Allegrow
B2B sales email deliverability and spam risk monitoring platform
pricingfree tierapichecked 22 Aug 2026
What Allegrow is
Allegrow continuously monitors mailbox spam placement and sender reputation across B2B sales development teams. It analyzes real-time inbox placement rates across Google and Microsoft inboxes, provides risk scores on outreach copy, and offers peer mailbox warmup to ensure outbound sales emails land directly in prospect primary inboxes.
Pricing
| Plan | Price | Annual | What you get |
|---|---|---|---|
| Starter | $18/mo | $15/mo | Per user/mo, inbox placement testing, spam score alerts, automated warmup |
| Growth | $36/mo | $30/mo | Per user/mo, real-time DNS monitoring, custom domain health, team analytics |
| Enterprise | On request | — | Custom mailbox fleet, dedicated deliverability strategist, custom SLAs |
Annual billing provides 20% discount on user licenses.
Free access: Free email deliverability and spam audit on signup
read from the vendor pricing page · 22 Aug 2026 · how we verify
Best for
- B2B sales development teams protecting corporate domain reputation
- Sales operations managers monitoring team email deliverability scores
Not for
- Direct-to-consumer e-commerce coupon popups
Integrations
Allegrow alternatives
All 7 alternatives to Allegrow, compared Get the Toolvern badge for Allegrow
InboxAlly Email deliverability repair and inbox warmup tool that trains email algorithms to favor your domain 
Mailhardener Email domain security, DMARC, DKIM, and SPF validation suite 
ZeroBounce Email validation, list cleaning, and inbox placement suite 
NeverBounce Real-time email verification and list cleaning software 
QuickMail High-volume cold email outreach software with automatic inbox rotation and warmup 
GlockApps Deliverability testing and blacklist monitoring 
Mailgun Optimize Enterprise email deliverability suite, inbox placement, and sender reputation monitor Head to head: Allegrow vs InboxAlly Allegrow vs Mailhardener Allegrow vs ZeroBounce Allegrow vs NeverBounce Allegrow vs QuickMail Allegrow vs GlockApps Allegrow vs Mailgun Optimize
Compiled by Stepan Noianov from the vendor's own site and pricing page. Something wrong? Report an inaccuracy.