Warmbox Pricing 2026

Plans, hidden costs, and cheaper alternatives compared

Pricing verifiedJul 2026

7 plans tracked·Updated Jul 2026

Is Warmbox worth the price?

65/10

Warmbox's pricing is fair for smaller users but can become expensive quickly for growing teams.

The 'Solo' tier at $15/month (yearly) or $19/month (monthly) is reasonable for a single inbox. However, the jump to 'Start-up' at $69/month (yearly) or $79/month (monthly) for only 3 inboxes is a significant increase.

This pricing model is best for individuals or small teams with limited inbox warming needs.

Pricing Plans

Solo

$15 / month

1 inbox warm-up
50 emails/day
1 member
Premium support

Start-up

$69 / month

3 inbox warm-up
250 emails/day
3 team members
Premium support

Growth

$139 / month

6 inbox warm-up
500 emails/day
6 team members
Enterprise support

Team

Custom needs
Flexible plans
Any sending volumes

Solo

$19 / month

1 inbox warm-up
50 emails/day
1 team member
Premium support

Start-up

$79 / month

3 inbox warm-up
250 emails/day
3 team members
Premium support

Growth

$159 / month

6 inbox warm-up
500 emails/day
6 team members
Enterprise support

Calculate your cost View full pricing

Hidden Costs & Gotchas

Higher monthly prices if not paying yearly

Significant price jumps between tiers

Custom pricing for larger teams

Which Plan Do You Need?

Individual cold emailers

Small businesses with few inboxes

Users prioritizing deliverability

How Warmbox Compares to Competitors

Compared to Mailwarm, which offers 1 inbox for $19/month, Warmbox's 'Solo' tier is competitive at $15/month (yearly). However, for multiple inboxes, tools like Instantly.ai offer more comprehensive cold email platforms with warming included at similar or lower price points, making Warmbox's higher tiers potentially less competitive for advanced users.

Warmbox Pricing FAQ

How much does Warmbox cost?

Warmbox starts at $15/month on the Solo plan. It offers 6 paid tiers ranging from $15/month up to $159/month.

Does Warmbox have a free plan?

Warmbox does not offer a permanent free plan. Paid plans are required from day one.

What is the cheapest Warmbox paid plan?

The cheapest paid plan for Warmbox is "Solo" at $15/month. Key features include: 1 inbox warm-up, 50 emails/day, 1 member.

Is there a cheaper alternative to Warmbox?

Yes. Popular alternatives to Warmbox include Lemwarm, Warmup Inbox, Folderly, Sintra AI. Free alternatives include Lemwarm, Folderly, Kickbox. Compare them side-by-side on Toolradar.