Kit ◆
ConvertKit (now Kit) is an email-first platform that automates email marketing, newsletter growth, and digital product sales for creators.

Instantly.ai (Email Marketing): Instantly.ai is a sales engagement platform for cold email outreach, lead generation, and AI-powered automation. Pricing: from $47/mo. (data verified August 2026)
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Instantly.ai is a sales engagement platform that combines cold email outreach, lead generation, and AI-powered automation. It helps businesses find prospects, send personalized emails at scale, and track revenue—all in one tool. The platform includes a lead database of 450M+ B2B contacts, email verification, and AI Sales Agents that can write copy and manage campaigns.
Instantly.ai is designed for sales teams, agencies, and founders who rely on cold email to generate leads and close deals. It's ideal for businesses that want to scale outreach without sacrificing deliverability. It is not for those seeking a simple transactional email tool or a full CRM suite—though it offers CRM features, its focus is on outbound campaigns.
Common use cases include: automating cold email campaigns, warming up new domains, enriching leads with company data, and routing leads to next steps when they reply or book meetings. Teams use it to increase reply rates, improve inbox placement, and track pipeline revenue.
Editorial score from our review methodology — not user ratings.
Instantly.ai pricing: from $47/mo.
Includes unlimited email accounts, unlimited email warmup, 1,000 uploaded contacts, 5,000 emails monthly, chat support, and access to the lead database with 1500 credits.
Everything in Starter plus 100,000 emails monthly, 25,000 uploaded contacts, AI Reply Agent, Unibox replies, advanced deliverability, and 5000 credits.
Everything in Hypergrowth plus 500,000 emails monthly, 100,000 uploaded contacts, SISR system, and 10K credits.
All plans come with a free trial—no credit card required.