InboxKit alternative
InboxKit Alternative With Lower Pre-Warmed Prices
Bundled Google and Microsoft mailbox plans with deliverability tests included, and pre-warmed inboxes from $6.00 per mailbox (InboxKit: $6–$9).
- InboxKitStandard $90Pre-warmed $180
- JetmailYou're hereStandard $99Pre-warmed $180
- Keep your domains
- DNS re-configured automatically
- 1-click reconnect to your sequencer
Jetmail at a glance
Built for cold email at scale
- mailboxes set up
- 1M+
- domains managed
- 330k+
- average setup time
- 5 min
- customer rating
- 4.8
Side by side
InboxKit vs Jetmail: features & pricing
Everything below comes from each provider's public website and help center, checked October 2026. Prices change, so confirm on their site before you buy.
| InboxKit | Jetmail | |
|---|---|---|
| Google mailboxes | $3.00/mailbox monthly, $2.50 billed annually; no minimum | $39/mo for 10 · $99/mo for 30 · $299/mo for 100 (extra $3.50–$3.00) |
| Microsoft mailboxes | Same price as Google | Same price as Google |
| Pre-warmed mailboxes | $6–$9/mailbox by warm age, plus a one-time domain transfer fee | Google & Microsoft: $39 for 3 · $149 for 12 · $339 for 30 first month, then $6–$8/mailbox |
| Domains | Extra; never refunded | Bring your own or buy in the dashboard; registered to you |
| Setup time | Under 1 minute (first domain live in ~5) | 5 minutes on average |
| Minimum order | None | 10 mailboxes (Starter) |
| Refunds | Generally non-refundable; credit if an order is delayed 48h+ | Report a problem within 7 days; refund where eligible |
| Integrations | 24+ (Smartlead, Instantly, Apollo, …) | 50+ (Instantly, Smartlead, …) |
| API | Yes, with webhooks | Pro plan |
Sources: inboxkit.com/pricing · inboxkit.com/learn/inboxkit-prewarmed-mailboxes · inboxkit.com/refund-policy
Cost
What 30 mailboxes cost per month
Monthly billing, mailboxes only. Domains are billed separately by every provider.
Standard mailboxes · 30 per month
InboxKit pre-warmed shown at its cheapest tier (2–4 weeks warmed), excluding one-time domain transfer fees.
| InboxKit | $90 |
|---|---|
| Jetmail | $99 |
Pre-warmed mailboxes · 30 per month
| InboxKit | $180 |
|---|---|
| Jetmail | $180 |
Verdict
Which one should you pick?
Pick InboxKit if
You want to pay per mailbox with no minimum order, or you'll commit to annual billing at $2.50 per mailbox.
Pick Jetmail if
You're buying pre-warmed inboxes (from $6.00/mailbox), want deliverability tests and AI credits bundled into your plan, or need 50+ integrations.
Switching
Moving from InboxKit to Jetmail
Most teams switch over a day: new mailboxes go live while the old ones finish their sequences.
Step 1
Export
Pause new sequences and export leads and templates from your sequencer.
Step 2
Domains
Bring domains you own or buy fresh ones in the Jetmail dashboard.
Step 3
Auto DNS
Mailboxes created with SPF, DKIM, DMARC and MX published.
Step 4
Reconnect
1-click OAuth into Instantly, Smartlead and 50+ tools.
Step 5
Resume
Start sending, or go pre-warmed to skip the ramp.
Calculator
Price your exact setup
- Mailboxes
- 46
- Domains
- 16
- Jetmail / mo
- $151
30 sends per mailbox per day, 3 mailboxes per domain, 22 sending days. Monthly billing, mailboxes only (domains are extra with every provider). Competitor prices from their public sites, checked Oct 2026.
Monthly cost for 46 mailboxes
- Jetmail$151
- InboxKit$138
- Zapmail$151
- Icemail$115
- Instantly$230
- InboxKit pre-warmed shown at its cheapest tier (2–4 weeks warmed), excluding one-time domain transfer fees.
- Zapmail prices shown are first-year prices; its help center says Google and Microsoft mailbox prices rise after 12 months.
- Icemail standard price is a limited-time promo ($3.50 list).
- Instantly accounts also need a paid Instantly sending plan (from $47/mo), not included above.
Get this quote by email
We'll send the breakdown plus a domain and DNS plan for 30,000 emails a month.
InboxKit is a trademark of its owner. Jetmail isn't affiliated with or endorsed by it.
Get a free InboxKit → Jetmail switch plan
Tell us where to send it. We'll reply with mailbox, domain and DNS recommendations for your sending volume — or start right away and have mailboxes live in minutes.
Where should we send it?
Or see pricing →Frequently asked questions
What is the best InboxKit alternative?
Jetmail if you buy pre-warmed inboxes or want deliverability tests bundled into each plan. Zapmail if you want similar bundles from another provider. Icemail if the lowest standard sticker price matters most (currently a promo).
Is Jetmail cheaper than InboxKit?
For standard mailboxes billed monthly they're close: 30 mailboxes cost $99 on Jetmail vs $90 on InboxKit, and 100 cost $299 vs $300. InboxKit is cheaper on annual billing ($2.50/mailbox). For pre-warmed, Jetmail starts at $6.00/mailbox vs InboxKit's $6–$9.
Does InboxKit have a minimum order?
No. InboxKit prices per mailbox with no minimum. Jetmail plans start at 10 mailboxes, with extra mailboxes added at your plan's rate.
Do both offer Microsoft mailboxes?
Yes. InboxKit and Jetmail both charge the same price for Microsoft and Google mailboxes.
Which has more integrations?
InboxKit lists 24+ integrations and a full API with webhooks. Jetmail connects to 50+ outreach tools, with API access on the Pro plan.
Does InboxKit offer refunds?
InboxKit's refund policy says purchases are generally non-refundable, with credit if an order is delayed more than 48 hours. At Jetmail, report a problem within 7 days and we'll make it right, including a refund where eligible.