I just found this amazing tool online that made my bitcoin transactions arrive faster.
Wrong, you literally just created this account, in order to promote your new website (that requires users to download a software that most likely contains a tool to hack/steal users money/information).
https://www.whois.com/whois/btccaster.comRegistration Date:2018-01-16
Nope, it doesn't and stop giving misleading information:
https://imgur.com/a/FfotRAlso based on your thread title, an accelerator is a completely different thing from a broadcasting tool.
Let me know if you found this usefull.
It will only be useful for you (if someone downloads it).
A warning to new users or those that are less technically minded "stay away from this".