EmailWarmer vs Mailwarm
Mailwarm positions itself as: “Warmup through a network of 50,000+ aged inboxes.” Here's how the two stack up — competitor pricing verified from their public pricing page as of July 2026.
Bundled tiers billed annually: Starter ~$69/mo (1 inbox, 50 emails/day), Growth $159/mo (3 inboxes), Scale $479/mo (10 inboxes). Extra interactions $0.02 each. No free trial.
Feature by feature
| Feature | EmailWarmer.io | Mailwarm |
|---|---|---|
| Price for 1 mailbox | Free (or $19 for 5) | ~$69/mo |
| Free plan | 1 mailbox forever | |
| Inbox placement tests | Included on every plan | |
| DNS audit (SPF/DKIM/DMARC) | Included on every plan | |
| Blacklist monitoring | 20 major RBLs, included | |
| AI deliverability assistant | Included (all plans) | Calls with deliverability experts |
| API access | Pro plan (read-only) + webhooks |
Where Mailwarm shines
- ·Long-aged inbox network
- ·Expert calls included in every plan
Where it falls short
- ·Most expensive tool in the category (~$69/mo for ONE inbox)
- ·No free plan or trial at all
- ·No placement testing, DNS, or blacklist tooling
Our take
Mailwarm charges roughly $69/month for a single inbox — more than 3× the cost of EmailWarmer's Pro plan that covers 25 inboxes with the full deliverability toolkit. Unless you specifically want their concierge expert calls, the economics are hard to defend.
Try EmailWarmer freeCommon questions
Why is Mailwarm so expensive?
Mailwarm positions itself on its network of 50,000+ aged inboxes and included expert calls, with Starter at ~$69/month for one inbox (annual billing, as of July 2026). EmailWarmer warms one inbox free, and 25 inboxes for $49/month.
Looking at other tools? See all comparisons or the best Mailwarm alternatives.
Stop paying $25–$69 per inbox.
Start for free.
Warm up your first mailbox free — no credit card, no trial clock, cancel anytime.
- AI-powered warmup
- Inbox placement testing
- DNS & blacklist monitoring
- AI Copilot diagnostics
- No credit card required