Instantly vs Mailshake

Take a look at how Instantly and Mailshake stack up against each other across pricing, features, and support using feedback from real users like yourself. Instantly scores 4.9 out of 5 from 1678 reviews, while Mailshake has been rated 4.7 out of 5 from 252 reviews.
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Instantly Sales Engagement Software logo

Instantly

4.9
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Mailshake Sales Engagement Software logo

Mailshake

4.7

( 252 )

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At a Glance
Instantly Sales Engagement Software logo
Instantly
Starting at:
$4.00//month
Mailshake Sales Engagement Software logo
Mailshake
Starting at:
$58.00/month
Overview
Instantly Sales Engagement Software logo
Instantly
Instantly (Instantly.ai) is a cloud SaaS sales engagement and cold outreach platform with a built-in B2B lead database, deliverability tools, AI-driven sequence & reply agents, a multi-channel AI CRM, and campaign analytics. It helps teams scale cold email campaigns, automate outreach and manage ... Learn more
Capabilities
  • AI Enabled
  • API Available
  • Open Source
  • CLI Available
Mailshake Sales Engagement Software logo
Mailshake
Milkshake is an email outreach platform used by sales teams to craft and send personalized cold emails at scale. The platform features numerous email templates and gives users access to automated follow-ups, as well as analytics that delivers comprehensive performance analytics. Learn more
Capabilities
  • AI Enabled
  • API Available
  • Open Source
  • CLI Available
Images
Mailshake
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Mailshake Screenshots
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Mailshake screenshot 5
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Pricing
Instantly Sales Engagement Software logo
Instantly
Free trial available
Free plan available
Billing type Recurring Subscription
Done-For-You Airmail email account
$4.00
/ month
Done-For-You Google email account
$5.00
/ month
Nano Credits
$9.00
/ month
Pre-warmed Google email account
$10.00
/ month
Domain (purchased via Instantly)
$15.00
/ year
Inbox Placement - Growth
$47.00
/ month
Growth Plan (Email Outreach)
$47.00
/ month
Growth Credits
$47.00
/ month
CRM Plan - Growth
$47.00
/ month
Email Outreach Add-on
$87.00
/ month
CRM Plan - Hyper
$97.00
/ month
Inbox Placement - Hypergrowth
$97.00
/ month
Supersonic Credits
$97.00
/ month
Hyper Growth Plan (Email Outreach)
$97.00
/ month
Hyper Credits
$197.00
/ month
Light Speed Plan (Email Outreach)
$358.00
/ month
Credits Add-on
$425.00
/ month
See all pricing
Mailshake Sales Engagement Software logo
Mailshake
Free trial available
Free plan available
Billing type Recurring Subscription
Email Outreach
$58.00
/ month
Sales Engagement
$83.00
/ month
See all pricing
Pros and Cons
Instantly Sales Engagement Software logo
Instantly
Pros
  • Flat-fee pricing with unlimited sending accounts and unlimited warmup
  • Strong built-in deliverability tools (authentication, inbox placement testing, domain rotation)
  • Built-in lead database with enrichment and verification
  • Powerful AI features (sequence generation, reply agents, Copilot, AI CRM)
  • Wide set of integrations and automation capabilities
Cons
  • Higher-tier features require larger jumps in price and multiple plan types (Outreach vs Credits vs CRM vs Inbox Placement) can increase complexity and cost
  • Lack of clear UI localization/multi-language support and limited information on mobile apps
  • Details on advanced role-based permissions are unclear
  • Dependency on correct domain/email setup for deliverability; misconfiguration can degrade performance
  • Data residency/storage appears US-based which may concern non-US clients
Mailshake Sales Engagement Software logo
Mailshake
Pros

Not enough data available.

Cons

Not enough data available.

Reviewer's Segments
Instantly Sales Engagement Software logo
Instantly
Small Business
97.85%
Mid Market
1.97%
Enterprise
0.18%
Mailshake Sales Engagement Software logo
Mailshake
Small Business
90.87%
Mid Market
7.94%
Enterprise
1.19%
Deployment
Instantly Sales Engagement Software logo
Instantly
  • Cloud based
  • Desktop based
  • Mobile based
  • On-premise
Mailshake Sales Engagement Software logo
Mailshake
  • Cloud based
  • Desktop based
  • Mobile based
  • On-premise
Support
Instantly Sales Engagement Software logo
Instantly
  • Chat
  • Email/Help Desk
  • FAQs/Forum
  • Knowledge Base
Mailshake Sales Engagement Software logo
Mailshake
  • Chat
  • Email/Help Desk
  • FAQs/Forum
  • Knowledge Base
Training
Instantly Sales Engagement Software logo
Instantly
  • Documentation
  • Videos
  • Webinars
Mailshake Sales Engagement Software logo
Mailshake
  • Documentation
  • Videos
  • Webinars
Integrations
Instantly Sales Engagement Software logo
Instantly
Total integrations: 7
  • Agiled
  • BuiltWith
  • BuzzStream
  • Calendly
  • Crowdcast
  • Folderly
  • FullEnrich
  • Gmail
  • HubSpot
  • Lemlist
  • Lyne.ai
  • PhantomBuster
  • Pipedrive
  • Reply
  • Respona
  • Slack
  • Smith.ai Live Website Chat
  • Woodpecker
  • Zapier
Mailshake Sales Engagement Software logo
Mailshake
Total integrations: 13
  • Agiled
  • BuiltWith
  • BuzzStream
  • Calendly
  • Crowdcast
  • Folderly
  • FullEnrich
  • Gmail
  • HubSpot
  • Lemlist
  • Lyne.ai
  • PhantomBuster
  • Pipedrive
  • Reply
  • Respona
  • Slack
  • Smith.ai Live Website Chat
  • Woodpecker
  • Zapier
Top Alternatives
Instantly Sales Engagement Software logo
Instantly
See all alternatives
Mailshake Sales Engagement Software logo
Mailshake
See all alternatives
Company Details
Instantly Sales Engagement Software logo
Instantly
  • By Foo Monk, LLC dba Instantly.ai
  • Located in Sheridan, Wyoming, USA
  • Founded in 2021
Mailshake Sales Engagement Software logo
Mailshake
  • By Mailshake LLC
  • Located in Austin, Texas, United States
  • Founded in 2016