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

Flarereach (Email Marketing): Flarereach is a real-time email validation API that reduces bounces, protects sender reputation, and delivers clean lists. Pricing: from $5.83/mo. (data verified August 2026)
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Flarereach is an email validation API that verifies email addresses in real time. It checks syntax, domain, MX records, and mailbox existence in milliseconds, ensuring you send only to valid, reachable addresses.
Invalid email addresses cause bounces, hurt sender reputation, and lower deliverability. Flarereach filters out bad emails before you send, protecting your domain and improving inbox placement.
Flarereach is built for developers, product teams, and marketing operations at growing companies that need automated email validation. It's ideal for SaaS platforms, form-based signups, and high-volume email senders. It's not for individuals looking for a one-time bulk cleaning tool without API integration.
Typical uses include validating new signups from web forms, cleaning your email list before a campaign, and integrating with your CRM or delivery system to ensure every email sent has a high chance of reaching the inbox.
Editorial score from our review methodology — not user ratings.
Flarereach pricing: from $5.83/mo.
$5.83/month (billed annually at $69.90) — Includes 3,000 validations/month, REST API access, real-time verification, disposable detection, up to 10 API keys. 14-day free trial.
$13.33/month (billed annually at $159.90) — Includes 10,000 validations/month, everything in Starter, plus priority support. 14-day free trial.
$58.33/month (billed annually at $699.90) — Includes 50,000 validations/month, everything in Pro, bulk validation endpoint, custom webhooks, dedicated account manager. 14-day free trial.
$207.58/month (billed annually at $2,490.90) — Includes 200,000 validations/month, everything in Business, premium SLA (99.99%), custom integrations, phone support. 14-day free trial.
Custom pricing — For unlimited validations, dedicated infrastructure, or custom contracts. Contact sales.
All annual plans include a 14-day free trial; monthly plans include a 7-day free trial. No credit card required to start.
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