Many iPhone apps allow you to send message to multiple contacts, but if you want to send same message with different contact names, the Pin-Point SMS message app may be more suitable for you.
Pin-Point SMS is a practical SMS message app developed by Murray Picton. Using the iPhone app, you can write a message and send it to multiple contacts. Most importantly, with the help of placeholders, each text message features different contact name. Apart from that, you can also effortlessly group contacts into lists, save massages for quick sending, and review messages before it is sent.
Pin-Point SMS message app with a size of 0.3MB is compatible with iPhone, iPod touch, and iPad running iOS 4.2 or later. The iPhone app is priced at $1.99 USD. If you’re interested, jump to App Store for more details, or you can also try out its free version (the limitation of 5 people in a list).