A shooter game training tool now available for free on Xbox, titled Aimlabs, is offering players an easy way to bump up their Gamerscores by more than 1,000 points in addition to fine-tuning their skills in the first and third-person shooter genres. Aimlabs has been available on PC and mobile devices for just over a year, and the jump to Xbox offers a lot of opportunities for players looking to amp up their shooting skills on console.