Instantly vs Mailshake
Instantly starts at $47/mo, while Mailshake starts at $29/mo. We rate Instantly best for agencies and teams running high-volume outbound at scale, and Mailshake best for small teams combining email and calling rather than high-volume sending. Neither offers a free trial, so budget for a paid month to evaluate either.
Instantly
High-volume cold email with unlimited mailboxes and strong deliverability tooling.
4.6From $47/mo
Mailshake
Email plus a built-in power dialer, aimed at small teams doing multi-touch outbound.
4.1From $29/mo
| Feature | Instantly | Mailshake |
|---|---|---|
| Rating | 4.6 | 4.1 |
| Starting price | $47/mo | $29/mo |
| Free trial | No | No |
| Email accounts | Unlimited | 1 (Starter) / 2 ($49) / 10 ($99) |
| Warmup included | Yes | Unlimited, all plans |
| Unified inbox | Scale plan+ | — |
| Lead database | 450M+ (bundle plans) | — |
| API access | Yes | — |
| Monthly emails | — | 1,500 (Starter), unlimited above |
| Dialer | — | Sales Engagement plan |
| Email verification | — | Unlimited |
The verdict
Choose Instantly if agencies and teams running high-volume outbound at scale. Choose Mailshake if small teams combining email and calling rather than high-volume sending.