When comparing Piano One vs TruePianos, the Slant community recommends TruePianos for most people. In the question“What are the best free piano VSTs?” TruePianos is ranked 2nd while Piano One is ranked 3rd. The most important reason people chose TruePianos is:
It is very hard to find plugins that support more than one platform so this is an added bonus.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Windows and Mac support
It is very hard to find plugins that support more than one platform so this is an added bonus.
Pro Five Piano Modules
There are multiple modules like Atlantis, etc. For different styles of piano.
Pro Digitally Sampled
Not made with real instruments,so you can have an electronic feel to the synth.
Cons
Con Hard to get a natural sound
It does not use real samples which makes it sound "soulless" per se. It is harder to implement more satisfying natural sound with this VST using customization.