What computer software can send text messages directly to mobile phones?

The software in the computer sends text messages to the mobile phone in two steps:

Count the cell phone number of the person you want them to receive the text message into a spreadsheet, and prepare to import it into the interface of the must-see software in the second step, and then you can remove the duplicate number and the wrong number.

Edit the short message to the above interface, and then simplify and shorten the sentence. Refine it Let everyone know at a glance, it will arrive in 3 seconds.