Mailbutler Smart Assistant adds AI writing and email-management tools to Apple Mail, Microsoft Outlook, and Gmail.
Alternatives to KudosCRM
KudosCRM combines a visual sales pipeline with email sync, marketing automation, AI features and mobile access across web, iOS and Android. Its free plan covers up to three users, 1,000 contacts, one pipeline, tasks, activities and one email inbox. Basic costs $9 per user monthly when billed annually and expands capacity to 25 users, 25,000 contacts and three pipelines. Professional adds unlimited users and pipelines, 50 automations, Kudos AI allocation, webhooks, API access…
Mailmeteor is a personalized email campaign tool that helps users manage replies from Gmail, Outlook and other tools.
Boomerang for Gmail helps users manage message timing, follow-ups, and meeting scheduling.
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Mixmax
Mixmax is a sales engagement platform for revenue teams that works inside Gmail and Outlook.
Free planWebAPIExtensionLinux8.1From $29 a month - 5

Mailtrack
Mailtrack is an email-tracking service for Gmail that records opens with a tracking pixel and shows delivery and open status with check marks.
Free planAndroidiOSWebAPI8.0From $6.99 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

