You do not have to buy the full toolkit. If you only need to unlock a screen, you can buy a license solely for the "Screen Unlocker" module at a fraction of the cost.
He completed the transaction. Within seconds, an email arrived in his inbox. He copied the —a string of alphanumeric characters—and pasted it into the dialog box.
However, several reviews note important limitations. The Screen Unlocker feature, while functional, essentially just performs a hard reset. As one reviewer pointed out, "the disadvantage of this feature is that all your data will be lost because of the factory reset. Also, it just shows the steps to unlock the phone, which is basically hard resetting the phone. So, according to me, this feature isn't as good as hyped, but it works".