Documentation, Guides & Support

Sign up for a free account at Hadronsoft, get ₹10 free credit instantly. Our team will help with DLT registration (completed in 2-3 hours). Then upload contacts and start sending via dashboard or API.

DLT (Distributed Ledger Technology) registration is mandatory by TRAI for all commercial SMS in India. Without it, your SMS will not be delivered. Hadronsoft provides free assistance for complete DLT registration.

Typically 24-48 hours after submission of all relevant documents. Our team handles the entire process and follows up with Meta on your behalf.

Currently RCS works on Android via Google Messages. Apple announced RCS support coming in 2024. Hadronsoft provides automatic SMS fallback for non-RCS devices including iPhones.

As per TRAI regulations, promotional SMS can only be sent between 10:00 AM and 9:00 PM. Transactional and OTP SMS can be sent 24×7.

WhatsApp charges per 24-hour conversation session. Marketing: ₹0.99, Utility: ₹0.25, Authentication: ₹0.25, Service (user-initiated): Free. Billed from your Hadronsoft wallet.

No! Your wallet credits never expire. They are shared across all channels (SMS, WhatsApp, RCS, Voice, IVR) and can be used anytime.

Absolutely. Hadronsoft provides developer-friendly REST APIs for all channels with comprehensive documentation, code samples in 8+ languages, webhook support, and Postman collections.

Bank Transfer (NEFT/RTGS/IMPS) - zero fees, UPI/QR - zero fees, Razorpay (Cards/NetBanking) - 2-3% gateway fee. Wallet credited within 45 minutes during business hours.

WhatsApp: +91 0000000000, Email: [email protected], Phone: +91 0000000000. Business hours: Mon-Sat, 10 AM-7 PM IST. Typically respond within 2 hours.