Cold Email at Scale

Instantly reviewed

One of the 10 tools in our Sales Engagement Platforms list. Here’s what Instantly does, its key features, pricing and who it’s best for — plus an honest take from the Captiwate team.

★ 4.9 on G2 ✍️ Reviewed by the Captiwate team
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Instantly
Cold Email at Scale
G2 Rating
4.9
Pricing
From $30/month
Best For
B2B sales teams running high-volume cold email campaigns who prioritise deliverability and inbox placement.
At a glance
Use Case
Cold Email at Scale
G2 Reviews
2788
Last Reviewed
May 5, 2026

What Instantly does

Instantly is a high-volume cold email platform with unlimited sending accounts and built-in email warmup — built for B2B teams that need deliverability and outreach automation at scale.

Key features

Unlimited email sending accounts with built-in warmup

AI-powered personalisation and sequence automation

Deliverability network and inbox rotation

LinkedIn automation and outreach

Analytics on open rates, reply rates, and campaign performance

Our take
We publish this list and have a product in this space — here's our honest read

Captiwate's take

Instantly is the go-to tool for teams running cold email at serious volume. The unlimited sending accounts model is a genuine differentiator — it lets teams rotate sending infrastructure to protect deliverability at scale. The limitation is channel depth: it's primarily email-focused, with LinkedIn and calling added more recently. Not an enterprise SEP, but excellent at what it does.

See how Captiwate fits into your stack

You’ve done the research. Now see how real-time buyer engagement fits alongside the tools you’re already using.

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