Transactional Email Service

Deliver Every Critical Email—Instantly & Reliably

Businesses rely on instant communication for OTPs, alerts, confirmations, billing, and essential
user notifications. Lintel Labs ensures your messages reach your users’ inboxes in seconds.

• Ultra-fast OTP & alert delivery
• High inbox placement with anti-spam optimization
• Real-time analytics & tracking dashboards
• Scalable to billions of emails per month
• API, SMTP, SDKs & multi-language support
• 24×7 monitoring & dedicated support

Your business deserves email delivery you can trust—every single time.