The deliverability-first
Instantly alternative
Instantly is popular for sending at volume. MailOptimal matches the sending and adds a built-in verified lead database, placement testing and a real shared inbox with pipeline, on flat pricing instead of usage-based credits.
MailOptimal vs Instantly
| Feature | MailOptimal | Instantly |
|---|---|---|
| Built-in verified lead database | 700M+ included | Add-on |
| Unlimited mailbox warmup | Yes | Yes |
| Inbox placement testing | Yes | Limited |
| Done-for-you email infrastructure | Yes | Yes |
| Shared Unibox + pipeline/CRM | Yes | Basic |
| Flat pricing, no per-seat fees | Yes | Usage-based |
| Free trial | 14 days | Limited |
Three reasons teams pick MailOptimal
Unlimited warmup, placement testing and reputation monitoring on every plan, never an add-on.
A 700M+ verified B2B database means you find and send from one place, with no second subscription.
Predictable plans with no per-seat fees or usage credits to manage.
Frequently asked questions
Can I migrate my campaigns easily?
Is warmup really unlimited?
Do you offer a free trial?
The part other cold email tools leave to you
Most sequencers stop at sending and leave mailboxes to Google or Microsoft at $4 a seat. MailOptimal runs its own sending platform, InfraOptimal, with dedicated IPs from $1.00 a mailbox and DNS written for you.
| 100 mailboxes a month | Cost |
| InfraOptimal, dedicated IP | $100 / mo |
| Google Workspace, shared IP | $400 / mo |
| Microsoft 365, shared IP | $400 / mo |
Dedicated IPs only · 10 mailbox minimum · SMTP and IMAP included
Make the switch from Instantly
Try MailOptimal free for 14 days and see the deliverability difference yourself.
No credit card · 14-day free trial · Join 10,000+ teams