[archagon]

It is a feature. OSX applications have[1] a[2] certain[3] feel[4] to them. You won't have the same experience using a cross-platform app.

[1]: https://panic.com/coda/

[2]: http://www.pixelmator.com/mac/

[3]: http://macpaw.com/gemini

[4]: http://www.iawriter.com/mac/