Mailforge Pricing Breakdown (2026): Shared IPs, Add-On Fees, and the True Cost

By Mohit MimaniPublished on: Mar 30, 2026 · 13 min read · Last reviewed: Mar 2026

mailforge pricing — mailforge website showing current pricing

TL;DR

Mailforge's $3/mailbox/month headline looks attractive until you add SSL ($0.50/domain), domain masking ($1/domain), Warmforge ($2/mailbox), and Infraforge ($1.50/mailbox). Real cost: $6-8.50/mailbox. InboxKit offers real Google + Microsoft accounts with plans from $39/mo plus $3/mailbox/mo warmup add-on.

Mailforge Pricing Structure

Mailforge uses straightforward per-mailbox pricing:

Billing	Per-Mailbox Cost	Notes
Monthly	$2-3/mailbox/mo	Pricing varies; shared IP infrastructure
Annual	Lower per-mailbox	Contact Mailforge for current annual rates

At first glance, this looks very competitive. But the price only tells part of the story. What matters equally is what kind of mailbox you are getting. and Mailforge mailboxes are not real Google Workspace or Microsoft 365 accounts.

The Critical Question: What Kind of Mailbox Are You Getting?

This is the most important thing to understand about Mailforge: it does not provision real Google Workspace or Microsoft 365 accounts. It uses shared IP infrastructure.

Feature	Real Google/Microsoft (InboxKit)	Shared IP (Mailforge)
Account Type	Genuine Google/Microsoft accounts	Created on shared sending infrastructure
IP Addresses	Individual or US-based IPs	Multiple customers share same IPs
Sending Servers	Google/Microsoft mail servers	Mailforge's own servers
Email Headers	Authentic provider headers	Show Mailforge infrastructure
Reputation	Individual per account	Partially dependent on other users

This distinction matters enormously for deliverability. Real Google/Microsoft accounts carry the trust and reputation of those providers. Shared IP accounts depend on every other customer on the same IP behaving well.

The Add-On Costs That Change the Math

Mailforge's base price is just the starting point. Here are the add-ons that change the math:

Add-On	Cost	Why You Might Need It
SSL Certificates	~$0.50/domain/mo	Most providers include this for free
Domain Masking	~$1.00/domain/mo	Hides shared infrastructure headers; not needed with real accounts
Warmforge (warmup)	Separate subscription	Mailforge has no built-in warmup
Infraforge (monitoring)	Separate subscription	No built-in monitoring
Forge Expert Sessions	$500/session	60-minute consulting calls

With real Google/Microsoft accounts (like InboxKit at $2.99/mo), you do not need domain masking. Warmup is available at $3/mailbox/mo (add-on) and InfraGuard monitoring is included. The add-on costs that Mailforge requires are features that come standard or at lower cost elsewhere.

Total Cost of Ownership: Mailforge vs InboxKit

Mailforge's base price of $2-3/mailbox looks cheap, but you need warmup and monitoring on top. Here is how the real costs compare:

Scale	Mailforge Base	Mailforge + Add-Ons (est.)	InboxKit (Base + Warmup $3/mo)	Notes
25 mailboxes	$50-75/mo	Higher with Warmforge + Infraforge + SSL	25 x $2.99 = $74.75	InboxKit includes warmup, monitoring, inbox testing
50 mailboxes	$100-150/mo	Significantly higher with add-ons	50 x $2.99 = $149.50	Real Google accounts vs shared IP
100 mailboxes	$200-300/mo	Much higher with full stack	100 x $2.99 = $299	InboxKit: single bill, single dashboard
200 mailboxes	$400-600/mo	Substantially higher	200 x $2.99 = $598	Savings grow at scale

The key insight: Once you add Warmforge, Infraforge, SSL, and domain masking, Mailforge's effective per-mailbox cost climbs well above its headline price. and you are still on shared IP infrastructure, not real Google/Microsoft accounts.

The Shared IP Problem: A Deeper Look

IP reputation contamination: Other customers' spam drops your IP's reputation. You have zero control over this.

Inconsistent deliverability: Unpredictable fluctuations make reliable A/B testing impossible.

Header fingerprinting: Sophisticated filters analyze headers for shared infrastructure fingerprints, even with domain masking.

Blacklist cascading: When a shared IP gets blacklisted, every customer is affected. Resolution takes 24-72 hours.

These risks are inherent to shared IP infrastructure. Real Google/Microsoft accounts (like InboxKit at $2.99/mo) avoid these problems entirely.

Mailforge vs InboxKit: Feature Comparison

Feature	Mailforge	InboxKit
Base Price	$2-3/mailbox/mo	$2.99/mailbox/mo
Account Type	Shared IP infrastructure	Real Google/Microsoft
Built-in Warmup	No (need Warmforge)	$3/mailbox/mo (isolated)
Monitoring	No (need Infraforge)	InfraGuard included
Inbox Testing	No	Included
SSL	Extra (~$0.50/domain)	Included
Domain Masking	Extra (~$1/domain)	Not needed (real accounts)
Single Dashboard	No (3-4 products)	Yes
Single Billing	No (3-4 invoices)	Yes
Integrations	~3	24+

Mailforge's base price is slightly lower, but InboxKit's $2.99 gets you real Google accounts with warmup at $3/mailbox/mo, InfraGuard monitoring, and inbox testing. features that require separate Forge products on Mailforge.

My Recommendation

The bottom line on Mailforge comes down to one question: is the base price savings worth the shared IP trade-offs?

Mailforge at $2-3/mailbox gives you shared IP infrastructure without warmup, monitoring, or inbox testing. Once you add Warmforge, Infraforge, and domain masking, the effective cost climbs well above the headline price.

InboxKit at $2.99/mailbox gives you real Google Workspace accounts with US IPs, warmup at $3/mailbox/mo (isolated network), InfraGuard monitoring, and inbox placement testing. One dashboard, one bill, no shared IP risks.

For production cold email, real accounts at a comparable price point are the better investment.

Frequently Asked Questions

$2-3/mailbox/month depending on billing cycle. Base price only. SSL, domain masking, warmup (Warmforge), and monitoring (Infraforge) are separate costs.

No. Mailforge uses shared IP infrastructure, not real Google Workspace or Microsoft 365 accounts. Deliverability depends partly on other customers' behavior.

SSL (~$0.50/domain/month), domain masking (~$1/domain/month), Warmforge (separate warmup subscription), Infraforge (separate monitoring subscription), and Forge Expert sessions at $500 each. These add-ons are needed because Mailforge does not include warmup or monitoring.

Base price ($2-3/mailbox) is slightly lower, but once you add Warmforge and Infraforge subscriptions, the effective cost climbs above Mailforge's headline price. InboxKit's $2.99 provides real Google accounts with warmup at $3/mailbox/mo (add-on), InfraGuard monitoring, and inbox testing. and you get real provider accounts instead of shared IP.

A 60-minute consulting call. InboxKit includes InfraGuard and inbox testing that proactively surface the same issues, making paid consulting unnecessary.