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At some point, someone will ask what cold email costs each month. It might be your manager, finance team, or you checking your card statement. It’s a fair question, but pricing pages rarely answer it clearly.
A cold email software plan lists one price. Mailboxes charge per seat, domains per year, and data per credit. Some products bill quarterly.
None of these pages show what everything will cost at your planned volume.
That’s how budgets go wrong in both directions. Estimate too little, and you’re asking for more money a month later while campaigns sit paused. Estimate too much, and the channel may look too expensive to test.
I want you to enter that conversation with a number you can defend. So I’ve broken down the costs you’ll actually pay, priced them at three sending volumes, and shown how to build an estimate around the number of people you want to reach.
If you only need a rough estimate, start here. This table shows the cost of cold email at three volumes, from an initial test to a scaled setup. I explain the assumptions behind each stage below.
As your volume grows, your mailbox, IP, and data costs rise. Your Salesforge plan stays on Growth from steady outbound onward. Warmup costs nothing when you send through Salesforge. These prices are billed monthly, while annual plans cost less.
A cold email budget has six main lines. Most grow with the number of people you want to reach each month. For each one, I’ll explain its purpose, price, and what drives the cost.
You need secondary domains so you don’t send from your main company domain. If enough prospects mark emails from your main domain as spam, the damage can affect every company email, including messages to customers and investors. In the worst case, Google may suspend your Workspace account and lock everyone out.
Domains are the cheapest part of the budget. A .com costs $14 a year through Mailforge and Infraforge, paid yearly. The number you need depends on your mailbox count because each domain should support only 2 to 3 mailboxes.
Mailboxes make up most of your monthly infrastructure spend because you need many. Each should send no more than about 30 cold emails daily. Your sending target sets your mailbox count, which then sets this part of the budget.
Shared SMTP mailboxes on Mailforge start at $3 a month. Private Infraforge mailboxes cost $4, while Google or Microsoft mailboxes on Primeforge cost $4.50. A $1.50 difference seems small, but across 25 mailboxes it becomes $37.50 a month.
New mailboxes need about two weeks of warmup before sending cold emails, and warmup should continue afterward. That makes it a monthly expense rather than a one-time setup cost.
If you use Salesforge, Warmforge email warm-up is included for every mailbox. Bought separately, Warmforge charges per mailbox slot:
One Google or Microsoft slot is free. Each subscription also includes one monthly placement test showing where your emails land with each provider. If you need more tests, plans start at $32.50/month.
Your sending tool has a monthly fee. With Salesforge, your required plan depends on volume, not mailbox count. Both plans support unlimited mailboxes, but their contact and email limits differ:
Budget this line around how many emails you plan to send each month.
Data costs cover two things: finding contacts and confirming their email addresses are valid.
Searching and filtering on Leadsforge is free. You use credits only when you extract or enrich a contact. A work email costs 1 credit, while a mobile number costs 10. Essential costs $49/month for 2,000 credits or $588/year for 28,000. Unused credits roll over. Avoid mobile numbers unless you plan to call because each costs as much as ten work emails.
Salesforge includes email verification. Pro provides 300 monthly validation credits, while Growth includes 1,000. If you contact more new people, you can buy additional credits in the app.
None of these tools runs itself. Someone must write sequences, build lists, monitor reply and bounce rates, and answer responses. Mailforge, Infraforge, and Primeforge automate DNS setup, reducing setup to minutes.
Doing it manually can take days or weeks and involve your IT team. Most of your team’s time goes into ongoing work. Include it when comparing costs, even if it never appears on an invoice.
The budget lines stay the same at every volume, but the totals change. Below, I’ve priced three stages using current rates and these assumptions:
Suppose you want to reach 300 new contacts each month with a three-email sequence. That’s 900 emails, which two mailboxes could handle. However, Mailforge has a 10-mailbox minimum, so you start with 10 mailboxes across 4 domains and pay for unused capacity.
Salesforge Pro easily covers this stage. Its 5,000-email limit leaves room to grow, while its 300 validation credits cover every contact.
Leadsforge’s 2,000 monthly credits are more than you need, but they roll over, so one month’s credits could last through several months of testing.
At 8,000 contacts with a two-email sequence, you send 16,000 emails each month. That exceeds Pro’s 5,000-email limit, so you need Growth. This matches the Mailforge calculator setup of 25 mailboxes across 9 domains.
Data and validation grow fastest at this stage. Leadsforge’s base plan covers 2,000 work emails, while Growth includes 1,000 validation credits. You’ll need to buy extra credits for the remaining 6,000 to 7,000 contacts.
If you prefer Google or Microsoft accounts, 25 Primeforge mailboxes cost $112.50 instead of $75, adding $37.50 each month.
At 10,000 contacts with a three-email sequence, you send 30,000 emails per month and need about 47 mailboxes.
One Infraforge dedicated IP should support no more than 40 mailboxes, so you'd add a second IP for $99 a month.
The higher total comes from that IP and additional data, not the software. Growth still covers your volume.
Annual billing lowers each total. Pro falls to $40, Growth to $80, and Leadsforge costs $588 a year with 4,000 bonus credits.
The totals above cover a typical month. A few costs sit outside that pattern, and they’re often what pushes a budget over its limit.
Billing begins when you buy your mailboxes, but campaigns start about two weeks later after warmup. Your first month may include only half a month of sending. If you track cost per email, that month can look twice as expensive as the next one.
Pre-warmed mailboxes remove the wait, but check how each provider prices them:
If a poor list or too many spam reports blacklist a domain, replacing it costs more than another registration. A new .com costs $14, but the bigger expense is waiting two weeks for warmup while everything else keeps billing.
Mailboxes cost less to replace. With Mailforge and Infraforge, the slot remains yours, so you can place a new mailbox in it at no extra cost.
I’d budget for a few spare domains each year. That way, blacklisting won’t stop a campaign while replacements warm up.
Some of what you buy may go unused, so know where that can happen.
Billing cycles also vary. Domains bill yearly, a second Infraforge IP costs $297 every three months, and Warmforge’s lowest rate requires annual billing.
Map these charges before starting so a quarterly or yearly payment doesn’t surprise you.
The three stages provide useful benchmarks, but your numbers will differ. I’d build your budget backward from the number of people you want to reach:
For the 4,000-contact example, you need 13 Mailforge mailboxes for $39, Growth for $96, and Leadsforge for $49.
That’s $184 a month, plus $70 a year for domains and any additional data and validation credits.
Cost per email shows how cheaply you send, not whether your outreach works. It falls as volume rises, even if replies stay flat. A setup that sends cheaply but lands in spam becomes expensive when you consider the results.
Measure your spending against replies instead:
Two Salesforge features help. Both plans include reply sentiment analysis, allowing you to count interested responses separately. If you use Primeforge, its analytics show reply rates by mailbox and email provider, helping you see which parts of your setup earn their cost.
After a few months of cost-per-reply data, you can budget fin reverse Choose how many replies you want, then work backward to the required contacts, mailboxes, and plan.
You now know which lines belong in your budget. These Salesforge details affect how you plan them.
If two people need to run campaigns, you need Growth even when your volume fits Pro’s limits. Decide this first because it doubles your software cost.
The 14-day free trial includes:
That’s enough to confirm your mailboxes connect and warm up properly, then send a small first campaign.
There’s no contract after the trial. You can change plans anytime, and Salesforge charges plan changes pro-rata. Moving from Pro to Growth mid-month won’t mean paying for two full months.
Each Forge product has its own subscription. If you already have mailboxes and lead data, you can use Salesforge by itself.
Once your total Forge spending reaches $500 a month, you receive a dedicated account manager, shared Slack channel, and scaling support.
The scaling setup above costs $432 before extra credits, so a growing team may reach that level sooner than expected.
Agent Frank is the AI agent within Salesforge. It prices outreach by contact rather than by tool.
Agent Frank costs more per contact. What you gain is the prospecting work itself.
If team time is your hardest cost to stretch, compare the $499 price with the hours your team would otherwise spend creating lists and managing sequences.
The cheapest way to build a reliable cold email budget is to start small. Run the testing setup for a month or two, track your cost per reply, and use that figure to decide how far to scale.
A budget based on your results is easier to defend than one based on estimates, including mine.
You can begin without paying. Use Salesforge’s 14-day free trial to connect your mailboxes and send a first campaign.
Then create a Leadsforge account for 100 free credits toward your first list. Once the numbers work, move to the plan that matches your volume.
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