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Software · head to head

Mailshake vs 6sense

Mailshake logo

Mailshake

Software

Email outreach and sales engagement software for cold email and multichannel sequences

From
$25/month
Rated
-
Full reviewWebsite
6sense logo

6sense

Software

Account-based intent data and revenue intelligence platform for B2B sales and marketing

From
On request
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Mailshake no free trial is offered, unlike some competing outreach tools.; 6sense pricing is not published and requires contacting sales, making budgeting and comparison difficult for smaller teams.
  • They diverge on capability: Mailshake covers Automated Email Sequences, 6sense covers Signalverse intent data.

Where they differ

Only the attributes on which Mailshake and 6sense actually diverge.

Attributes where Mailshake and 6sense differ
AttributeMailshake6sense
Starting price$25/monthOn request
Pricing modelsubscriptionquote
Platformswebweb, api
Founded2015Unknown

Identical on both: free tier (No), user rating (Not yet rated), category (Unknown).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Mailshake

  • Automated Email Sequences
  • Email Warmup & Verification
  • Data Finder
  • Unified Inbox
  • Power Phone Dialer
  • CRM Integrations
  • A/B Testing

Only in 6sense

  • Signalverse intent data
  • Predictive AI models
  • Web deanonymization
  • Sales Copilot
  • Intelligent Workflows
  • AI Email Agents
  • CRM and reporting integration

What people use each for

The jobs each tool is most often brought in to do.

Mailshake

  • Running cold email outreach campaigns for sales prospectingnot 6sense
  • Automating multi-step follow-up sequences with A/B testingnot 6sense
  • Finding and verifying prospect contact data before outreachnot 6sense
  • Combining email and phone dialing in one outbound workflownot 6sense
  • Managing agency client outreach across separate billing teamsnot 6sense

6sense

  • Prioritizing target accounts by buying intentnot Mailshake
  • Identifying anonymous website visitorsnot Mailshake
  • Orchestrating multi-channel ABM campaignsnot Mailshake
  • Equipping sales reps with account-level intelligencenot Mailshake
  • Predicting which accounts are in-market for a purchasenot Mailshake

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Mailshake

  • No free trial is offered, unlike some competing outreach tools.
  • The phone dialer and larger data finder credit allotments are only available on the higher-priced Sales Engagement plan.
  • Pricing scales per user/email address, which can become costly for larger outbound teams.
  • CRM integrations (Salesforce, Pipedrive, HubSpot) are limited to the Email Outreach plan and above, unavailable on Starter.

6sense

  • Pricing is not published and requires contacting sales, making budgeting and comparison difficult for smaller teams.
  • Implementation and onboarding can take several weeks due to the complexity of data integration and workflow setup.
  • The platform is oriented toward mid-market and enterprise B2B teams, so smaller companies may find the cost difficult to justify.
  • Data credit consumption for unlocking contact records adds an additional variable cost on top of base subscription fees.

Pricing, plan by plan

Mailshake

$25/month
  • Starter$25/month
    • 1 email address per account
    • 1,500 email sends per month
    • Unlimited uploaded contacts and campaigns
  • Email Outreach$45/month
    • 2 email addresses per account
    • Unlimited email sends and campaigns
    • 50 free data finder credits
  • Sales Engagement$85/month
    • 10 email addresses per account
    • 2,500 free data finder credits
    • 5 phone numbers with unlimited North America dialer minutes
  • Agency$undefined/month
    • Unlimited email addresses
    • All Sales Engagement features
    • Custom pricing for agencies

6sense

On request
  • Sales Intelligence + Data Credits$undefined/year
    • Sales Copilot Chrome extension and AI writer
    • Company and contact insights
    • Web visitor identification
  • Sales Intelligence + Predictive AI$undefined/year
    • Predictive AI model, scores, and dashboards
    • Sales Copilot
    • Company and contact insights
  • Sales Intelligence + Data Credits + Predictive AI$undefined/year
    • Predictive AI models, scores, and dashboards
    • Sales Copilot with AI Recommended Actions
    • Buyer discovery and List Builder

Which should you pick?

Choose Mailshake if

  • You need automated email sequences.
  • You work on web.
  • You also want email warmup & verification.
Mailshake review

Choose 6sense if

  • You need signalverse intent data.
  • You work on web, api.
  • You also want predictive ai models.
6sense review

Questions people ask

Is Mailshake or 6sense better?
Neither clearly leads. Mailshake starts at $25/month and 6sense at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Mailshake or 6sense?
Mailshake starts at $25/month and 6sense at On request.
Does Mailshake or 6sense run on more platforms?
Mailshake runs on web. 6sense runs on web, api.
What is Mailshake best used for?
Mailshake is most often used for running cold email outreach campaigns for sales prospecting, automating multi-step follow-up sequences with a/b testing, finding and verifying prospect contact data before outreach, combining email and phone dialing in one outbound workflow. Of those, running cold email outreach campaigns for sales prospecting and automating multi-step follow-up sequences with a/b testing are not what 6sense is typically brought in for.
What can Mailshake do that 6sense cannot?
Mailshake covers Automated Email Sequences, Email Warmup & Verification, Data Finder, Unified Inbox. 6sense covers Signalverse intent data, Predictive AI models, Web deanonymization, Sales Copilot.

Answered from the vendors’ own pages

Mailshake: How am I charged for Mailshake?

Billing is paid by the team and based on the number of users purchased. Each user allows one connected mail account, so a 3-user plan enables 3 connected mailboxes.

Source
6sense: What does 6sense do?

6sense is an account-based marketing platform that captures intent, firmographic, and contact signals to identify accounts actively researching a purchase, then helps sales and marketing teams prioritize and personalize outreach to them.

Source
Mailshake: Is there a free trial for Mailshake?

No free trial is offered. Instead, Mailshake provides concierge onboarding, deliverability training, and support resources to new customers.

Source
6sense: Does 6sense publish its pricing?

No. 6sense's pricing page describes tiered Sales Intelligence packages (with combinations of data credits and predictive AI) but does not list dollar amounts; prospects must book a demo to get a quote.

Source
Mailshake: Can I cancel my Mailshake subscription at any time?

Yes, subscriptions can be cancelled at any time before the renewal date without additional charges, aside from any outstanding prorated costs.

Source
6sense: What is included in 6sense's Sales Intelligence tiers?

Tiers combine predictive AI scoring, Sales Copilot (AI recommended actions and account summaries), company/contact data acquisition, buyer discovery, list building, alerts, and CRM/reporting integration in varying combinations.

Source
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