🟢 Live · Trusted Since 2002 · 99.9% Uptime
India's #1 Bulk
SMS & WhatsApp
Platform
2002
Est. Year
1L+
Customers
10K+
Resellers
99.9%
Uptime
200+
Networks
⭐ What Our Customers Say
★★★★★
4.9 · Google 200+ Reviews
★★★★★
4.8 · Trustpilot 300+ Reviews
Messaging
📱 Bulk SMS Services
Industry-leading SMS delivery with the best rates and highest reliability in India
Promotional / Marketing SMS
Supercharge your marketing campaigns with high-volume promotional SMS delivered directly to your target audience.
- Blast millions of SMS within minutes to any mobile network
- Customizable sender IDs for brand recognition
- Schedule campaigns for optimal delivery timing
- Supports Unicode for All language messages
- Real-time delivery reports and click-through analytics
Transactional / OTP SMS
Mission-critical transactional messaging with sub-second delivery for OTPs, alerts, and notifications 24/7.
- Ultra-fast OTP delivery in under 3 seconds guaranteed
- 24/7 delivery, no time restrictions
- Dedicated routes for highest priority delivery
- 99.99% delivery rate with intelligent fallback routing
- Secure encrypted message transmission
- Seamless REST API integration in any language
Spam / Gaming Messaging
Specialized messaging solutions for gaming platforms, fantasy sports apps, and high-volume alert systems.
- High-throughput routes for gaming notifications and alerts
- Marketing/Promotional Messages for Spam / Gaming / Casino
- Win/loss alerts, tournament updates and live score notifications
- Fantasy sports platform SMS integration
- International number routing for global gaming audiences
- Dedicated short codes for gaming brand recognition
- Player onboarding and KYC verification OTPs
- Deposit, withdrawal, and transaction alerts
- High concurrency handling for peak game times
- Smart throttling to avoid carrier blocks
- Real-time delivery tracking dashboard
WhatsApp
💬 WhatsApp Messaging Solutions
Engage customers on the world's most popular messaging platform with rich media, high open rates & powerful APIs
Bulk WhatsApp Messaging
Send bulk WhatsApp messages to thousands with rich media support and 95%+ open rates.
- Send to thousands of contacts simultaneously
- Rich media support: images, videos, PDFs, audio
- 95%+ open rate vs 20% for email
- Interactive buttons and quick reply templates
- No spam filters — direct inbox delivery
- Broadcast lists for segmented audiences
- Schedule messages for peak engagement times
- Bulk import contacts via CSV/Excel
- Real-time read receipts and analytics
- Affordable pricing
Bulk WhatsApp API
Developer-friendly API to integrate WhatsApp messaging into any application, CRM, or platform.
- RESTful API with comprehensive documentation
- SDKs for PHP, Python, Node.js, Java, .NET
- Webhook support for real-time delivery updates
- Send text, images, videos, docs via API
- Multi-device session management
- Rate limit handling and auto-retry logic
- Sandbox environment for development testing
- Integration with Shopify, WooCommerce, Salesforce
- High throughput — up to 100 msg/sec
- 99.9% API uptime SLA guaranteed
Next-Gen
🌐 RCS Messaging
The future of SMS — Rich Communication Services with app-like experiences in the native messaging app
RCS (Rich Communication Services) Messaging
Upgrade your SMS campaigns to interactive, branded RCS messages with rich media, carousels, and verified sender profiles — no app download needed.
- Rich media: images, videos, GIFs, and carousels in native SMS app
- Verified business sender profile with brand logo
- Interactive action buttons (call, directions, URL, reply)
- Read receipts and delivery confirmations
- Product catalog carousels for e-commerce
- Conversational two-way messaging capability
- Works on all Android devices with Google Messages
- Automatic fallback to SMS for non-RCS devices
- Higher engagement rates vs standard SMS
- TRAI compliant RCS messaging routes
- Analytics: impressions, clicks, conversions
- Integration with Google's RCS Business Messaging platform
- Retail, banking, travel & hospitality use cases
- Competitive per-message pricing with volume discounts
Voice
🎙️ Voice Call Services
Automated bulk voice calls, OTP voice delivery, and IVR solutions for mass reach
Bulk Voice Calls & IVR
Reach your audience with automated voice calls, voice OTPs, and interactive voice response systems at scale.
- Bulk automated voice broadcasting to millions
- Text-to-speech in 20+ Indian and global languages
- Pre-recorded audio message campaigns
- Voice OTP as fallback for SMS OTP delivery failures
- IVR (Interactive Voice Response) system setup
- Click-to-call and callback solutions
- Real estate lead calling automation
- Political campaign and survey voice blasts
- Outbound dialer with CRM integration
- Detailed call analytics: answered, hung-up, busy reports
- Caller ID masking for privacy protection
- Competitive per-minute rates from ₹0.15/call
📞
Why Choose Voice Calls?
📈 Higher recall vs SMS — voice is 5x more memorable
🌍 Reach feature phone users with no smartphone needed
🔐 Voice OTP is impossible to screen-capture or phish
⚡ Instant delivery — calls connect in under 5 seconds
VoIP & Cloud
🛠️ VoIP & Cloud Communication Services
Enterprise-grade telephony solutions: DID numbers, Cloud PBX, MS Teams, and more
VoIP Services
- HD voice quality over internet infrastructure
- SIP trunk provisioning for business PBX
- Unlimited concurrent call channels
- International call termination at lowest rates
- Failover routing for 100% call continuity
- Compatible with Asterisk, FreeSWITCH, 3CX
- Real-time CDR and call analytics dashboard
- Fraud detection and call screening built-in
- Number portability support across operators
- Dedicated Tier-1 carrier connections
DID / Toll Free Numbers
- 1800 & 1860 toll-free numbers for customer support
- DID numbers across 100+ countries worldwide
- Local presence numbers in any Indian city
- Virtual phone numbers for remote teams
- Instant number provisioning online
- Route calls to any mobile, landline, or SIP
- Call recording and voicemail included
- SMS-enabled DID numbers available
- Porting existing numbers with zero downtime
- Bulk number purchasing for call centers
DID Reseller Panel
- White-label reseller platform with your branding
- Provision DID numbers to sub-resellers instantly
- Markup control — set your own pricing
- Real-time inventory of 50,000+ DIDs globally
- Automated billing and invoice generation
- API access to integrate with your platform
- Multi-level reseller hierarchy support
- 24/7 technical support for resellers
- Competitive wholesale DID pricing
- No minimum monthly commitment required
Cloud PBX Services
- Fully hosted PBX — no hardware required
- Extensions for unlimited remote employees
- Auto-attendant and IVR menu builder
- Call queuing, ACD, and ring groups
- Voicemail-to-email transcription
- Conference calling for up to 200 participants
- CRM integration (Salesforce, HubSpot, Zoho)
- Call recording with cloud storage
- Mobile softphone app for iOS & Android
- Analytics: call volumes, wait times, agent KPIs
MS Teams Direct Routing
- Make/receive PSTN calls directly from MS Teams
- No Microsoft Calling Plans subscription needed
- Cost savings of 40-60% vs Microsoft native calling
- Bring your own carrier (BYOC) for Teams
- Session Border Controller (SBC) managed service
- Local number retention with Teams migration
- Emergency calling (E911/999) compliance
- Teams-certified SBC infrastructure
- Seamless integration with Teams Admin Center
- Microsoft certified and fully compliant
📞 24/7 Support: +91 9000936571
📧 info@cheapsms.com | 💬 Live Chat Available