I have tried Scratch myself as I had to tutor a student in it (I am a tutor IRL). While Scratch has some benefits (the color-based collision coding is sharp once one learns how to do it), it has nowhere near the power of Stencyl (see my previous response to Nekuray).
I have tried Scratch myself as I had to tutor a student in it (I am a tutor IRL). While Scratch has some benefits (the color-based collision coding is sharp once one learns how to do it), it has nowhere near the power of Stencyl (see my previous response to Nekuray).