Promo SMS Sender provides solutions to send bulk SMS messages using the GSM modem or mobile phone. This is software for SMS advertising and SMS marketing. It supports long and flash SMS, 7-bit, UCS2 (16-bit unicode) character encoding. Support all international characters. Import phone number list from CSV files. The SMS editor displaying information about the total length of your text message. Send personalized SMS message to each recipient. No internet connection is required to send SMS.