According with the requirements posted on the official website, no, there is no version of PictBear for Windows 10.
They say the software works on the following Windows versions: Windows 98, ME, 2000, XP, Vista, and 7.
There is also a note on the website which says the development for PictBear has finished, and no support will be provided. This means the official version for Windows 10 won't come.
Note from website: "Because software development for PictBear has finished
we can not provide support for it."