Head to head

EmailAstra vs Primeforge

Same facts, side by side: starting price, free tier, MCP, API and what each one is actually built for.

EmailAstra

$5/inbox/mo

Pre-warmed Google Workspace and Microsoft 365 inboxes at a flat $5 per inbox per month. Minimum 3 inboxes.

Where EmailAstra fits

  • Agencies that want pre-warmed Google or Microsoft inboxes
  • Teams that will not DIY warmup
  • Senders connecting Instantly, Smartlead, or Lemlist
  • Shops that want burned domains replaced at no extra cost

Primeforge

$4.50/mailbox/mo

Google Workspace and Microsoft 365 mailboxes for cold email, from $4.50 per mailbox per month billed yearly. 10-slot minimum.

Where Primeforge fits

  • Teams that want real Google or Microsoft inboxes
  • Senders using ESP matching for inbox placement
  • Shops automating setup through the Primeforge API
  • Buyers already on Salesforge or Mailforge

At a glance

DetailEmailAstraPrimeforge
Starting price$5/inbox/mo$4.50/mailbox/mo
Free tier–No–No
MCP server–No–No
Public API–No✓Yes
Listed underDeliverabilityDeliverability

Where they pull apart

EmailAstra

Stands out: 21-day warmup, DNS, domains, and unlimited burn replacement sit in the $5 rate.

Watch out: Payments are non-refundable. Minimum order is 3 inboxes. 3 inboxes per.com domain. No free trial.

Not the right fit for

  • Buyers who need a refund window
  • Teams that only want one or two inboxes

Primeforge

Stands out: US-IP Google and Microsoft mailboxes so you can match the ESP your prospects use.

Watch out: Minimum 10 mailbox slots. No free trial. Yearly billing is the $4.50 rate; monthly is higher.

Not the right fit for

  • Buyers who need fewer than 10 mailboxes
  • Teams that want a free trial before buying slots

Pros and cons

EmailAstra

  • Flat $5/inbox including warmup
  • Unlimited burn replacement
  • Google and Microsoft admin access
  • Non-refundable payments
  • 3-inbox minimum
  • No free trial

Primeforge

  • Real Google and Microsoft mailboxes
  • REST API included
  • US IP addresses
  • 10 mailbox slot minimum
  • No free trial
  • Empty slots still bill

What each one costs

EmailAstra

$5/inbox/mo

Flat $5 per inbox per month including domain, DNS, 21-day warmup, monitoring, and unlimited burn replacement. Minimum 3 inboxes. 3 inboxes per.com domain. Payments non-refundable. No free trial. 30-day placement guarantee is not a trial. Confirm current terms on the vendor site.

Checked 19 Sep 2026

Primeforge

$4.50/mailbox/mo

Mailbox slots $4.50/month billed yearly, 10-slot minimum. 25 slots are $94/month yearly vs $113/month monthly..com domains $14/year. API included. No free trial. Cancel anytime. Each Forge product is a separate subscription. Confirm current terms on the vendor site.

Checked 19 Sep 2026

Common questions

Is EmailAstra cheaper than Primeforge?
Primeforge starts lower, at $4.50/mailbox/mo against $5/inbox/mo for EmailAstra. That is the entry plan on each side, so the real number depends on seats and the tier you land on.
Can you try EmailAstra or Primeforge for free?
Neither carries a free tier on our listing.

Not the pair you wanted?

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Editorial listings, never paid rankings. Prices checked 19 Sep 2026. Confirm current terms on the vendor site. Spot an error?