Welcome To Cilwo
Best Bulk SMS Service in India — Trusted by Top Brands, Loved Nationwide
Blazing-fast, reliable, and compliant bulk messaging solutions—perfect for promotions, alerts, OTPs, and beyond.
Get quick delivery, fraud protection, and personalized transactional sms options to enhance your messaging experience and build stronger connections with your audience.
Otp SMS
Promotional SMS
Transactional SMS
2 Way SMS
Service SMS
Seamlessly integrate with your current tech stack by easily connecting various integrations, streamlining workflows, and increasing efficiency
Our user-friendly platform ensures smooth operations, offering a wide array of integrations to complement our SMS API, including OTP sms and 2 way sms functionalities. With easy configuration options, you can seamlessly incorporate our platform into your existing systems for enhanced functionality
SMS is providing verified and reliable delivery with a straightforward integration and enabling you to expand your reach globally…
WorldWide Reach
Wherever your customers are located, we ensure your SMS messages are delivered successfully.
Fast integration
Seamlessly integrate our API into your existing business workflows for a swift and straightforward implementation.
Improve customer responses
Utilize real-time analytics and CX consultancy to create a winning communication strategy that enhances customer engagement.
Secured delivery
With our secure infrastructure, you can safely transmit confidential information to your customers via bulk SMS.
One Platform
Take the liberty of sending messages across all Cilwo’s panel from a single dashboard.
Friendly support
Our customers and tech support team is always available 24/7, throughout the year.