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Promotional SMS Transactional SMS OTP SMS WhatsApp API Voice Call RCS Messaging Bulk SMS API DLT Registration
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Promotional SMS Transactional SMS OTP SMS WhatsApp API Voice Call RCS Messaging Bulk SMS API
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Transparent Pricing — No Hidden Fees

Bulk SMS API
Pricing in Chennai

Developer-friendly REST API — PHP, Python, Java, Node.js SDKs included. Same pricing as SMS plans + free sandbox + full documentation. Lifetime validity.

₹1,699
Starting price
4
Flexible plans
∞
Lifetime validity
99.9%
Delivery rate
50K+
Businesses
Start Free Trial Call 9003051520
Promotional Transactional OTP SMS WhatsApp Voice Call RCS API
All plans include Lifetime Validity — credits never expire, ever! UNIQUE TO PING4SMS
Pricing Plans

Choose the right plan

All plans include lifetime validity, DND auto-refund, API access & free white label panel.

Silver (Promo API)
10,000 SMS
₹1,699
+18% GST  ·  Lifetime validity
₹0.17 per SMS
  • REST API access
  • PHP, Python, Java SDKs
  • Free sandbox environment
  • API documentation
  • Real-time DLR webhook
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Most Popular
Gold (Promo API)
25,000 SMS
₹4,199
+18% GST  ·  Lifetime validity
₹0.17 per SMS
  • REST API access
  • PHP, Python, Java SDKs
  • Free sandbox environment
  • API documentation
  • Priority API support
Buy Now
Silver (Trans API)
10,000 SMS
₹2,499
+18% GST  ·  Lifetime validity
₹0.25 per SMS
  • Transactional REST API
  • DND+non-DND delivery
  • 24/7 sending allowed
  • Branded sender ID
  • Real-time DLR webhook
Buy Now
Silver (OTP API)
10,000 OTPs
₹2,999
+18% GST  ·  Lifetime validity
₹0.30 per OTP
  • Priority OTP routing
  • Under 3 sec delivery
  • REST API with SDK
  • Sandbox environment
  • Real-time DLR webhook
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Need a custom volume or enterprise plan?

Special pricing for high-volume requirements. Call our dedicated sales team.

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Why Choose PING4SMS

What sets our Bulk SMS API apart

Multi-Language SDKs

Ready-made code examples for PHP, Python, Java, Node.js, .NET, Ruby, and cURL. Most developers complete integration in under 30 minutes using our sample code.

Free Sandbox Environment

Test your SMS API integration without consuming real credits. The sandbox mimics production behavior exactly — so your integration works perfectly when you go live.

Full API Documentation

Comprehensive API docs at ping4sms.com/bulk-sms-api — request/response examples, error codes, webhook setup, and integration guides for every SDK.

DLR Webhook Support

Receive real-time delivery status callbacks to your server URL. When SMS is delivered or fails, our system sends an HTTP POST to your endpoint — automate your CRM workflows.

Lifetime Validity

API credits never expire. Buy once and integrate — your credits are available whenever your app needs to send SMS, with no expiry pressure or renewal deadlines.

AWS-Powered Infrastructure

99.9% API uptime backed by AWS auto-scaling. Handle millions of SMS per day — whether you send 100 or 10 lakh SMS, our API scales automatically with no rate limit issues.

Other Pricing Plans

Explore all our service pricing

Promotional SMS
₹1,699 for 10K SMS
Transactional SMS
₹2,499 for 10K SMS
OTP SMS
₹2,999 for 10K OTPs
WhatsApp API
₹3,999 for 10K msgs
Voice Call
₹4,999 for 5K calls
RCS Messaging
Custom pricing
FAQ

Frequently Asked Questions

PING4SMS Bulk SMS API pricing starts at ₹1,699 for 10,000 Promotional SMS. API access is included in all plans at no extra cost — there is no separate API pricing. You pay for SMS credits and get full REST API + SDKs + sandbox + documentation free.
No. API access is completely free with every plan. When you purchase any SMS plan (Promotional, Transactional, or OTP), you automatically get full REST API access, multi-language SDKs, sandbox environment, and documentation at no extra charge.
PING4SMS provides a developer-friendly REST API with SDKs for PHP, Python, Java, Node.js, and more. Full documentation at ping4sms.com/bulk-sms-api. Most developers complete integration in under 30 minutes. Call 9003051520 for free tech support.
Standard accounts support up to 1,000 SMS per minute via API. For higher throughput (OTP platforms, large e-commerce), we offer dedicated routes with custom rate limits. Contact us to discuss your volume requirements.
Yes. PING4SMS supports delivery receipt webhooks (DLR callbacks). When an SMS is delivered or fails, our system sends a real-time HTTP POST to your server URL with delivery status, timestamp, and message ID.
Yes. PING4SMS provides a free sandbox environment to test API calls without consuming real credits. The sandbox behaves exactly like production — so your integration works perfectly when you go live. Contact 9003051520 for sandbox credentials.
Start in Under 5 Minutes

Ready to grow your business
with PING4SMS?

Join 50,000+ businesses. Credits never expire. Setup under 5 minutes.

Start Free Trial Call 9003051520
Lifetime Validity Zero Setup Fee DND Auto-Refund 24/7 Phone Support