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Mailshake vs Instantly: Which is Better in 2026?

Choosing between Mailshake and Instantly comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.

Bottom line: Instantly wins this matchup. GMass is our overall Email pick. GMass is our free Email pick. Pick Mailshake if you need sales engagement.

··Methodology
Editor reviewed0 verified reviews comparedPricing checked Sep 2026

Short on time? Here's the quick answer

We've tested both tools. Here's who should pick what:

Mailshake

Sales engagement for modern sales teams

Best for you if:

  • • You want manages email and LinkedIn campaigns in one platform, eliminating the need to switch tools
  • • You want includes robust deliverability tools like email domain setup assistant, free email warm-up, list cleaning, and an in-app copy analyzer

Instantly

Scale cold email outreach with warm domains and performance analytics

Best for you if:

  • • You want good cold email tool
  • • You want unlimited accounts
At a Glance
MailshakeMailshake
InstantlyInstantly
Starts at
$59/moEmail Outreach
$37.6/moGrowth
Best For
Sales EngagementSales
Rating
4.6/54.8/5
Free plan
No No

Choose Mailshake or Instantly?

Mailshake

Choose Mailshake if

Sales engagement for modern sales teams

  • You want manages email and LinkedIn campaigns in one platform, eliminating the need to switch tools
  • You want includes robust deliverability tools like email domain setup assistant, free email warm-up, list cleaning, and an in-app copy analyzer
  • Your work is sales engagement-shaped, not sales-shaped
Instantly

Choose Instantly if

Scale cold email outreach with warm domains and performance analytics

  • You want good cold email tool
  • You want unlimited accounts
  • Your work is sales-shaped, not sales engagement-shaped
FeatureMailshakeInstantly
Pricing ModelPaidPaid
User Rating
★4.6/5
1,117 reviews
★4.8/5
4,158 reviews
Categories
Sales EngagementLead Generation
SalesEmail

In-Depth Analysis

MailshakeMailshake

Sales engagement for modern sales teams

Starts at $59/mo
Good value

Mailshake's pricing is moderately fair, with the 'Email Outreach' tier at $59 offering a solid entry point for basic needs.

Watch out

Potential overage fees for high volume.

Strengths

  • +Manages email and LinkedIn campaigns in one platform, eliminating the need to switch tools.
  • +Includes robust deliverability tools like email domain setup assistant, free email warm-up, list cleaning, and an in-app copy analyzer.
  • +Features SHAKEspeare AI writer for generating email content, offering inspiration or full automation.
  • +Provides detailed analytics on opens, replies, and clicks, with a Lead Drivers dashboard and Lead Catcher to identify engaged prospects.
  • +Offers multi-channel outreach automation across phone, email, and social media, including LinkedIn automation and a power phone dialer.

Weaknesses

  • -The Starter plan limits users to one email address per account and 1,500 email sends per month.
  • -The Sales Engagement plan, which includes LinkedIn automation and phone features, is significantly more expensive than the email-only plans.
  • -The Data Finder and Ready to Use Mailboxes features are add-ons that incur additional monthly costs.

Key features

Email outreachPhone dialerSocial sellingA/B testingAnalyticsIntegrations

InstantlyInstantly

Scale cold email outreach with warm domains and performance analytics

Starts at $37.6/mo
Good value

Instantly's pricing is quite competitive, especially at the lower tiers.

Watch out

Potential overage fees for exceeding email limits.

Strengths

  • +Good cold email tool
  • +Unlimited accounts
  • +Warmup included
  • +Fair pricing
  • +Good deliverability

Weaknesses

  • -Learning curve
  • -Can be overwhelming
  • -Support varies
  • -Email limits exist
  • -Compliance concerns

Key features

Cold emailUnlimited accountsAI warmupLead finderAnalyticsIntegrations

Pricing: Mailshake vs Instantly

PlanMailshakeInstantly
Tier 1
$59
Email Outreach
$37.60
Growth
Tier 2
$99
Sales Engagement
$77.60
Hypergrowth
Tier 3N/A
$286.30
Light Speed
Tier 4N/A
Custom
Enterprise

Pricing verified from each vendor's public pricing page. Compare in detail on Mailshake pricing and Instantly pricing.

Who Should Use What?

On a budget?

Both are paid. Compare plans on their websites.

Go with: Instantly

Want the highest-rated option?

Mailshake: 4.6/5 (1,117 reviews). Instantly: 4.8/5 (4,158 reviews).

Go with: Instantly

Value user reviews?

Mailshake: 1,117 reviews (4.6/5). Instantly: 4,158 reviews (4.8/5).

Go with: Instantly

3 Questions to Help You Decide

1

What's your budget?

Both are paid. Pricing won't help you decide here.

2

What's your use case?

Mailshake is a sales engagement tool. Instantly is in sales. Pick the category that matches your needs.

3

How important are ratings?

Instantly is rated higher: 4.8/5 vs 4.6/5.

Key Takeaways

Instantly

  • Higher user rating: 4.8/5 vs 4.6/5
  • Larger review base (4,158 reviews)
  • Our pick for this comparison

Mailshake

  • Better fit for sales engagement

The Bottom Line

Instantly wins this matchup. GMass is our overall Email pick. GMass is our free Email pick.

Frequently Asked Questions

Is Mailshake or Instantly better?

Instantly is rated in our evaluation. Both are paid.

What are Mailshake and Instantly used for?

Mailshake: Sales engagement for modern sales teams. Instantly: Scale cold email outreach with warm domains and performance analytics.

What does Mailshake cost vs Instantly?

Mailshake is a paid tool. Instantly is a paid tool. Visit their websites for detailed pricing.

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