Bulk Messaging Cost Calculator See your approximate monthly messaging cost.

Real, volume-based rates — not an invented number. Enter how many messages you plan to send and get an instant estimate before talking to us.

Bulk SMSBulk WhatsApp
Rate at this volume₹0.20 / SMS1,00,000 SMS/month
Estimated monthly cost
  • Messaging: ₹20,000
  • TRAI DLT registration (one-time): ₹8,000
  • Total (first month): ₹28,000
Assumptions
  • SMS rate improves with volume: ₹0.25/SMS under 50K, ₹0.22/SMS 50K–1L, ₹0.20/SMS at ~1L, ₹0.18/SMS above 2L.
  • This is a planning estimate based on real Websofy rates, not a fixed invoice.
  • Final cost depends on your sender ID approval, template category and exact monthly volume.
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Bulk Messaging Cost Calculator - Websofy Software

How the bulk messaging cost calculator works

Choose the channel, bulk SMS or bulk WhatsApp, and enter how many messages you plan to send each month. The bulk messaging cost calculator applies volume-based rates and shows an approximate monthly cost, so you can plan a budget before speaking to us.

SMS or WhatsApp: which should you use?

ChannelBest for
Bulk SMSShort alerts, OTPs, reminders and messages that must reach any mobile phone.
Bulk WhatsAppRicher messages with images, documents and buttons, and two-way conversations.

Things to know before you send

  • Commercial SMS in India requires registered sender IDs and approved templates.
  • WhatsApp business messaging uses approved templates and requires customer opt-in.
  • Rates change with volume and with provider pricing, so treat the result as an estimate.

Messaging works best when it is triggered automatically by events such as payments, bookings and follow-ups. See automation and integrations for how that is set up, or contact us for current rates.

Frequently asked questions

How is bulk messaging cost calculated?

Cost depends on the channel and the number of messages sent each month, with lower per-message rates at higher volumes.

Which is cheaper, bulk SMS or WhatsApp?

It depends on volume and message type. The calculator lets you compare both for your expected usage.

Do I need approval to send bulk messages?

Yes. Commercial SMS needs registered sender IDs and templates, and WhatsApp business messages need approved templates and customer opt-in.

Can messages be sent automatically from my software?

Yes. Messages can be triggered from your CRM, ERP or website through API integration.