Pricing
Transparent pricing for growing teams
Start free, scale predictably. Choose a plan based on seats and sending volume — all plans include deliverability tools and shared inbox features.
Plans
Free
For individuals testing InboxBox
$0
trial only
- 1 connected mailbox
- Up to 1,000 emails / month
- Shared inbox (basic)
- Basic analytics
Pro
Most teams choose this
$29/seat
billed monthly
- Unlimited sequences & A/B testing
- Up to 50,000 emails / month (shared across seats)
- Inbox warmup & rotation
- Shared inbox with assignments & templates
- Priority email support
Enterprise
Custom plans for large orgs
Contact us
custom billing & SLAs
- Dedicated account manager
- Custom sending volumes & dedicated IPs
- Audit logs, SAML SSO, and role-based access
- Enterprise SLA and onboarding support
| Feature | Free | Pro | Enterprise |
|---|---|---|---|
| Connected mailboxes | 1 | 5+ | Custom |
| Shared inbox | Basic | Advanced | Advanced |
| Deliverability tools | Limited | Full | Full + IPs |
| A/B testing | — | Yes | Yes |
| SAML SSO | — | — | Yes |
| Support | Community | Priority email | Dedicated manager |
Billing & FAQ
How does seat billing work?
Pro is billed per seat. You can add or remove seats at any time; billing adjusts on your next invoice.
Can I upgrade later?
Yes. Upgrading is immediate and prorated. Contact sales for Enterprise plans and volume pricing.
Are there discounts for annual billing?
Yes — annual plans include a discount. Contact sales for exact pricing and custom quotes.
Choose a plan and get started
Start with a free trial and upgrade as your team grows. We’ll help you migrate and set safe send limits.