Many professionals use (due to the better stabilizer and rulers) and then export the file as a .psd (Photoshop) to add textures and effects, since SAI lacks advanced filters. Alternatively, they use SAI 1.2.5 for quick sketching because it launches 0.5 seconds faster.
Practical benefits for different users
Follow the instructions on the official site to generate your license file (.slc) based on your System ID. Paint Tool SAI 2 dan 1.2.5 Full Version
Move the license file into your installation folder to unlock the full version, enabling "Save" and "Export" functions. Choosing Between Version 1.2.5 and SAI 2 Many professionals use (due to the better stabilizer