There are many bulk SMS API providers in India who have really work hard to provides those API’s that you can integrate with your software in whatever language you have made it. For say if your website or software is made with C# then the companies like MsgClub provides Bulk SMS API C# gateway integration. With the help of this API, you will be able to integrate your software, website and other various applications. To know more info. visit https://bit.ly/2IGfkxA