ColdMail vs Premium Inboxes
ColdMail (Google Workspace mailboxes) and Premium Inboxes (Google & Microsoft mailboxes, done-for-you) are both Google/Microsoft reseller options. For 30 mailboxes on 10 domains, ColdMail is cheaper at $106.22/mo vs $113.72/mo for Premium Inboxes, a difference of $7.50 a month ($90 a year).
Last updated 2026-11-02 · list prices, monthly billing
Verdict by use case
Side by side
| ColdMail | Premium Inboxes | |
|---|---|---|
| Mailbox type | Google/Microsoft reseller | Google/Microsoft reseller |
| Platform | GoogleMicrosoft | |
| Per mailbox / month | $3.25 Monthly plans: Starter $35 for 10 mailboxes (extra $3.50), Growth $97.50 for 30 (extra $3.25), Scale $299 for 100 (extra $3.00). Annual billing lowers these to $20, $60 and $199 a month (the 'from $1.99/inbox' headline is the annual Scale plan). No first-month promo listed. Also reachable at coldmailhq.com, which redirects to coldmail.app. | $3.50 1-249: $3.50; 250-1,249: $3.00; 1,250+: $2.80. Annual saves 20%. |
| 30 mailboxes / month | $97.50 | $105 |
| + 10 domains / month | $8.72 * | $8.72 * |
| Total / month | $106.22 | $113.72 |
| Minimum | 10 mailboxes (Starter plan) | No monthly commitment |
| Warmup | Add-on | No |
| Sending cap | None published | None published |
| Price source | Provider page | Provider page |
* Reference .com price used (provider domain price not published).
Frequently asked questions
Is ColdMail cheaper than Premium Inboxes?
For 30 mailboxes + 10 domains on monthly list prices, ColdMail is cheaper: $106.22/mo vs $113.72/mo (checked 2026-11-02).
What's the difference between ColdMail and Premium Inboxes?
ColdMail: Google Workspace mailboxes, $3.25 per mailbox, minimum 10 mailboxes (starter plan), warmup add-on. Premium Inboxes: Google & Microsoft mailboxes, done-for-you, $3.50 per mailbox, minimum no monthly commitment, warmup no.
Which is better for cold email, ColdMail or Premium Inboxes?
On price, ColdMail wins for a 30-inbox setup. Beyond price, compare platform (Google vs Google/Microsoft), minimums and warmup. MailboxWatch doesn't test deliverability.