Mailshake vs ZoomInfo SalesOS
Sales Engagement pricing comparison · 2026
Mailshake pricing ranges from $29–$99/user/month, while ZoomInfo SalesOS ranges from $14995–$50000/per year. Mailshake is typically 100% more affordable, though your actual cost depends on tier and team size.
VS
Mailshake and ZoomInfo SalesOS both operate in the sales engagement category. This page compares their list pricing.
Plan-by-Plan Pricing
| Plan | Mailshake | ZoomInfo SalesOS |
|---|---|---|
| Starter | $29 /user/month | Custom |
| Email Outreach | $49 /user/month | Custom |
| Sales Engagement | $99 /user/month | Custom |
| Agency | Custom | — |
Market Intelligence
Mailshake
- Median annual cost
- $708
- Based on
- 29 deals
ZoomInfo SalesOS
- Median annual cost
- $15,750
- Based on
- 6 deals
Contract Terms
| Term | Mailshake | ZoomInfo SalesOS |
|---|---|---|
| Auto-renewal | — | Yes |
| Cancellation | — | Not clearly disclosed upfront |
| Minimum commitment | — | 1 year minimum, paid annually upfront |
| Price escalation | 10-20% of license costs | 30-42% annual price increases reported at renewal without clear advance notice |
| Can downgrade | — | No |