Best email deliverability and inbox placement testing tools
Placement tests show whether cold emails land in the inbox, promotions or spam before you send at volume. These tools test placement, monitor DMARC and blacklists, or verify lists.
How this list works: Free plans first, then ordered by lowest listed monthly price; tools without a fixed monthly price last. Pricing verified against vendor pages (latest check ). No placement here is paid. Methodology.
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| Tool | What it is | Price (vendor-published) | Free plan | Channels |
|---|---|---|---|---|
| Warmforge Visit Warmforge ↗ | Email warmup and inbox-placement testing from the Salesforge team, with DNS and blacklist health checks. | Warmup $10 per mailbox slot/mo billed quarterly (1 slot free; annual −10%); placement tests Pro $39/mo monthly ($32.50 annual), Growth $169 ($140.80); included free with Salesforge (unlimited warmup slots) | Yes | |
| mail-tester | Spam-score checker: send a test email and get a deliverability score with fixes. | Manual tests free on the website without an account; monthly plans (excl. VAT): 50 tests $10, 500 tests $25, 2,000 tests $80, 7,500 tests $250; JSON API and white-label on accounts | Yes | |
| dmarcian | DMARC monitoring and management for SPF, DKIM and DMARC deployment across sending services. | Personal free (non-business use); Basic $19.99/mo billed yearly ($24 monthly); Plus $199/mo billed yearly ($240 monthly); Enterprise $600/mo billed monthly; free trial | Yes | |
| EmailGuard | Cold email deliverability suite: inbox placement and spam tests, DMARC monitoring, blacklist checks and domain masking. | Free forever plan (10 spam-filter tests, 20 content checks); Pro $49/mo (25 domains, 100 email accounts); Business $129/mo (75 domains, 300 accounts); dedicated redirect IP $100/mo extra | Yes | |
| GlockApps | Email deliverability testing: inbox placement and spam tests, DMARC analytics and uptime and IP reputation monitoring. | Free plan (2 spam tests); billed annually: Essential $59/mo ($708/yr), Growth $99/mo ($1,188/yr), Enterprise $129/mo ($1,548/yr); monthly billing also offered; spam test credit packs sold separately | Yes | |
| Allegrow | Email verification and deliverability platform for B2B data and GTM teams, including catch-all and secure-gateway verification. | Free B2B email verification for up to 1,000 addresses; Starter $99/mo (add-on credits $8 per 1,000 contacts); Scale Plus Unlimited $1,340/mo billed annually; 14-day free trial | Yes | |
| MxToolbox | DNS, blacklist and email delivery monitoring, with inbox placement analysis and DMARC reporting. | Free plan ($0, weekly blacklist monitoring, 1 domain); Delivery Center $129/mo (30 inbox placement analyses/mo, complaint reporting, DMARC reports); Delivery Center Plus $399/mo (100 placement analyses/mo) | Yes | |
| DMARCLY | DMARC, SPF and DKIM monitoring and reporting to protect sending domains. | Professional $17.99/mo (2 domains), Growth $39.99/mo (8 domains), Business $69/mo (15 domains), Enterprise $199/mo (200 domains); 14-day free trial; cancel anytime | — | |
| MailGenius | Spam and deliverability tester that grades a test email and explains SPF, DKIM, DMARC, blacklist and content problems. | Beginner $23/mo (60 tests), Genius $39/mo (unlimited tests); automatic deliverability testing $79/mo | No | |
| MailReach | Email warmup and spam testing to improve sender reputation and inbox placement. | Email warmer + spam tester $25 per mailbox/mo monthly ($20 per mailbox/mo billed annually); spam test credits sold separately | — | |
| EasyDMARC | DMARC, SPF and DKIM management and monitoring, with a deliverability plan for inbox placement. | DMARC Plus $35.99/mo billed annually ($44.99 monthly); DMARC Premium $71.99 annual ($89.99 monthly); Deliverability and Enterprise plans custom; free trial, no card | — | |
| Bouncer | Email list verification service with an API and a deliverability testing kit. | Pay-as-you-go email verification from $8 for 1,000 credits ($400 for 100,000; $2,000 for 1M); credits never expire; Deliverability Kit from $25/mo | — |
FAQ
Is there a free inbox placement test?
EmailGuard's free-forever plan includes 10 email tests with spam filters, and GlockApps' free plan includes 2 spam tests.
How much does deliverability testing cost?
EmailGuard Pro is $49/mo, GlockApps Essential $59/mo billed annually, Allegrow Starter $99/mo, MailReach $25 per mailbox/mo monthly including a spam tester, EasyDMARC DMARC Plus $35.99/mo billed annually and dmarcian Basic $19.99/mo billed yearly ($24 monthly) for DMARC monitoring, Warmforge placement tests $39/mo monthly ($32.50 annual), and Bouncer's Deliverability Kit starts at $25/mo.
Compare tools from this list
- GlockApps vs MailReach
- EmailGuard vs GlockApps
- Allegrow vs GlockApps
- EasyDMARC vs GlockApps
- EasyDMARC vs EmailGuard
- dmarcian vs EasyDMARC
- MailGenius vs GlockApps
- MailGenius vs EmailGuard
- DMARCLY vs EasyDMARC
- mail-tester vs GlockApps
- mail-tester vs MailReach
- MxToolbox vs GlockApps
- MxToolbox vs EasyDMARC
Related roundups
- Best DMARC monitoring tools for cold email senders
- Best free sales prospecting tools
- Best email verification tools
- Best email warmup & cold email deliverability tools
- Best ZeroBounce alternatives for email verification
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