Home / Cold Outreach / Instantly vs Mailshake

Instantly Instantly VS Mailshake Mailshake

Updated June 29, 2026 · 5 criteria compared

Head-to-Head Scores

Instantly

7.8

Overall

VS

Mailshake

7.5

Overall

Ease
7 8
Ease
Features
8.5 8
Features
Deliverability
9.5 7.5
Deliverability
Pricing
6.5 6.5
Pricing
Support
7.5 7.5
Support

Pros & Cons

✅ Instantly Pros & Cons

  • Best deliverability for cold email
  • Unlimited email accounts
  • Automated warm-up pool
  • AI personalization
  • Unibox centralizes replies
  • No free plan
  • Mainly for cold outreach
  • Learning curve
  • Pricing per account model
  • Not for newsletters

✅ Mailshake Pros & Cons

  • Phone + email + social in one
  • AI email writer included
  • Good for multi-channel outreach
  • Simple, intuitive UX
  • Solid team features
  • Pricier than some competitors
  • LinkedIn features via extension
  • Limited advanced automation
  • Cold outreach only focus
  • No CRM built in

Feature Comparison

Feature
Instantly
Mailshake
Unlimited Email Accounts
✓
—
Email Warm-up
✓
✓
SPAM & Deliverability Tools
✓
✓
Drag & Drop Builder
✓
—
AI Content & Recommendations
✓
✓
Lead Generation
✓
✓
CRM & Lead Management
✓
—
A/B Testing
✓
✓
Reply Management
✓
✓
Template Library
✓
✓
GDPR Compliant
✓
✓
Forms & Landing Pages
✓
—
Reporting & Analytics
✓
✓
Transactional Email
✓
—
Email & SMS Marketing
✓
✓
Marketing Automation
✓
✓
Integrations
✓
✓
Contact & List Management
✓
✓
Email Sequences
—
✓
Team Collaboration
—
✓
Email Verification
—
✓

Best For...

🎯 Instantly is Best For

Cold outreach agenciesSales teamsLead gen companiesB2B outboundHigh-volume senders

🎯 Mailshake is Best For

Multi-channel sales teamsPhone + email outreachSMB sales teamsSimple outbound setupAI-assisted writing

User Votes

Instantly

Instantly

50% of votes

VS
Mailshake

Mailshake

50% of votes

Pricing

Instantly

From $37/mo (Growth); From $97/mo (Hypergrowth)

Visit Instantly →

Mailshake

From $58/user/mo

Visit Mailshake →

⚡ Quick Verdict

Instantly and Mailshake are closely matched. Instantly edges ahead slightly in overall balance.

Frequently Asked Questions

Which is better for beginners, Instantly or Mailshake?

Mailshake is more user-friendly (score 8/10 vs 7/10). Instantly may offer more depth but requires more setup time.

Which has better deliverability, Instantly or Mailshake?

Instantly has better deliverability (9.5/10) compared to Mailshake (7.5/10), with stronger infrastructure and sender reputation tools.

Which is more affordable?

Instantly offers better value for money (score 6.5/10). From $37/mo (Growth). Mailshake: From $58/user/mo.

Can I switch from Instantly to Mailshake easily?

Both platforms support importing contacts via CSV and offer migration assistance. Instantly and Mailshake have API access for custom migrations. The transition depends on how many automations and templates you need to rebuild.

Which is better for e-commerce?

Neither Instantly nor Mailshake is specifically designed for e-commerce. Consider Klaviyo or Omnisend for dedicated e-commerce email marketing.

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