Apps like GSM Modem (SMS)

Here are some great alternatives to GSM Modem (SMS) by Sindhi Developers :
Bulk SMS Software Mobile help
Bulk SMS Software Mobile help
★3.5
Telerivet Gateway
Telerivet Gateway
★4.0
Messages Lite - Text Messages
Messages Lite - Text Messages
★4.3
Messenger SMS - Text messages
Messenger SMS - Text messages
★4.3
Bulksmsplans - Unlimited Sms
Bulksmsplans - Unlimited Sms
★3.3
Messages: Private messaging
Messages: Private messaging
★4.6
Write sms by Voice all languag
Write sms by Voice all languag
★4.3
Message Pro – SMS Messenger
Message Pro – SMS Messenger
★4.0
SMSify- SMS Messenger for Text
SMSify- SMS Messenger for Text
★4.6
Voice sms sender by phone
Voice sms sender by phone
★3.4
Messages
Messages
★4.3
MAXSIP
MAXSIP
★4.1
Salesmsg - Business Texting
Salesmsg - Business Texting
★4.4
Messages
Messages
★3.7
Messages
Messages
★4.2
Messages
Messages
★3.6