Email Infrastructure Cost Comparison
Compare monthly costs side-by-side across coldBirds, Maildoso, MailReef, Mailforge, Instantly SmartSenders, ScaledMail, and DIY Google Workspace. Includes hidden costs: warmup, DNS management, monitoring.
Comparing monthly costs at 100 mailboxes
| Provider | $/mailbox | Base Cost | Hidden Costs | Total/mo | vs coldBirds |
|---|---|---|---|---|---|
| coldBirds | $3.50 | $350 | — | $350 | Baseline |
| Maildoso | $1.67 | $167 | +$29 | $196 | -$154/mo |
| Mailforge | $1.67 | $167 | +$78 | $245 | -$105/mo |
| Instantly SmartSenders | $4.00 | $400 | — | $400 | +$50/mo |
| ScaledMail | $2.44 | $244 | +$78 | $322 | -$28/mo |
| DIY (Google Workspace) | $7.20 | $720 | +$128 | $848 | +$498/mo |
| Feature | coldBirds | Maildoso | Mailforge | Instantly SmartSenders | ScaledMail | DIY GWS |
|---|---|---|---|---|---|---|
| Warmup Included | ||||||
| Health Monitoring | ||||||
| Auto DNS Config | ||||||
| Dedicated VA (Free) | ||||||
| Dedicated IPs | ||||||
| Sequencer Integrations | 10 | 4 | 2 | 1 | 3 |
* Pricing based on publicly available data as of 2025. Hidden costs include warmup tools ($49/mo avg), monitoring tools ($29/mo avg), and DNS management time at $25/hr. DIY GWS assumes Google Workspace Business Starter at $7.20/user/mo. Actual costs may vary by plan and volume.
coldBirds includes DNS automation, health monitoring, and warmup — competitors charge extra for each. See the real cost difference.
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