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InboxKit

InboxKit vs Icemail

Icemail is cheaper today: $2.50 a mailbox, a limited deal on $3.50. Its Google mailboxes are trial accounts. InboxKit sells official, paid Google and Microsoft seats at $3, or $2.50 annual.

  • Domain rotation and migration built in
  • One-click export to 24+ sequencers
  • 24/7 support on Slack, chat and email
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Free account. Pay per mailbox.

G2 High Performer, Email Deliverability, Spring 2026G2 High Performer, Small Business, Email Deliverability, Spring 20264.7 on G2 · 120 reviews

InboxKit vs Icemail

Checked 19 Oct
InboxKit vs Icemail
InboxKitIcemail
Seat typeOfficial, paidTrial Google accounts (not reliable)
Setup time30 to 120 minutes10 min to 48 hours
Mailbox price$3, or $2.50 annual$2.50 deal, $3.50 list
G2 rating4.7 (120 reviews)Not on G2

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

InboxKit or Icemail: the short answer

By InboxKit Team. Updated 20 Oct 2026. Competitor details come from Icemail’s own pages, linked under the table.

Choose InboxKit if

  • You want official, paid Google Workspace and Microsoft 365 seats
  • You want orders completed automatically in 30 to 120 minutes
  • You want a 14-day warmup add-on for Google and Microsoft mailboxes

Choose Icemail if

  • You want a lower monthly price today: $2.50 while Icemail’s deal runs
  • You want Azure at $29 for 100 mailboxes, each capped at 10 emails a day
  • You also want IMAP/SMTP mailboxes on a private server

InboxKit vs Icemail, line by line

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

InboxKit compared with Icemail
InboxKitIcemail
MailboxesOfficial, paid Google Workspace and Microsoft 365 mailboxes, plus AzureTrial Google accounts, Microsoft 365 with admin panels, plus Azure and IMAP/SMTP
Google and Microsoft 365 price$3 a mailbox, or $2.50 on annual billing$2.50 a mailbox, labelled a limited deal on $3.50
Setup timeOrders completed in 30 to 120 minutes, automaticallyAbout 48 hours in its fulfillment policy; its homepage says 10 or 30 minutes
Claude Code / Codex (MCP)Remote MCP server, connects to Claude Code and CodexMCP server, listed for Claude, Cursor and GPT
Microsoft on Azure$30 a tenant for up to 100 mailboxes$29 a domain for 100 mailboxes; up to 10 emails a day each, 5 cold
Plans and minimumsNo plans, no minimumsMonthly per mailbox, no commitment; no minimum stated
APIFull REST API with webhooks on every account, 119 endpointsREST API with webhooks, 600 requests a minute by default
Warmup (add-on)14 days on an isolated network, $3 a mailboxOn the Azure plan only; Google and Microsoft cards list none
Monitoring (add-on)InfraGuard: blacklists, DNS, bounces and placement every six hours, with auto-pauseReal-time monitoring and alerts; checks and frequency not stated
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Price it at your volume

Common volumes, side by side, at published prices.

Monthly price at common volumes, InboxKit and Icemail
100mailboxesGoogle or Microsoft 365InboxKit, monthly$300Annual billing$250SameIcemail, monthly$250Same
500mailboxesGoogle or Microsoft 365InboxKit, monthly$1,500Annual billing$1,250SameIcemail, monthly$1,250Same
1,000mailboxesGoogle or Microsoft 365InboxKit, monthly$3,000Annual billing$2,500SameIcemail, monthly$2,500Same
100mailboxesMicrosoft on Azure: one tenant against one domainInboxKit, monthly$30Annual billing-Icemail, monthly$29Lower

Icemail is cheaper while its deal runs, and on Azure. Our annual rate is $2.50 a mailbox.

Icemail lists $2.50 for Google or Microsoft 365, labelled a limited deal on $3.50. Its Azure is $29 a domain: 100 mailboxes, up to 10 emails a day each.

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InboxKit vs Icemail, in detail

Icemail pricing against InboxKit

Icemail lists Google Workspace and Microsoft 365 at $2.50 a mailbox a month. It labels this a limited deal on a $3.50 price. Billing is monthly, with no commitment and no stated minimum. Pre-warmed mailboxes are $6 in its pricing table and $5 in its FAQ.

Its Azure plan is $29 a domain for 100 mailboxes. Each mailbox sends up to 10 emails a day, 5 cold and 5 warmup. InboxKit’s Azure tenant is $30 for up to 100 mailboxes.

InboxKit is $3 a mailbox on monthly billing, or $2.50 on annual. At 1,000 mailboxes, Icemail’s deal costs $2,500 a month against our $3,000. On annual billing, ours is also $2,500.

Icemail mailboxes: trial Google accounts and Microsoft 365

Icemail sells Google Workspace and Microsoft 365 mailboxes, Azure domains and IMAP/SMTP servers. Its pages describe one Google or Microsoft admin panel per domain. Its Google mailboxes are trial Google accounts, and trial accounts are not reliable.

InboxKit sells official, paid Google Workspace and Microsoft 365 seats, both at $3. Microsoft volume can run on Azure, where one tenant holds up to 100 mailboxes for $30 a month. Pre-warmed mailboxes are live in hours.

Icemail setup time against InboxKit

Icemail’s homepage says mailboxes are set up in 10 minutes and ready to send in 30. Its fulfillment policy says setup typically takes about 48 hours.

InboxKit completes orders in 30 to 120 minutes, automatically, with SPF, DKIM and DMARC configured for you. You buy domains or connect your own in one click. Mailboxes export in one click to 24+ sequencers.

Icemail warmup and monitoring

Icemail lists warmup only on its Azure plan, as a 2 to 3 day delivery warmup. Its Google and Microsoft cards list none, and pre-warmed mailboxes cost extra. Those cards list real-time monitoring and alerts, without saying what is checked or how often.

InboxKit’s warmup is a $3 add-on that runs for 14 days on an isolated network. InfraGuard, also an add-on, checks blacklists, DNS, bounces and inbox placement every six hours. It includes alerts, auto-pause and unlimited placement tests. Its first month is free.

Icemail API, MCP and automation

Icemail offers a REST API with webhooks, at 600 requests a minute by default. Its MCP server works with Claude, Cursor, GPT or a custom agent.

Every InboxKit account gets the full REST API, with 119 endpoints and webhooks. Connect Claude Code or Codex to InboxKit’s remote MCP server to run your mailbox work from an agent.

Icemail reviews and support

InboxKit is rated 4.7 out of 5 on G2 from 120 reviews. We found no G2 listing for Icemail.

InboxKit support runs 24/7 on Slack, in-app chat and email. Every account gets unlimited team members and workspaces.

Switch from Icemail 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 Icemail keeps sending. Move campaigns before your plan renews.

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

Questions about Icemail

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

  • Is Icemail cheaper than InboxKit?

    Today, on monthly billing, yes. Icemail lists $2.50 a mailbox as a limited deal on $3.50. InboxKit is $3, or $2.50 on annual billing. On Azure, Icemail is $29 a domain against our $30 tenant.

  • How does Icemail pricing work?

    Google Workspace and Microsoft 365 are $2.50 a mailbox a month, a limited deal on $3.50. Azure is $29 a domain for 100 mailboxes. Billing is monthly, with no commitment.

  • Are Icemail’s Google mailboxes paid Google Workspace seats?

    No. Icemail’s Google mailboxes are trial Google accounts, and those are not reliable. InboxKit sells official, paid Google Workspace and Microsoft 365 seats.

  • How long does Icemail take to set up?

    Its homepage says 10 or 30 minutes. Its fulfillment policy says setup typically takes about 48 hours. InboxKit completes orders in 30 to 120 minutes, automatically.

  • Does Icemail have an API and an MCP server?

    Yes. Icemail has a REST API with webhooks and an MCP server for Claude, Cursor and GPT. InboxKit has 119 REST endpoints and a remote MCP server for Claude Code and Codex.

  • Is Icemail legit?

    Icemail publishes its prices and policies on its own site. We found no G2 listing for it. Check its Azure sending cap and its Google account type before you move volume.

  • How do I move from Icemail to InboxKit?

    Open a free account, buy or connect domains, and add mailboxes. Export them in one click to your sequencer. Keep Icemail sending until your campaigns have moved.

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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.

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