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Switching from Mailforge

The best Mailforge alternative

Official, paid Google and Microsoft 365 seats. Mailforge says it runs on a shared IP pool.

  • Unlimited team members and workspaces
  • Domain rotation and migration built in
  • One-click export to 24+ sequencers
G2 High Performer, Email Deliverability, Spring 2026G2 High Performer, Small Business, Email Deliverability, Spring 20264.7 on G2 · 120 reviews
Free account. Pay per mailbox.

At a glance

InboxkitMailforge
Mailboxes
Google and Microsoft seats
Shared IP pool
Minimum order
None
10 slots
Microsoft volume
Azure, $30 per 100
No Microsoft 365 sold

Competitor details from public pages, checked 19 Oct 2026.

One price, no plan

$3a mailbox a month

Same price for Google Workspace and Microsoft 365. No plans, no minimums.

Ready in 30 to 120 minutes

SPF, DKIM and DMARC configured automatically.

Teams sending on Inboxkit

  • Vectify logo
  • HeyReach logo
  • C17 Labs logo
  • Anevo Marketing logo
  • Understory logo
  • NoBroker logo
  • Zendesk logo
  • Gorgias logo
  • Expandi logo
  • LeadMagic logo

Pricing

What it costs at common volumes

Common volumes, side by side, at published prices.

Monthly price at common volumes, Inboxkit and Mailforge
100mailboxesMailboxes onlyInboxkit, monthly$300Inboxkit, annual$250Mailforge$300, or $250 a month on annual
500mailboxesMailboxes onlyInboxkit, monthly$1,500Inboxkit, annual$1,250Mailforge$1,304, or $1,086.67 a month on annual
1,000mailboxesMailboxes onlyInboxkit, monthly$3,000Inboxkit, annual$2,500Mailforge$2,109, or $1,757.50 a month on annual
20mailboxesWith warmup add-ons: ours $3, Warmforge $11 a slotInboxkit, monthly$120Inboxkit, annualn/aMailforge$280

Mailforge is cheaper from 111 mailboxes. Each of its slots is its own shared-IP mailbox.

Mailforge prices add-on slots by volume, from $3 down to $2 above 1,000. Warmforge slots are free with the group’s own sequencer.

Head to head

Inboxkit vs Mailforge, line by line

Taken from public pages. Where Mailforge publishes nothing, the cell says so.

Inboxkit compared with Mailforge
InboxkitMailforge
MailboxesOfficial, paid Google Workspace and Microsoft 365, plus AzureIts own infrastructure on a shared IP pool; no Google or Microsoft
Claude Code / Codex (MCP)Remote MCP server, connects to Claude Code and CodexMCP server listed, with an API and CLI
Monthly price$3 a mailbox$3 a slot, falling with volume to $2 above 1,000 add-on slots
Annual price$2.50 a mailbox a month$2.50 a slot a month at list, lower at volume
MinimumNo plans, no minimums10 slots, charged whether or not mailboxes are created
Microsoft volumeAzure: $30 a tenant for up to 100 mailboxesNo Microsoft 365 mailboxes sold
Domain extrasDomain rotation, domain warmup and email migration built inSSL and domain masking, $2 a domain a month
APIFull REST API with webhooks on every account, 119 endpointsAPI and CLI listed
Warmup (add-on)14 days on an isolated network, $3 a mailboxSold separately through Warmforge; free with the group’s own sequencer
Monitoring (add-on)InfraGuard: blacklists, DNS, bounces and placement every six hours, with auto-pauseBlacklist and DNS health checks sit in Warmforge

Competitor details from public pages, checked 19 Oct 2026. Sources: Mailforge pricing (mailforge.ai); Mailforge homepage (mailforge.ai); Warmforge pricing (warmforge.ai); Inboxkit pricing.

Competitor offers can change after that date. Trademarks belong to their owners.

Why teams switch

What you get on Inboxkit

The differences that matter if you buy from Mailforge today.

  • Official, paid Google and Microsoft seats

    Every Google Workspace and Microsoft 365 mailbox is a paid seat. Both cost the same.

  • Azure for Microsoft volume

    Up to 100 mailboxes on one Azure tenant for $30 a month.

  • No 10-slot minimum

    Start with one mailbox. Pay only for the mailboxes you add.

  • Orders ready in 30 to 120 minutes

    Orders complete automatically. SPF, DKIM and DMARC are configured for you.

  • Claude Code and Codex over MCP

    Connect Claude Code or Codex to Inboxkit’s remote MCP server, alongside a REST API with 119 endpoints.

Renewals

Card declined at renewal? Your mailboxes wait for you

If we can’t charge your card at renewal, we don’t delete your mailboxes. You get 10 to 14 days to pay and recover them at your usual price, with no recovery fee.

  • Kept for 10 to 14 days
  • Your usual price
  • No recovery fee

With many providers, a failed renewal means deleted mailboxes, or a fee to get them back.

No gap in sending

Switch from Mailforge in four steps

  1. Create a free account

    Pay only for the mailboxes you add. No plan to pick first.

  2. Buy or connect domains

    Then add Google Workspace, Microsoft 365 or Azure mailboxes on them.

  3. Export to your sequencer

    One click to 24+ sequencers, including Smartlead and Instantly.

  4. Run both side by side

    Warm up here while Mailforge keeps sending. Move campaigns before your plan renews.

Customers

From teams sending on Inboxkit

  • G2 High Performer, Email Deliverability, Spring 2026
  • G2 High Performer, Small Business, Email Deliverability, Spring 2026
  • G2 High Performer, Asia Pacific, Email Deliverability, Spring 2026
  • G2 High Performer, India, Email Deliverability, Spring 2026

G2 High Performer, Spring 2026, rated 4.7 out of 5 from 120 reviews

  • “Burned through 9 domains in 6 weeks with our old setup. Same domains have been running fine on Inboxkit since March.”
    Photo of LukaLukaManyreach
  • “Our agency manages 40 client accounts now. Would have been impossible before this.”
    Photo of Walter WinnWalter WinnAnevo Marketing
  • “Our ops guy used to manually configure DNS for every mailbox. Now he's actually doing ops work instead.”
    Photo of Atishay JainAtishay JainEagle Info Services
  • “Finally stopped waking up to suspended Google accounts. It's been 6 months now and everything is still clean.”
    Photo of Jesse OuletteJesse OuletteLeadmagic
  • “Consolidated our entire email stack into one dashboard. Saved us 6 hours a week just in context switching.”
    Photo of Abbas SomjiAbbas SomjiThe Playbook Agency
  • “I used to spend every Monday morning setting up new domains because the old ones kept dying. Haven't done that in months.”
    Photo of NaufalNaufalUnderstory

FAQ

Questions before you switch

Short answers, from the published prices and pages listed under the table.

  • Is Mailforge cheaper?

    At volume, yes. Its add-on slots fall to $2.10 a month at 1,000 mailboxes, and lower on annual. Each slot is its own shared-IP mailbox.

  • What is a Mailforge mailbox?

    Its pricing page says Mailforge leverages a shared IP pool. It sells no Google Workspace or Microsoft 365 mailboxes. Ours are official, paid seats on both.

  • Does Mailforge have an MCP server?

    Yes. Its homepage lists an API, MCP server and CLI. Ours is a remote MCP server for Claude Code and Codex, with 119 REST endpoints.

  • Is there a minimum?

    Not here. Mailforge sells at least 10 slots, charged whether or not you create mailboxes.

  • Can I keep my sequencer?

    Yes. Mailboxes export in one click to 24+ sequencers, including Smartlead and Instantly.

  • What inbox placement can I expect?

    Our public figure is 90%+ inbox placement. InfraGuard, an add-on, checks every domain every six hours.

Open a free account. Pay only for the mailboxes you add.

$3 a mailbox a month, or $2.50 on annual billing. No plans, no minimums.