAPI6.9From $25 a month - 216.8From $79 a year
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MailTracker
MailTracker is a Gmail email-tracking service delivered through a Chrome extension, with a web platform also listed.
Free planWebExtension6.8From $29.99 a month - 23

Snov.io
Snov.io is a lead generation and sales outreach platform for finding prospects, enriching contact data, and running email and LinkedIn campaigns.
WebAPIExtension6.8From $39 a month - 24

Outsolvi
Outsolvi provides confidence-scored email open tracking across Outlook and Gmail for account executives.
WebExtensionmacOSWindows6.7From $84 a year - 25

EmailSavy
EmailSavy tracks email opens, clicks, and replies, then provides follow-up alerts.
Free planWebExtension6.6From ₹99 a month - 26
Intelliverse Email Tracker
Intelliverse Email Tracker sends real-time alerts when recipients open tracked messages or click links.
Free planWebExtensionWindows6.6From $4.99 a month - 27

lemlist
lemlist is a paid sales engagement platform for finding leads, personalizing outreach, and running campaigns across several channels.
WebAPIExtension6.6From $55 a month - 28
OutMass
OutMass is a Chrome and Edge extension that adds mail merge and mass email tools to Outlook on the web.
Free planWebExtension6.6From $9 a month - 29

PitchTrack
PitchTrack is a Gmail-focused service for music outreach, combining email tracking, personalized broadcasts, and contact management.
Free planWebExtension6.6From $9.99 a month - 30

Reply.io
Reply.io is a sales engagement and cold email outreach platform for businesses and sales teams.
WebAPIExtension6.6From $59 a month

