Voice SMS API services by Priority SMS can be easily configured into any software or application to process Voice SMS Blasts. … Voice SMS API can be configured in any of the programming language available in the market. These days it is being used to send OTP on voice sms gateway as a backup of Bulk Text SMS.

Features of Voice SMS API
• Broadcast you voice message instantly.
• Add human touch to your Mobile marketing Campaign.
• Get instant response using interactive feature (User pressing key for response).
• Real-time reporting to measure the response of the campaign.
• Schedule your Voice campaigns at predefined date & time.
• Pay only for successfully connected calls.