Instantly.ai

Scale cold email with unlimited inboxes
📤 Cold Email Sending & SequencingFree plan availableFounded 2021

Instantly is a cold email platform built for high-volume outbound, offering unlimited email account connections, built-in warmup, and inbox rotation. It also bundles a lead database and a basic CRM as add-ons.

Pros & cons

✅ Pros

  • Unlimited email account connections
  • Built-in warmup and inbox rotation
  • Bundled lead database (SuperSearch)
  • Popular with agencies for high volume

⚠️ Cons

  • Full stack (CRM, leads) adds up in cost
  • Support can be slow
  • Lead data quality varies

Who it's best for

Agencies and outbound teams running high-volume cold email across many mailboxes.

Got the tools. Need the words?

The best stack in the world won't save a weak message. We write cold email sequences that actually get replies — done for you.

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