- Free $0
5 spam tests, 3 inbox placements, 3 device previews, 5 screenshots, 5 heatmaps per month. AI assistant included.
- Custom $5/mo
Pay per test: spam tests $0.18, inbox placements $0.50, device previews $0.75, screenshots $0.20, heatmaps $0.30. Volume discounts to 30%, 15% off annual, $5 monthly minimum. API, MCP and three years of history included. DMARC monitoring is $6 per domain per month, first domain free.
MXToolbox pricing, plan by plan
What MXToolbox charges, taken from its own pricing page rather than from a review site, with the free tier and the first paid step called out.
Compared from public pricing and product pages, September 2026.
Free plan or trial
Free lookup tools
First paid plan
$129/mo
Every MXToolbox plan
MXToolbox prices are billed monthly; annual discounts are not published; 30-day money-back guarantee.
Plan
Price
What it includes
Free
$0
Free diagnostic lookups; weekly blacklist monitoring for 1 domain (top 30 blacklists); limited free DNS API requests
Delivery Center
$129/mo
Up to 5 domains and 500,000 monthly messages; DMARC report processing and analytics; inbox placement testing; adaptive sender blacklist monitoring; recipient complaint reporting; email configuration analysis; inbound and outbound mailflow monitoring; domain impersonation protection
Delivery Center Plus
$399/mo
5 domains and 5,000,000 monthly messages; everything in Delivery Center plus advanced email delivery threat tools and SPF flattening
What the same job costs at Unspam
Unspam charges for tests rather than for seats or mailboxes, so the comparison with MXToolbox depends on how much you send and how often you check.
Full Unspam vs MXToolbox comparison
Compared from public pricing and product pages, September 2026. MXToolbox is a trademark of its respective owner. Unspam is not affiliated with or endorsed by MXToolbox.