Instantly

Instantly helps you find, contact and close your ideal customers with AI.

Sales Engagement
★★★★★ 4.8
2021 Founded
51-200 Employees
50,000+ Customers
Sheridan, WY, USA Headquarters
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Quick Facts

✓ Free Trial
Website
instantly.ai →
Starting Price
37
Pricing Model
tiered
Free Trial
14 days
Company Type
private
Social
LinkedIn Twitter/X

About Instantly

Instantly is a sales engagement and cold email platform built to help B2B teams, founders, and agencies find, contact, and close their ideal customers at scale. The product centers on email as the primary outbound channel, offering unlimited sending accounts, automated warmup, and a large B2B lead database so teams can run high‑volume outreach while maintaining sender reputation and inbox placement. Its AI capabilities, including Instantly Copilot and AI Reply Agent, assist with lead targeting, campaign creation, content generation, and reply handling.

Launched in 2021 and headquartered in Sheridan, Wyoming, Instantly grew rapidly through a bootstrapped go‑to‑market motion, including an early AppSumo launch and aggressive content and community building. The company positions itself as a flat‑fee alternative to traditional per‑seat sales engagement suites, emphasizing predictable economics for agencies and lean sales teams that need to manage many inboxes and domains without multiplying license costs.

The platform has expanded beyond sending and warmup into a broader revenue stack: SuperSearch for lead data and enrichment, verification tools, Inbox Placement testing, website visitor tracking, and an AI‑assisted CRM for pipeline management. Native and partner integrations with CRMs like HubSpot and Salesforce, plus automation platforms such as Zapier and Make, allow Instantly to sit at the center of a modern outbound workflow. Users can orchestrate multi‑step campaigns, manage replies in a unified inbox (Unibox), and push activity into their CRM for reporting.

In the crowded sales engagement market, Instantly competes by combining flat‑fee unlimited inboxes, deliverability infrastructure, and built‑in data with a relatively simple UI and fast setup. It has become especially popular with cold email agencies and small B2B SaaS companies that need cost‑efficient scale. At the same time, user feedback highlights trade‑offs around support quality, pricing jumps between plans, and occasional deliverability or reliability issues, so buyers typically evaluate it alongside alternatives like Apollo.io, Smartlead.ai, Saleshandy, Lemlist, and Mailshake.

Key Features

Unlimited email sending accounts - connect as many inboxes and domains as needed for campaigns without per-seat limits.

Automated email warmup - built-in warmup pool that gradually increases sending and simulates real engagement to protect sender reputation.

AI Copilot - chat-style assistant that can find leads, write sequences, create campaigns, and summarize analytics based on your ICP and website.

AI Reply Agent - classifies incoming replies (e.g., interested, not interested, OOO) and drafts suggested responses or handles routine replies automatically.

B2B lead database (SuperSearch) - large contact database (hundreds of millions of B2B leads) with filters for job title, industry, company size, tech stack and more, plus enrichment and verification.

Email verification & list cleaning - verify email addresses and run bulk domain tests to reduce bounces and maintain deliverability.

Advanced sequencing & A/Z testing - build multi-step campaigns with conditions, schedule windows, and test many variants (A/Z) of subject lines and copy.

Deliverability toolkit - inbox placement tests, blacklist monitoring, spam-word checker, health scores, and sending caps per inbox.

SISR deliverability network - on Light Speed/Enterprise, server and IP sharding/rotation (SISR) to spread risk across IPs and maintain primary inbox placement at high volumes.

Unibox unified inbox - centralized inbox for viewing and replying to responses across all connected email accounts, with labels and AI categorization.

Built-in CRM - optional Instantly CRM to track opportunities, calls, SMS, tasks, and pipeline with integrated outreach data.

Website visitor tracking - identify and enrich anonymous website visitors and sync them into outreach or CRM workflows.

Team collaboration & governance - invite team members, manage workspaces, set sending policies, and standardize templates and rules across accounts.

API v2 & webhooks - programmatic access to campaigns, leads, analytics, verification, and inbox placement plus real-time event webhooks.

Education & playbooks - extensive cold email SOPs, templates, setup guides, and a private community to help teams implement proven outbound systems.

Pros & Cons

👍 Pros

  • Unlimited email accounts and warmup on all outreach plans, making it very cost-effective for agencies and teams managing many inboxes.
  • Clean, intuitive interface and quick setup that lets users launch campaigns faster than many legacy sales engagement tools.
  • Strong deliverability tooling including automated warmup, inbox rotation, inbox placement tests, and SISR IP rotation on higher tiers.
  • Integrated B2B lead database and verification so users can source, enrich, and clean leads without relying on multiple external tools.
  • Robust AI features (Copilot, AI Reply Agent, AI sequence writer, spam checker) that reduce manual copywriting and reporting work.

👎 Cons

  • Customer support is frequently described as slow, difficult to reach, or unhelpful, especially when serious deliverability or account issues arise.
  • Pricing jumps and feature gating (e.g., 1,000 active leads on Growth and A/Z testing or full Unibox only on higher tiers) can feel expensive or restrictive for small teams.
  • Some users report deliverability and reliability problems, including burned domains when using Instantly's warmup or DFY email accounts, campaigns not sending as expected, and limited refunds when things go wrong.

User Reviews

G2
4.8
★★★★★
Capterra
unknown
☆☆☆☆☆
TrustRadius
unknown
☆☆☆☆☆

Integrations

Salesforce HubSpot Pipedrive Close CRM Google Sheets Slack Discord Zapier Make.com n8n Pabbly Connect Integrately LeadConnector Apollo.io Notion Calendly Clay Persana AI OutboundSync Webhooks

Best For

Company Size

smb mid-market enterprise

Industries

SaaS Technology Marketing & Advertising Professional Services Agencies Financial Services

Use Cases

Cold Email Outreach Sales Prospecting Lead Generation Agency Lead Delivery for Clients Pipeline Development and Meeting Setting Product Launch and Campaign Promotion

FAQ

What is {vendor_name}?

+

{vendor_name} (Instantly) is an AI-powered sales engagement and cold email platform that lets you connect unlimited email accounts, automatically warm them up, and run multi-step outbound campaigns from a single workspace. It includes a large B2B lead database, verification, deliverability tools, AI assistants for campaign creation and reply handling, and an optional CRM so B2B teams and agencies can find prospects, send at scale, and manage pipeline without stitching together many tools.

How much does {vendor_name} cost?

+

{vendor_name} uses flat-fee, tiered pricing for its email sending and warmup plans. The core Growth Outreach plan starts around $37/month per workspace and includes unlimited email accounts, unlimited warmup, 1,000 active leads, and 5,000 emails per month. Hypergrowth Outreach is $97/month with 25,000 leads and 100,000 emails, and Light Speed is $358/month with 100,000 leads and 500,000 emails. There is a 14-day free trial (no credit card) but no permanent free plan; add-ons like SuperSearch lead credits, Inbox Placement, Website Visitors, and CRM are billed separately.

What are the main features of {vendor_name}?

+

{vendor_name} focuses on high-volume email outreach with strong deliverability. Key features include unlimited email accounts and warmup, advanced sequencing and A/Z testing, a unified inbox (Unibox) for managing replies, a large B2B lead finder with enrichment and verification, Inbox Placement tests and blacklist monitoring, SISR IP sharding and rotation on higher tiers, AI Copilot and AI Reply Agent, optional CRM for pipeline tracking, and integrations with tools like HubSpot, Salesforce, Pipedrive, Google Sheets, Slack, Zapier, and Make.

Who are {vendor_name}'s main competitors?

+

Main competitors to {vendor_name} in the cold email and sales engagement space include Apollo.io, Smartlead.ai, Saleshandy, Lemlist, Mailshake, and Woodpecker. Larger multichannel sales engagement suites such as Salesloft and Outreach may also be considered alternatives for organizations that need deep dialer, LinkedIn, or enterprise governance features beyond Instantly's email-first focus.

Is {vendor_name} good for small businesses?

+

{vendor_name} can be a strong fit for small B2B businesses and bootstrapped startups that rely heavily on cold email and want flat-fee pricing with unlimited sending accounts. The Growth plan offers a relatively low starting price, integrated data, and powerful deliverability and AI tooling. However, the 1,000 active lead limit on the entry plan, upsells for A/Z testing and CRM, and add-on credit costs mean very budget-sensitive teams should model total spend and compare it with alternatives like Saleshandy, Smartlead.ai, or Mailshake before committing.

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