Cold Email Tools and Costs

These are the services we use at OKZest to send cold emails. Other providers are available and you can swap any of them later, but this is a good, proven starting point.

The quantities below match the setup in this guide: 2 domains and 6 inboxes, sending up to 180 emails per day.

Service	What it's for	Provider	Quantity	Cost
Domains	Separate domains used only for cold email	Cloudflare	2	About $11 per year each
Email accounts	2 to 3 inboxes per domain	Google Workspace or Zoho Mail	6	Google: from $7 per inbox per month. Zoho Mail Lite: from $1 per inbox per month (billed yearly)
Warmup and sending	Warms up your inboxes and sends your campaigns	Instantly	1	Growth plan: $47 per month ($37.60 per month billed yearly). Includes unlimited inboxes and warmup, and up to 5,000 emails per month
Lead data	Finds the names, emails and company details of the people you want to reach	Apollo	1	Free plan to start. Basic: $49 per month billed yearly, or $65 monthly
Lead validation	Checks emails are real before you send, to keep bounces low	Bulk Email Checker	Pay as you go	$9.95 per 10,000 emails
Email templates	Proven subject lines and email copy for your niche	Instantly, Hunter or Lemlist	-	Free
Personalized images	Adds each recipient's name and details to images, to increase engagement and clicks	OKZest	1	Free to try. Starter: $47 per month for 10,000 images

What it costs per month

For the setup in this guide, expect to pay roughly:

	With Zoho Mail	With Google Workspace
Domains (2)	$2	$2
Inboxes (6)	$6	$42
Instantly Growth	$47	$47
Lead validation (about 4,000 emails)	$4	$4
OKZest Starter	$47	$47
Total	About $106	About $142

Add $49 to $65 if you need Apollo's paid plan for more leads. Most services are cheaper if you pay yearly.

Prices were checked in November 2026 and can change, so check each provider's pricing page before you buy.