Last updated May 2026
Instantly vs Mailshake
A side-by-side comparison of Instantly and Mailshake — pricing, features, integrations, and where each one wins.
Instantly
cold email
Cold email outreach platform with unlimited email accounts, built-in warmup, and AI inbox rotation for high-volume senders.
Visit Instantly →Mailshake
cold email
Sales engagement and cold email platform supporting sequences, calls, social touches, and inbox-pause rules.
Visit Mailshake →Pricing
Instantly
| Tier | Monthly | Per seat | Includes |
|---|---|---|---|
| Growth | $47 | — | Unlimited email accounts · Unlimited email warmup · 1,000 uploaded contacts |
| Hypergrowth | $97 | — | Unlimited email accounts · Unlimited email warmup · 25,000 uploaded contacts |
| Light Speed | $358 | — | Everything in Hypergrowth · 500,000 emails monthly · 100,000 uploaded contacts |
| Enterprise | — | — | Everything in Light Speed + · 500,000+ emails monthly · 500,000+ uploaded contacts |
Mailshake
| Tier | Monthly | Per seat | Includes |
|---|---|---|---|
| Starter | $25 | — | 1,500 email sends per month · 1 email address per seat · Unlimited email warmup |
| Email Outreach | $45 | — | Unlimited email sends · 2 email addresses per seat · Salesforce, HubSpot, Pipedrive sync |
| Sales Engagement | $85 | — | LinkedIn automation included · Power phone dialer with NA minutes · 10 email addresses per seat |
| Agency | — | — | Multi-client agency dashboard · Talk to sales · Custom pricing |
Key features
Instantly
- Unlimited email accounts on every plan
- AI inbox rotation for deliverability resilience
- Built-in B2B lead database for prospecting
- Email warmup network spanning 1M+ accounts
- Unified inbox for replies across mailboxes
Mailshake
- Multichannel sequences across email, phone and LinkedIn
- AI email writing assistant (SHAKESpeare)
- Power dialer with North American free minutes
- Lead Catcher inbox for reply management
- CRM integrations with Salesforce, HubSpot, Pipedrive
Where each one wins
Instantly
Strengths
- Cleaner UX than Smartlead with smoother onboarding
- Largest warmup network claim in the category
- Built-in lead finder reduces tool sprawl
Tradeoffs
- Per-active-lead pricing penalizes large list churn
- Bundled lead database has uneven freshness
- Pricing escalates quickly on the scale tier
Mailshake
Strengths
- Simple per-seat pricing without credit complexity
- Multichannel including phone dialer in one tool
- Solid Salesforce/HubSpot integration for outbound teams
Tradeoffs
- Deliverability infrastructure lags Smartlead/Instantly
- Email-account limits per seat feel tight at scale
- Reporting less granular than Outreach or Salesloft