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Bulk SMS

Send Bulk SMS Instantly with DLT Sender ID & Content Templates. Reliable and 100% Fast Delivery Services for OTP SMS, Promotions, Alerts, and Notifications

RCS Message

Send rich, branded RCS messages including images, buttons, read receipts via Fast2SMS for next level customer engagement, conversions.

Whatsapp Business API

Connect instantly with customers using WhatsApp Business API via Fast2SMS. Free WhatsApp OTP API to send alerts, updates, utility & marketing messages on the world’s favorite chat app.

Quick SMS

Send Bulk SMS without DLT Registration. Reach your audience for promotional SMS & transactional SMS (DND & NonDND)

OTP SMS

OTP SMS API in India, send OTP messages securely and instantly to verify users on your website or app. Ensure reliable authentication and smooth customer onboarding.

API SMS

Integrate SMS or messages into your app with our powerful Bulk SMS API. Send DLT SMS using API. Automate alerts, promos, and notifications with real-time webhooks.