When comparing Tk vs Xojo, the Slant community recommends Tk for most people. In the question“What are the best cross-platform GUI toolkits?” Tk is ranked 12th while Xojo is ranked 25th. The most important reason people chose Tk is:
Bindings for Python, C, C++, Ruby, Perl, Go, Java, Haskell and more, see [Languages with a Tk binding](https://wiki.tcl-lang.org/page/Languages+with+a+Tk+binding).
Ranked in these QuestionsQuestion Ranking
Pro Bindings for several languages
Bindings for Python, C, C++, Ruby, Perl, Go, Java, Haskell and more, see Languages with a Tk binding.
Pro Easy Styling
Once you understand how to style, the styling can look great
Pro Great for beginners
Easy to pick up and run with it.
Pro Easy to use
Easy to make compiled native apps.
Con Base looks are garbage without a good amount of styling
Going with the base look for your app is a bad idea because it looks like garbage with the defaults
Con C# support lacking
Although the Eagle Project exists, which offers Mono and .NET Core support, C# support is not standard.
Con Subscription-based/Not free
Using this product you're betting the company will still be around. If they get bought out by an enterprise that wants to use the tech internally, all they need to do is stop offering subscriptions and suddenly you're scrambling to rebuild your entire app on other technology.
Con No Android support
They plan to eventually support Android, but for now, they only support iOS.