Multi-channel OTP verification at competitive pricing. Email, SMS, and WhatsApp in one API.
100 free SMS verifications • No credit card required • 5-minute setup
SMS-focused service
Multi-channel platform
| Feature | 2Factor.in | Sendmator |
|---|---|---|
| SMS Verification | ||
| Email Verification | ||
| WhatsApp Verification | ||
| Transparent Pricing | ||
| Auto-expiry OTPs | ||
| Rate Limiting | ||
| Custom Templates | Limited | Full customization |
| Unified API (all channels) | ||
| Multi-Channel Fallback | ||
| Analytics Dashboard | Basic | Advanced with exports |
| Sandbox Mode | Yes | |
| Free Tier | Trial credits | 100 free SMS monthly |
Sign up and get 100 free SMS verifications to test multi-channel OTP.
Create Free AccountSimple API migration with our unified endpoint:
// Sendmator unified OTP API
const {data} = await sendmator.otp.send({
channels: ['email', 'sms'], // Multi-channel fallback
recipients: {
email: 'user@example.com',
sms: '+919876543210'
}
});
// Verify OTP
await sendmator.otp.verify({
session_token: data.session_token,
otps: {sms: '123456'}
});Use email as primary channel (92% cheaper) with SMS as fallback.
Test thoroughly and deploy with confidence.
Need migration help? Our team is ready to assist.
Get multi-channel OTP verification with competitive pricing.
No credit card required • 100 free SMS • Multi-channel support